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Fundamental and Applied Pharmacology for Nurses
Meena Shrivastava
SECTION ONE: GENERAL PHARMACOLOGY
1:
Definitions, Dosage Forms and Routes of Drug Administration
DEFINITIONS
Pharmacology
Drug
BRANCHES OF PHARMACOLOGY
SOURCES OF DRUGS
Natural Sources
Minerals
Plants
Microorganisms
Animals
Synthetic Source
Newer Sources
Genetic Engineering
Hybridoma Technique
DOSAGE FORMS
Oral Solid Dosage Forms
Tablets
Capsules
Powders and Granules
Lozenges/Pastilles/Troches
Pills
Oral Liquid Dosage Forms
Mixtures
Syrups
Glycerins
Spirits (Sometimes Called Essences)
Decoctions
Tinctures
Extracts
Mucilages
Linctuses
Elixirs
Aromatic Waters (Sometimes Called Medicated Waters)
Dosage Forms for External Use
Pastes
Gels
Lotions and Liniments
Lotion
Liniments
Ointment
Other Topical Dosage Forms
Ophthalmic Drug Delivery
Eye Drops
Eye Ointments
Intraocular Solutions
Ophthalmic Injections
Inhalational Drug Delivery
Drawbacks
Aerosols
Devices for Aerosolised Inhalation
Miscellaneous Dosage Forms/ Routes of Drug Delivery
Nasal Solutions
Otic Solutions
Ear Ointments
Suppositories
Enemas
Parenteral Dosage Forms
Injections
Implants
Dialysing Fluids
Irrigating Fluids
Intravenous Additives
ROUTES OF DRUG ADMINISTRATIONS
Topical or Local Application
Disadvantages of Local Route
Oral or Enteral
Advantages of Oral Route
Limitations
Parenteral Route
Inhalation
Injections
Types of Injectable Routes
Intradermal
Subcutaneous Route
Intramuscular Route
Intravenous Route
Transcutaneous Routes
Transmucosal Route
Sublingual
Transrectal
Transnasal
Endotracheal Route
Newer Developments in Drug Administration
GENERAL DOS AND DON'TS IN ADMINISTRATION OF DRUGS IN HOSPITAL
NURSE'S RESPONSIBILITY IN THE ADMINISTRATION OF DRUGS
Administration of Oral Medications
Technique for Giving Intradermal Injection
Technique for Giving Subcutaneous Injection
Z-track Intramuscular Injection
Administration of IV Medications
Technique for Giving Intravenous Injections
Aspirating from Ampoules (Glass, Plastic)
Aspirating from a Vial
Dissolving Dry Medicine
Technique
Inhalation using Inhaler and Spacer Device
Precautions
Topical into Eye (Drops)
Precautions
Instruction to Patient for Administration of Pessary
Administration of Rectal Medication
Instruction to Patient for Use of Nasal Drops
Administration of Otic Medication
Administration of Topical Medication
2:
Pharmacokinetics
MEANING OF PHARMACOKINETICS
DRUG ABSORPTION
Ways of Drug Absorption
Passive Diffusion
Active Transport
Pinocytosis
Factors Affecting Drug Absorption
DRUG DISTRIBUTION
Redistribution
Protein Binding
Blood Brain Barrier
Placental Transfer of Drug
Storage in Tissues
DRUG BIOTRANSFORMATION
Types of Biotransformation Reactions
Factors Affecting Biotransformation
DRUG EXCRETION
Other Methods of Drug Excretion
PHARMACOKINETIC PARAMETERS
THERAPEUTIC DRUG MONITORING
Methods to Prolong Drug Action
Knowledge of Pharmacokinetics of Drug Allows One to –
Therapeutic Window Phenomenon
3:
Pharmacodynamics
MEANING OF PHARMACODYNAMICS
BASIC TYPES OF DRUG ACTION
Physical Action
Chemical Properties
Through Receptors
Through Enzymatic Mechanism
Non-Receptor Mediated Actions
DRUG RECEPTOR MECHANISM
What is Receptor?
Receptor-related Terminologies
Drug Action and Drug Effect
Different Types of Receptors
G Protein Coupled Receptors
Receptors with Intrinsic Ion Channel
Enzymatic Receptor
Receptors Regulating Gene Expression
Drug Response to Receptors
Drug Potency
Efficacy
THERAPEUTIC INDEX
FACTORS AFFECTING DRUG ACTION
Body Weight (BW)
Age
Newborn
Elderly People
Sex
Route of Administration
Environmental Factors and Time of Administration
Diet
Psychological Factors
Pathological States
Racial Factors
Genetics
Drug Interactions
Cumulation
Tolerance
Cross Tolerance
Tissue Tolerance
Tachyphylaxis
Pseudotolerance
Mechanism of Development of Tolerance
DRUG DEPENDENCE
Factors which Make the Dependence an Easy Affair!
DRUG RESISTANCE
4:
Adverse Drug Reactions and Drug Interactions
INTRODUCTION
TYPES OF ADVERSE DRUG REACTION (ADR)
Type A ADR
Type B ADR
Idiosyncrasy
Allergic* Reaction (Hypersensitivity)
PHARMACOVIGILANCE
ACUTE DRUG POISONING AND GENERAL PRINCIPLES OF TREATMENT
General Principles of Treatment of Poisoning
Termination of Exposure
Remove Poison from Body
Elimination of Poison From Body
Supportive Measures
Specific Antidote
DRUG INTERACTIONS
Fixed Dose Combination (FDC)
SECTION TWO: PHARMACOLOGY OF AUTONOMIC NERVOUS SYSTEM
5:
ANS-General Considerations
MEANING AND TYPES
DISTRIBUTION
Distribution of Parasympathetic Nervous System
Distribution of Sympathetic Nervous System
ACETYLCHOLINE (ACH) IN PARASYMPATHETIC NERVOUS SYSTEM
SYNTHESIS OF CA
6:
Drugs Affecting Cholinergic System and Autonomic Ganglia
INTRODUCTION
CHOLINERGIC DRUGS
Choline Esters
Acetylcholine
Bethanechol
Cholinomimetic Alkaloids
Muscarine
Pilocarpine
Anticholinesterases (Anti ChE)
Mechanism of Action of Anti-cholinesterases
Treatment of Acute Organophosphorus Poisoning
Removal of Poison
Symptomatic Treatment
Specific Treatment
Drugs Stimulating Autonomic Ganglia
Future Prospects
Nursing Implications
ANTICHOLINERGIC DRUGS
Pharmacokinetics
Preparations
Classification of Atropine Substitute
Those Acting on Eye as Mydriatics
Those Acting as Spasmolytic and Antisecretory
Those Acting as Anti-Parkinsonian Drugs
Vesicoselective Drugs
Side Effects and Toxicity of Antimuscarinic Drugs
The Typical Signs/Symptoms are:
Treatment of Belladonna Poisoning
Special Precaution and Contraindications
Interactions
Uses of Antimuscarinic Drugs
Drugs Acting on Autonomic Ganglia
NURSING IMPLICATIONS
7:
Drugs Affecting Sympathetic System
INTRODUCTION
According to their Way of Action (Direct/Indirect)
Depending on their Chemical Structure
According to Receptors on which Drugs Act
According to Therapeutic Utility
CATECHOLAMINES
Individual Drugs
Adrenaline
Noradrenaline
Isoprenaline
Preparations and Routes of Administration
Adrenaline
Isoprenaline
Dopamine
Dobutamine
Therapeutic Uses
Adrenaline
Noradrenaline
Isoprenaline
NONCATECHOLAMINES
Ephedrine
Preparation
Adverse Effects
Therapeutic Uses
Amphetamine
Adverse Reactions
Therapeutic Uses
Vasopressors (Non-catecholamines)
Nasal Decongestants
Problems with these Agents
Selective α2 Stimulants
Selective β2 Stimulants
Nursing Implications
ADRENERGIC BLOCKING DRUGS
Adrenergic Receptors Blocking Drugs
α Adrenergic Receptors Blocking Drugs
Uses of α Blockers
β Adrenergic Receptor Blocking Drugs
Pharmacokinetics
Adverse Effects: (Bracket Indicates β1 or β2 Blockade)
Routes of Administration
Drug Interactions
Therapeutic Uses
α and β Blockers
NURSING IMPLICATIONS
SECTION THREE: PHARMACOLOGY OF CARDIOVASCULAR SYSTEM
8:
Pharmacotherapy of Hypertension
INTRODUCTION
SYMPATHETIC BLOCKING DRUGS
Centrally Acting
Ganglion Blocking Drugs
Adrenergic Neuron Blocking Drugs
Catecholamine Depletors
Adrenergic Receptor Blocking Drugs
Beta Blockers
DIURETICS
CALCIUM CHANNEL BLOCKERS
DRUGS ACTING ON RENIN ANGIOTENSIN SYSTEM
ACE Inhibitors
Captopril
Enalapril
Therapeutic Uses
Angiotensin—antagonists
Losartan
VASODILATORS
Arteriolar Vasodilators: Hydralazine, Minoxidil and Diazoxide
Hydralazine
Minoxidil
Diazoxide
Arteriolar-Venular Dilators Nitrites and Sodium Nitroprusside
Sodium Nitroprusside
POTASSIUM CHANNEL ACTIVATORS
Management of Hypertension
Combinations in Hypertension
Main Aims to Treat Hypertension
Hypertensive Crisis/Emergency
Characteristics
Drugs that Cause or Exacerbate Hypertension
NURSING IMPLICATIONS
9:
Pharmacotherapy of Angina Pectoris
INTRODUCTION
Methods to Assess Coronary Circulation
ETIOLOGY OF ANGINA PECTORIS
CLINICAL TYPES OF ANGINA PECTORIS
TYPES OF DRUGS AVAILABLE FOR TREATMENT OF ANGINA PECTORIS
Organic Nitrates
Pharmacological Action of Nitrates
Pharmacokinetics
Storage and Consumption of Nitrates
Adverse Reactions
Therapeutic Uses of Nitrates
β Blockers
Calcium Channel Blockers
Verapamil
Nifedipine
Felodipine
Nimodipine
Recently Introduced DHP
Potassium Channel Openers
DRUG TREATMENT OF ANGINA PECTORIS
Exertional Angina (Angina of Effort)
Prevention and Treatment of Individual Acute Attack
Chronic Prophylaxis
Variant Angina of Prinzmetal
Unstable Angina
Other Treatment
Nursing Implementations
10:
Pharmacotherapy of Cardiac Arrhythmias
INTRODUCTION
COMMON TERMINOLOGIES RELATED TO ARRHYTHMIA
MECHANISM OF CARDIAC ARRHYTHMIAS
CLASSIFICATION OF ANTI-ARRHYTHMIC DRUGS
CHOICE OF DRUGS IN ARRHYTHMIAS
Drugs in Bradyarrhythmias
Quinidine
Lignocaine
Amiodarone
Calcium Channel Blockers
Adenosine
Dangerous Combinations in Arrhythmias that may Lead to Heart Blocks and Other Types of Arrhythmias
NURSING IMPLICATIONS
11:
Pharmacotherapy of Congestive Heart Failure
INTRODUCTION
PATHOPHYSIOLOGY OF CHF
DRUGS FOR CHF
ACE Inhibitors
Important Precautions
AT1 Receptor Antagonists
Vasodilators
Vasopeptidase Inhibitors
Diuretics
β-blockers
Inotropic Agents
Digitalis Glycosides
PHARMACOLOGICAL ACTIONS
Cardiovascular Actions
Cardiac Actions
Extra Cardiac Actions
Pharmacokinetics
ADR of Digitalis Glycosides
Factors which Increase Digitalis Toxicity are Important
Non cardiac toxicity
TREATMENT OF DIGITALIS TOXICITY
Interactions of Digitalis with Other Drugs
Therapeutic Uses
Management of Acute Left Ventricular Failure
NURSING IMPLICATIONS
12:
Pharmacotherapy of Shock
INTRODUCTION
MANAGEMENT OF SHOCK
Replacement of Fluid Loss
Whole Blood and Plasma
Colloidal Plasma Expanders
Crystalloid Plasma Expanders
Management of Shock due to Myocardial Infarction (MI)
Steps Prior to Admission
Management after Hospitalisation
Long-term Management
NURSING IMPLICATIONS IN MANAGEMENT OF SHOCK
SECTION FOUR: DRUGS ACTING ON BLOOD AND BLOOD FORMING ORGANS
13:
Drugs Affecting Blood Coagulation and Thrombosis
HAEMOSTASIS
Coagulation
Thrombosis
Platelet Function
ANTICOAGULANTS
Heparin*
Pharmacological Actions
Pharmacokinetics
Adverse Effects
Preparation and Doses of Heparin
Low Molecular Weight Heparins (LMWH)
Precaution while giving Heparin
Heparin Antagonist
Heparinoids
Slow Acting Anticoagulants*
ADR
Factors Enhancing Effects of Oral Anticoagulants
Drug Interactions of Oral Anticoagulants
Dose Regulation of Oral Anticoagulants
Therapeutic Uses of Anticoagulants
In Vitro Anticoagulants
THROMBOLYTICS DRUGS
Important Ones Are
Uses
ANTIPLATELET DRUGS
PGI2
Aspirin
Ticlopidine
Clopidogrel
Dipyridamole
Abciximab, Eptifibatide and Tirofiban
HAEMOSTATIC AGENTS
SCLEROSING AGENTS
NURSING IMPLICATIONS
14:
Haematinic Drugs
INTRODUCTION
TREATMENT OF IRON DEFICIENCY ANAEMIA
Iron*
Sources of Iron
Kinetics
Preparations
Adverse Reactions of Oral Iron Therapy
Treatment of Acute Iron Poisoning
Parenteral Iron Preparations
TREATMENT OF MEGALOBLASTIC ANAEMIA
Vitamin B12
Sources
Physiological Role
Preparation
Uses of Vitamin B12
Folic Acid
Dietary Source
Daily Requirement
Absorption
Metabolic Functions
Preparations and Doses
Uses
Indications
DRUG INDUCED ANAEMIAS
Megaloblastic Anaemia
Aplastic Anaemia
Hemolytic Anaemia
NURSING IMPLICATIONS
SECTION FIVE: WATER, ELECTROLYTES AND DRUGS MODIFYING RENAL FUNCTIONS
15:
Pharmacology of Water, Electrolytes and Nutrients
WATER, SODIUM, POTASSIUM AND H+ METABOLISM
Water Metabolism
Water Depletion
Sodium Metabolism
Sodium Imbalance
Potassium Metabolism
ACID BASE BALANCE
Acid-base Imbalance
Management of Dehydration
Advantages of ORT
Cereal-based ORS
Nutritional Supplement Therapy
Parenteral Nutrition
Total Parenteral Nutrition (TPN)
Complications of TPN
NURSING IMPLICATIONS
16:
Diuretics and Antidiuretics
INTRODUCTION
Anatomical Division of Nephron
Functional Parts of Nephron
DIURETICS
High Efficacy/High Ceiling/Loop Diuretics
Furosemide
Bumetanide
Torasemide
Ethacrynic Acid
Mercurials
Therapeutic Uses of High Ceiling Diuretics
Medium Efficacy Diuretics
Thiazides and Related Diuretics
Common ADR of High Ceiling and Thiazide Diuretics
Weak Diuretics
Carbonic Anhydrase (CA) Inhibitors
Potassium Sparing Diuretics
Osmotic Diuretics
ANTIDIURETICS
ADH
Kinetics
ADR
Uses
Vasopressin Analogues
Other Drugs
NURSING IMPLICATIONS
SECTION SIX: PHARMACOLOGY OF RESPIRATORY TRACT
17:
Pharmacotherapy of Cough
INTRODUCTION
CAUSES OF COUGH
ANTITUSSIVES
Pharyngeal Demulcents
Expectorants
Direct Stimulants
Reflex Expectorants
Central Cough Suppressants
Codeine
Dextromethorphan
Pholcodine
Noscapine
Other Drugs
Mucolytic Agents
Acetyl Cysteine
Bromhexine
Histamine and Antihistaminics
Histaminergic Blockers
Clinically Important Actions
Therapeutic Uses
NURSING IMPLICATIONS
18:
Pharmacotherapy of Bronchial Asthma and Rhinitis
INTRODUCTION
PATHOPHYSIOLOGY
MANAGEMENT OF BRONCHIAL ASTHMA
PRINCIPLES OF TREATMENT
Classification of Anti-asthmatic Drugs
Management of Acute Attack of Bronchial Asthma
β2 Stimulants
Non-specific Adrenergic Drugs
Prevention of Acute Attack
Glucocorticoids
ADR
Different Inhaled Corticosteroids
ADR: Local Irritation
Leukotriene Inhibitors
Anti-IgE Antibody
Treatment of Chronic Persistent Asthma
Stepwise Management of Asthma
Drugs to be Avoided
Treatment of Severe Acute Asthma (Status Asthmaticus)
Management of COPD
Treatment of Acute Respiratory Failure
Drug Therapy of Rhinitis
NURSING IMPLICATIONS
SECTION SEVEN: PHARMACOLOGY OF GASTROINTESTINAL TRACT
19:
Pharmacotherapy of Peptic Ulcer
INTRODUCTION
Phases of Gastric Secretion
DIFFERENT APPROACHES TO TREAT PEPTIC ULCER
H2 Blockers
Actions
Interactions
Indications of H2 Blockers
Proton Pump Inhibitors: (PPIs)
ADR
Anticholinergics
Prostaglandin Analogues
Antacids
Systemic Antacids
Non Systemic Antacids
Interactions
Current Status
Ulcer Protectives
Sucralfate
Ulcer Healing Drugs
Anti Helicobacter Pylori Drugs
Current Recommendations for Such Regimes
Principles of Treatment of Peptic Ulcer
Avoid
Gastroesophageal Reflex Disease (GERD)
Treatment of GERD
NURSING IMPLICATIONS
20:
Emetics and Antiemetics
INTRODUCTION
EMETIC DRUGS
Contraindications to Emetics
ANTIEMETICS
Anticholinergics
Hyoscine
Dicyclomine
H1 Blockers
Promethazine
Cinnarizine
Neuroleptics
Prokinetic Drugs
Metoclopramide
Domperidone
Cisapride
Mosapride
5HT3 Blockers
Ondansetron
Granisetron
Adjuvant Antiemetics
Cannabinoids
NURSING IMPLICATIONS
21:
Pharmacotherapy of Constipation and Diarrhoea
TREATMENT OF CONSTIPATION
Bulk Purgatives
Stool Softeners
Dose
Liquid Paraffin
Disadvantages
Stimulant Purgatives (Irritant)
Anthroquinone Derivatives
Castor Oil
Phenolphthalein
Bisacodyl
Osmotic Purgatives (Saline Purgatives)
Preparations
Lactulose
Choice of Purgatives
Purgative Abuse/Cathartic Habit
Nursing Implications
TREATMENT OF DIARRHOEAS
Antimicrobials
Non-specific Drugs
Sulfasalazine
Mesalazine
Corticosteroids
Antimotility Drugs
Opioids
Loperamide
Following Antidiarrhoeals are Banned by Drug Controller of India
NURSING IMPLICATIONS
22:
Hypolipidemics and Miscellaneous Drugs Acting on GIT
APPETITE STIMULANTS
DIGESTANTS
ANTIFLATULANTS AND CARMINATIVES
ANOREXIANTS AND TREATMENT OF OBESITY
Anorexiants
Amphetamine
Sibutramine
Fenfluramine
Fluoxetine
Bulk Anorexiants
Digestion Inhibitors
Orlestra
Orlistat
Miscellaneous
Metformin
HYPOLIPIDEMIC DRUGS
Statins
ADR
Cholestyramine and Cholestipol
Fibric Acid Derivatives
Nicotinic Acid
NURSING IMPLICATIONS
SECTION EIGHT: PHARMACOLOGY OF THE CENTRAL NERVOUS SYSTEM
23:
General Considerations and Aliphatic Alcohols
INTRODUCTION
NEUROTRANSMITTERS IN CNS
ALIPHATIC ALCOHOLS
Ethyl Alcohol (Ethanol)
Pharmacological Actions
Therapeutic Uses of Ethanol
Acute Alcohol Intoxication
Chronic Alcoholism
Treatment of Alcohol Dependence
Methyl Alcohol (Methanol)
Principles of Management of Methanol Poisoning
Ethylene Glycol (EG)
24:
General Anaesthetics
INTRODUCTION
DEFINITION
MECHANISM OF ACTION
STAGES OF GENERAL ANAESTHESIA
Stage of Analgesia
Stage of Delirium or Excitement
STAGE OF SURGICAL ANAESTHESIA
Stage of Medullary Paralysis
METHODS OF GIVING INHALATION ANAESTHETICS
Open Drop Method
Closed Method
Semi-closed Method
INDIVIDUAL INHALATIONAL ANAESTHETICS
Nitrous Oxide (N2O)
Ether
Halothane
Isoflurane
Enflurane
Sevoflurane
Desflurane
INTRAVENOUS ANAESTHETICS
Thiopentone Sodium
Propofol
SLOWER ACTING DRUGS
Benzodiazepines(BZD)
Midazolam
Ketamine
Fentanyl
Clonidine
BALANCED ANAESTHESIA
ANAESTHETICS ADJUVANTS
DRUG INTERACTIONS
PROPERTIES OF IDEAL ANAESTHETIC
PRE-ANAESTHETIC MEDICATION
NURSING IMPLICATIONS
25:
Local Anaesthetics
INTRODUCTION
GENERAL CHARACTERISTICS OF LOCAL ANAESTHETICS (LA)
MECHANISM OF ACTION
PRECAUTIONS WHILE GIVING LA
THERAPEUTIC USES
NURSING IMPLICATIONS
26:
Skeletal Muscle Relaxants
PERIPHERALLY ACTING SKELETAL MUSCLE RELAXANTS
Neuromuscular Blocking Agents
Actions
Interactions
Toxicity
Therapeutic Uses
Directly Acting Muscle Relaxants
Dantrolene
Quinine
CENTRAL ACTING SKELETAL MUSCLE RELAXANTS
Uses of Centrally Acting Muscle Relaxants
NURSING IMPLICATIONS
27:
Hypnotics and Sedatives
INTRODUCTION
DRUGS AND SLEEP
Benzodiazepines (BZD)
Mechanism of Action
Pharmacological Actions
Kinetics
Adverse Reactions
Therapeutic Uses
Newer Non-BZD Drugs
Barbiturates
Mechanism of Action
Pharmacological Actions
Kinetics
ADR
Drug Interactions
Acute Barbiturate Poisoning
Therapeutic Uses
Contraindications
Other Drugs
PHARMACOTHERAPY OF INSOMNIA
Non-pharmacological Measures to Treat Insomnia
Principles of Drug Therapy
Transient Insomnia
Short-term Insomnia
Chronic Insomnia
NURSING IMPLICATIONS
28:
Antiepileptic Drugs
INTRODUCTION
TYPES OF EPILEPSIES
Generalised Seizures
Partial Seizures
Experimental Models (In Rats)
NEUROPHYSIOLOGY
CLASSIFICATION OF ANTIEPILEPTIC DRUGS
HYDANTOIN DERIVATIVES
Diphenyl Hydantoin (Phenytoin/Dilantin Sodium
CVS
Kinetics
Preparations
Phenobarbitone
Plus Points About this Drug
ADR
Primidone
Carbamazepine (Tegretol)
Kinetics
ADR
Interactions
Preparations
Uses
Ethosuximide (Zarontin)
Kinetics
ADR
Preparation
Valproic Acid/Sodium Valproate
Advantages Claimed
Kinetics
ADR
Interactions
Preparations
Benzodiazepines
Diazepam
Clonazepam
Clobazam
GENERAL PRINCIPLES OF MANAGEMENT OF EPILEPSY
Drugs and Type of Epilepsy
Status Epilepticus
Principles of Management
NURSING IMPLICATIONS
29:
Opioid Analgesics and Antagonists
INTRODUCTION
GROUPS OF ANALGESIC
PAIN PATHWAY
OPIOIDS
Morphine*
Pharmacological Actions
Kinetics
ADR
Treatment of Morphine Poisoning
Precautions and Contraindications to Morphine
Other Drugs
Therapeutic Uses of Opioid Analgesics
Endogenous Opioid Peptides
NURSING IMPLICATIONS
30:
Analgesic, Antipyretic and Nonsteroidal Anti-inflammatory Drugs
INTRODUCTION
CLASSIFICATION
MECHANISM OF ACTION
SALICYLATES
Aspirin
Pharmacological Actions
Kinetics
ADR
Treatment
Contraindications and Precautions with Aspirin
Interactions
Therapeutic Uses
Other Drugs
Para Amino Phenol Derivatives
Kinetics
ADR
Treatment
Uses
CHOICE OF NSAIDS
Nursing Implications
Drug Treatment of Rheumatoid Arthritis
Corticosteroids are Used as Adjuvants
Drugs Used in Treatment of Gout
NURSING IMPLICATIONS
31:
Psychopharmacology
INTRODUCTION
PSYCHIATRIC DISORDERS
PSYCHOPHARMACOLOGICAL AGENTS
Antipsychotic Drugs
Classification
Pharmacological Actions
Tolerance and Dependence
Kinetics
Adverse Reactions
Therapeutic Uses
Antianxiety Drugs
Drugs
Classification
Benzodiazepines
Other Antianxiety Drugs
Principles of Treatment of Anxiety
Antidepressants and Antimanic Drugs
Unipolar Disorders
Bipolar Disorder
Anti-depressants
MAO Inhibitors
Tricyclic Antidepressants
Selective Serotonin Uptake Inhibitors (SSRIs)
Choice of Antidepressant in Therapy of Endogenous (Major) Depression
Antimanic Drugs
Other Drugs
Nursing Implications
Psychotomimetic/Psychedelic Drugs
32:
Pharmacotherapy of Parkinsonism
INTRODUCTION
CATEGORIES OF DRUGS
Levodopa
Pharmacological Actions
Kinetics
ADR
Interactions
Peripheral Decarboxylase Inhibitors
Preparations
Other Dopaminergic Drugs
MAO-B Inhibitor: Selegiline
COMT Inhibitors
Dopamine Facilitator
Centrally Acting Anticholinergics
Principles of Treatment of PD
NURSING IMPLICATIONS
33:
CNS Stimulants and Cognitive Enhancers
INTRODUCTION
ANALEPTICS
Doxapram
PSYCHOSTIMULANTS
Pharmacological Actions
Mechanism of Action
ADR
COGNITIVE ENHANCERS (CEREBROACTIVE DRUGS)
Dementia
Alzheimer's Disease (AD)
NURSING IMPLICATIONS
SECTION NINE: HORMONES AND RELATED DRUGS (ENDOCRINES)
34:
General Consideration and Hormones of Anterior Pituitary
INTRODUCTION
SOURCES OF HORMONES
ANTERIOR PITUITARY HORMONES
GROWTH HORMONE
Physiological Functions
Stomatostatin
Octreotide
PROLACTIN (PRL)
Physiological Functions
PROLACTIN INHIBITORS
Bromocriptine
Indications
ADR
GONADOTROPINS
FSH
LH
Preparations
Indications
GnRH (Gonadorelin)
TSH
ACTH
Physiological Function
ADR
NURSING IMPLICATIONS
35:
Thyroid Hormones and Antithyroid Drugs
INTRODUCTION
Actions
Mechanism of Action
Preparations
Uses
THYROID INHIBITORS
ANTITHYROID DRUGS
ADR
Uses
IONIC INHIBITORS
Iodine and Iodides
Preparation
Uses
ADR
Radioactive Iodine
Uses
β ADRENERGIC DRUGS
NURSING IMPLICATIONS
36:
Drugs Affecting Calcium Metabolism
INTRODUCTION
Uses
PARATHORMONE
Bone
Kidney
GIT
CALCITONIN
VITAMIN D
BIPHOSPHONATES (BPN)
Classification of BPNs (Table 36.3)
Etidronate
Pamidronate
Alendronate
Dose
NURSING IMPLICATIONS
37:
Insulin, Oral Antidiabetic Drugs and Glucagon
INSULIN
Actions of Insulin
Kinetics
Formulations of Insulin
Human Insulins
Indication for Highly Purified Insulins/Human Insulins
Adverse Reactions
Drugs Interactions
Uses of Insulin
Diabetes Mellitus
Diabetic Ketoacidosis
Hyperosmolar Coma (Nonketotic Hyperglycaemic Coma)
New Insulin Delivery Systems
ORAL HYPOGLYCAEMIC DRUGS
Sulfonylureas
Mechanism of Action
Kinetics
Common ADR
Biguanides
Mechanism of Action
Kinetic
ADR
Contraindications
Meglitinide Analogues
Repaglinide
ADR
Nateglinide
Thiazolidinediones
ADR
α-Glucosidase Inhibitors
Acarbose
Sweetening Agents
Glucagon
Hypoglycaemia
NURSING IMPLICATIONS
38:
Corticosteroids
INTRODUCTION
PHYSIOLOGICAL FUNCTIONS
GLUCOCORTICOID ACTIONS
Mechanism of Glucocorticoid Action
MINERALOCORTICOID ACTIONS
Hydrocorticosone (Cortisol)
Uses
MINERALOCORTICOID PREPARATIONS
Therapeutic Uses
ADR
Glucocorticoid Related
Mineralocorticoid Related
Precautions to be Observed
Contraindications
NURSING IMPLICATIONS
39:
Gonadal Hormones and their Antagonists
INTRODUCTION
ANDROGENS
Synthetic Androgens
Regulation of Secretion
Actions
Mechanism of Action
Kinetics
Preparations
Adverse Effects
Contraindications
Uses
Anabolic Steroids
Preparations
Uses
Impeded Androgens/Antiandrogens
Uses
Adverse Effects
Flutamide
Finasteride
Adverse Effects
Doses
ESTROGENS
Types of Estrogens
Natural Estrogens
Synthetic Estrogens
Regulation of Secretion
Actions
Mechanism of Action
Kinetics
Preparations
ADR
Uses
Antiestrogens
Clomiphene Citrate
Uses
Selective Estrogen Receptor Modulators (SERMS)
Tamoxifen Citrate
Uses
Raloxifene
Aromatase Inhibitors
PROGESTINS
Progesterone Derivatives
Newer Compound
19-Nortestosterone Derivatives
Older Compounds
Action
Mechanism of Action
Kinetics
Preparations
ADR
Uses
Antiprogestin
HORMONAL CONTRACEPTIVES
Female Contraception
Types of Preparations
Oral (Details are given in Table 39.1)
Injectable
Mechanism of Action of OC
Important Considerations in Administration of OC Pills
ADR
Combined Pills cause these ADR
Serious Complication
Interactions
Benefits of OC
Centchroman (Saheli)
Male Contraception
NURSING IMPLICATIONS
40:
Oxytocin and Other Drugs Acting on Uterus
INTRODUCTION
UTERINE STIMULANTS
Oxytocin
Action
Kinetics
Uses
ADR
Ergometrine and Methyl Ergometrine
Action
Kinetics
ADR
Uses
Prostaglandins
Uses
Prostaglandin E2
Ethacridine
UTERINE RELAXANTS (TOCOLYTICS)
NURSING IMPLICATIONS
SECTION TEN: CHEMOTHERAPY
41:
General Considerations
INTRODUCTION
ANTIBIOTICS
CLASSIFICATION OF ANTIMICROBIALS
PROBLEMS WITH USE OF ANTIMICROBIALS
Resistance to AMA (R)
Cross Resistance
Causes of Resistance to AMA
Steps to Prevent or Prolong R to AMA
Use of AMA in Special Situations
What should be the Approach to Start Treatment with AMA?
Prophylactic Use of AMA
Highly Controversial Situation
For Prevention of Infections in High Risk Conditions
Prophylaxis Against Particular Microbes
COMBINATION OF AMA
Problems with AMA Combinations
Failure of Chemotherapy
42:
Sulfonamides, Trimethoprim and Quinolones
INTRODUCTION
THERAPEUTICALLY USEFUL SULFA DRUGS
ADR
COTRIMOXAZOLE
ADR
Preparations
Therapeutic Uses
QUINOLONES
ADR
Therapeutic Uses
Fluoroquinolones (FQ)
Mechanism of Action
Resistance
Ciprofloxacin
Advantages of Ciprofloxacin
Kinetics
ADR
Preparations
Therapeutic Uses
Indications
Other FQs (Salient Features are Considered)
NURSING IMPLICATIONS
43:
Urinary Antiseptics and Drugs for Sexually Transmitted Diseases
INTRODUCTION
TREATMENT OF URINARY TRACT INFECTION
TREATMENT OF SEXUALLY TRANSMITTED DISEASES (STDS)
Syphilis
Gonorrhoea
AIDS (Acquired Immunodeficiency Syndrome)
Transmission of Aids
ANTIRETROVIRAL DRUGS
Anti-retrovirus
Nucleoside Reverse Transcriptase Inhibitors (NRTIs)
NNRTIs
Nevirapine and Efavirenz
Retroviral Protease Inhibitors (PIs)
Nucleotide Reverse Transcriptase Inhibitor
Fusion Inhibitors
Integrase Strand Transfer Inhibitors (InSTI)
Miscellaneous Agents
TREATMENT OF HIV: GUIDELINES
Antiretroviral Therapy in Pregnancy and During Labour
Post-exposure Prophylaxis (PEP)
NURSING IMPLICATIONS
44:
Beta-lactam Antibiotics
INTRODUCTION
PENICILLINS
Mechanism of Action
Penicillin-G (PnG)
Antibacterial Spectrum
Bacterial Resistance
Kinetics
ADR
Therapeutic Uses
Prophylactic Uses
Semi-synthetic Penicillins
Classification of Semi-synthetic Penicillins
Extended Spectrum Penicillins
Aminopenicillins
Carboxy Penicillins
Ureidopenicillins
BETA LACTAMASE INHIBITORS
Clavulanic Acid
Preparations
Sulbactam
Preparations
Tazobactam
CEPHALOSPORINS
Mechanism of Resistance
First Generation Cephalosporins (Csp)
Cefalexin
2nd Generation Cephalosporins
Third Generation Cephalosporins
Fourth Generation Cephalosporins
Cefepime
Cefpirome
ADR
Therapeutic Uses of Cephalosporins
Monobactams
Aztreonam
Carbapenems
Meropenem
NURSING IMPLICATIONS
Penicillins
Cephalosporins
45:
Macrolides, Aminoglycosides and Other Antibacterial Drugs
MACROLIDES
Erythromycin
Mechanism of Action
Antibacterial Spectrum
Kinetics
Preparations
Doses
Adverse Effects
Interactions
Uses
Newer Macrolides
Roxithromycin
Clarithromycin
Azithromycin
Spiramycin
AMINOGLYCOSIDES
Common Properties of the Group
Mechanism of Action
Shared Toxicity
Ototoxicity
Nephrotoxicity
Neuromuscular Blockade
Precautions with Aminoglycosides
Types
Streptomycin (SM)
Gentamicin (GM)
Neomycin
MISCELLANEOUS ANTIBIOTICS
Clindamycin
Vancomycin
Teicoplanin
Oxazolidinones
Linezolid
Streptogramins
Polypeptide Antibiotics
NURSING IMPLICATIONS
46:
Tetracyclines and Chloramphenicol
INTRODUCTION
TETRACYCLINES
Mechanism of Action
Antimicrobial Spectrum
Pharmacokinetics
Preparations
Formulations
ADR
Precautions while Using Tetracycline
Therapeutic Uses
CHLORAMPHENICOL
Mechanism of Action
Antimicrobial Spectrum
Kinetics
Preparations
ADR
Therapeutic Uses
NURSING IMPLICATIONS
Tetracyclines
Chloramphenicol
47:
Antifungal Drugs
INTRODUCTION
CLASSIFICATION OF ANTIFUNGAL DRUGS
Amphotericin B (AMB)
ADR
Uses
Nystatin (NYS)
Griseofulvin
Kinetics
ADR
Uses
Imidazole and Triazoles
ADR
Ketoconazole (KTZ)
Indications
Fluconazole (FLU)
ADR
Uses
Itraconazole (ITR)
Terbinafine
Tolnaftate
Flucytosine
NURSING IMPLICATIONS
48:
Antiviral Drugs
INTRODUCTION
CLASSIFICATION OF ANTIVIRAL DRUGS
Idoxuridine
Uses
Acyclovir
Kinetics
Uses
ADR
Famciclovir
Ganciclovir
Foscarnet
Anti-influenza Virus
Amantadine
Doses
Non-selective Antiviral Drug
Ribavirin
Interferons
NURSING IMPLICATIONS
49:
Chemotherapy of Tuberculosis
INTRODUCTION
CLASSIFICATION
INH (H)
Kinetics
ADR
Rifampin (Rifampicin) (R)
Kinetics
ADR
Other Uses of Rifampicin
Pyrazinamide (Z)
Ethambutol (E)
Streptomycin(S)
Thiacetazone (TZn)
ADR
PAS
2nd Line Drugs
Ethionamide
Cycloserine
Amikacin, Capreomycin and Kanamycin
Newer Drugs
Ciprofloxacin, Ofloxacin, Moxifloxacin and Sparfloxacin
Clarithromycin and Azithromycin
Rifabutin
TREATMENT OF TB
Principle Goals of Anti-TB Regime
Chemoprophylaxis with INH
Corticosteriods
TB in AIDS Patients
NURSING IMPLICATIONS
50:
Chemotherapy of Leprosy
INTRODUCTION
CLASSIFICATION OF DRUGS
Dapsone (Diaminodiphenyl sulfone-DDS)
ADR
Anti-TB Drugs
Rifampicin
Ethionamide
Clofazimine
ADR
Other Drugs
MANAGEMENT OF LEPROSY
Lepra Reaction (LR)
Treatment
NURSING IMPLICATIONS
51:
Chemotherapy of Malaria
INTRODUCTION
CLASSIFICATION OF ANTIMALARIALS
Chloroquine
Pharmacokinetics
Preparations and Doses
ADR
Uses
Quinine
Other Actions
Kinetics
ADR
Cinchonism
Preparations
Uses
Proguanil
Pyrimethamine
Kinetics
ADR
Primaquine
Mefloquine
ADR
Artemisinin Derivatives
DRUG TREATMENT OF MALARIA
Treatment Regime for Chloroquine Sensitive Malaria
Treatment of Chloroquine Resistant Malaria
Some Drug Combinations for MDR Malaria
Drugs for Prophylaxis
In Chloroquine Sensitive Areas
In Chloroquine Resistance Areas
Drugs not Recommended for Prophylaxis
NURSING IMPLICATIONS
52:
Chemotherapy of Amoebiasis
INTRODUCTION
CLASSIFICATION
Metronidazole
Kinetics
ADR
Preparations
Uses
Tinidazole
Amoebiasis
Emetine
Chloroquine
Diloxanide Furoate
8-hydroxyl Quinolines
Quinidochlor
Tetracyclines
TREATMENT OF AMOEBIASIS
NURSING IMPLICATIONS
53:
Anthelmintic Drugs
INTRODUCTION
IMPORTANT ANTHELMINTIC DRUGS
Mebendazole
Kinetics
ADR
Uses
Albendazole
Preparations
Kinetics
ADR
Uses
Thiabendazole
Kinetics
ADR
Dose
Pyrental Pamoate
Kinetics
ADR
Uses
Piperazine
ADR
Uses
Levamisole
Diethyl Carbamazine Citrate (DEC)
ADR
Uses
Mass Drug Administration (MDA)
Ivermectin
Niclosamide
ADR
Praziquantel
Kinetics
ADR
Uses
NURSING IMPLICATIONS
54:
Anticancer Drugs
INTRODUCTION
CLASSIFICATION
Cytotoxic Drugs
Alkylating Agents
Antimetabolites
Vinca Alkaloids
Taxanes
Epipodophyllotoxin
Camptothecin Analogues
Antibiotics
Miscellaneous
Drugs Altering Hormonal Physiology
Glucocorticoids
Estrogens
Antiestrogen
Antiandrogen
Progestins
5-α Reductase Inhibitor
GnRH Analogues
COMMON TOXICITY
INDIVIDUAL ANTICANCER DRUGS: CYTOTOXIC DRUGS
Alkylating Agents
Cyclophosphamide
Dose
Chlorambucil
Busulfan
Melphalan
Thiotepa
Nitrosouria
Lomustine
Dacarbazine
Antimetabolities
Folate Antagonist
Methotrexate (Mtx)
Purine Antagonists
6-mercaptopurine (6-MP)
Azathioprine
Pyrimidine Antagonists
5-fluorouracil (5-FU)
Cytarabine
Vinca Alkaloids
Taxanes
Paclitaxel
Uses
Docetaxel
Epipodophyllotoxins
Etoposide
Camptothecin Analogues
ADR
Antibiotics
Miscellaneous Drugs
L–Asparginase
Hormones
Corticosteroids
Estrogens
GnRH
Progestins
GENERAL PRINCIPLES OF MANAGEMENT OF CANCER
Drug Combinations
Drugs Used to ↓ Toxicity of Anticancer Drugs
NURSING IMPLICATIONS
SECTION ELEVEN: MISCELLANEOUS
55:
Antiseptics, Disinfectants and Ectoparasiticides
INTRODUCTION
PROPERTIES OF GERMICIDE
Phenol Coefficient (Rideal Walker Coefficient)
CLASSIFICATION OF GERMICIDES
Phenols
Phenol (Carbolic Acid)
Cresol
Resorcinol
Chloroxylenol
Hexachlorophene
Parathion 72%
Oxidising Agents
Potassium Permanganate
Hydrogen Peroxide
Halogens
Iodine
Iodophores
Chlorine
Chlorophores
Biguanide
Chlorhexidine
Quarternary Ammonium Antiseptics
Cetrimide
Savlon Liquid
Soaps
Alcohols
Ethanol
Aldehydes
Formaldehyde (Formalin)
Glutaraldehyde
Acid
Boric Acid
Metallic Salts
Mercury Salts
Silver Salts
Zinc Salts
Dyes
Gentian Violet
Furan Derivatives
Nitrofurazone
ECTOPARASITICIDES
Scabies
Pediculosis
Permethrin
Lindane (Gamma Benzene Hexachloride)
Benzyl Benzoate
Crotamiton
Sulfur
DDT
Ivermectin
56:
Vitamins
INTRODUCTION
CLASSIFICATION
Fat Soluble Vitamins
Vitamin A
Vitamin E
Water Soluble Vitamins
Vitamin B Complex
Vitamin C (Ascorbic Acid)
57:
Heavy Metals and Antagonists, Enzymes, Therapeutic and Toxic Gases
INTRODUCTION
MANIFESTATIONS OF HEAVY METAL TOXICITY
Arsenic
Acute Poisoning
Chronic Poisoning
Lead
Manifestations
Mercury
HEAVY METAL ANTAGONISTS (CHELATING AGENTS)
ENZYMES IN THERAPY
Hyaluronidase
THERAPEUTIC GASES
Oxygen
ADR
Preparations
Therapeutic Uses
Hyperbaric Oxygen (HBO)
Uses
Carbon Dioxide
Effect of CO2
ADR
Preparations
Therapeutic Uses
TOXIC GASES
Carbon Monoxide (CO)
Action
Treatment of Acute CO Poisoning
Ozone (O3)
Nitrogen Dioxide
58:
Immunosuppressants and Gene Therapy
IMMUNOSUPPRESSANTS
T Cell Inhibitors
Cyclosporine
Tacrolimus
Cytotoxic Drugs
Azathioprine
Cyclophosphamide
Methotrexate
Chlorambucil
Mycophenolate Mofetil
Glucocorticosteroids
Immunosuppressant Antibodies
GENE THERAPY
Applications
59:
Vaccines, Sera and Other Immunostimulants
INTRODUCTION
TYPES OF VACCINES
ANTISERA AND IMMUNE GLOBULINS
Antisera
Immunoglobulins
Immunomodulators
POISONOUS SCORPION BITE
Drug Treatment
NURSING IMPLICATIONS
60:
Drugs During Pregnancy and Infancy
INTRODUCTION
EFFECTS OF DRUGS ON PREGNANCY
TERATOGENICITY
DRUG PRESCRIBING IN PREGNANCY
BREASTFEEDING AND DRUGS
NURSING IMPLICATIONS
61:
Drugs Acting on Skin and Mucous Membranes
CLASSIFICATION OF DRUGS
Demulcents
Emollients
Astringents
Adsorbents and Protectives
Caustics and Escharotics
Keratolytics
Antiseborrheic Agents
Melanizing Agents
Psoriasis
Demelanizing Agents
Sunscreens
Irritants and Counter Irritants
Drugs Used for Acne Vulgaris
Systemic Therapy
Topical Steroids
62:
Clinical Pharmacology and Therapeutics
CLINICAL PHARMACOLOGY
EVALUATION OF DRUG IN MAN (CLINICAL TRIAL)
Clinical Evaluation
Phase 1—Clinical Trials
Phase 2—Clinical Trials
Phase 3—Clinical Trials
Phase 4
Principles of Essentiality
Clinical Trial Designs
Parallel Group
Crossover Design
Rational Drug Use
PHARMACOECONOMICS
Types
Cost Effectiveness Analysis
Cost Benefit Analysis
Cost Utility Analysis
Cost Minimisation Analysis
Cost Classification
Indirect Cost
Intangible Cost
Opportunity Cost
Sunk Cost
Total Costs
Fixed Cost
Variable Cost
Incremental Cost
Marginal Cost
63:
Management of Drug Inventory and Distribution
HOSPITAL INVENTORY
ABC Classification of Drugs
Category A
Category B
Category C
VED Analysis
Life-saving or Vital Drugs
Vital Drugs
Essential Drugs
Desirable Drugs
Storage of Drugs
Ordinary Drugs
Poisonous and Dangerous Drugs
Drugs Requiring Cold Storage
Sufficient Number of Refrigerators
Emergency Drugs
Storage of Drugs with Expiry Date
Physical Verification of Drugs
Indents of Drugs
Medical Store
Disposal of Empties
Pilfrage of Drugs
Local Purchase
Storage of Drugs
Self-prescribing to Patient
Counterfeit and Substandard Drugs
64:
Drug Prescribing and Calculation of Doses
INTRODUCTION
PRINCIPLES OF PRESCRIPTION WRITING
CALCULATION OF DOSES
ANNEXURES:
Annexure-I
Annexure-II
Annexure-III
Annexure-IV
Annexure-V
INDEX
TOC
Index
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