Drug Classifications

Drugs can be categorized into different types. In the world of medicine and pharmacology, a drug can be classified by its chemical activity or by the condition that it treats. The drug classifications can also be written as Drug class. A drug class is defined as a set of medications that have similar chemical structures or the same mechanism of action or same mode of action, and are used to treat the same disease.

Cholinergic Drugs

Anticholinergic Drugs

Drugs Acting on Autonomic Ganglia

Adrenergic Drugs

α-Adrenergic Blocking Agents

β-Adrenergic Blocking Agents

Drugs used for Glaucoma

Histaminergic Agonists

H1-Antagonists

5-Hydroxytryptamine (5-HT) Antagonists

Drugs for Migraine

Prostaglandins (PGs) and their Analogues

Antipyretic-Analgesics and Nonsteroidal Antiinflammatory Drugs (NSAIDs)

Antirheumatoid Arthritis Drugs

Antigout Drugs

Drugs for Cough

Drugs for Bronchial Asthma

General Anaesthetics

Preanaesthetic Medication

Sedative-Hypnotics

Antiepileptic Drugs

Antiparkinsonian Drugs

Antipsychotic Drugs

Drugs for Mania and Manic-Depressive (Bipolar) Disorder

Antidepressants

Antianxiety Drugs

Opioid Analgesics

Complex Action Opioids and Opioid Antagonists

Central Nervous System Stimulants

Cognition Enhancers

Skeletal Muscle Relaxants

Local Anaesthetics

Anterior Pituitary Hormones and Related Drugs

Thyroid Hormone

Thyroid Inhibitors

Antidiabetic Drugs

Corticosteroids

Androgens and Related Drugs

Drugs for Erectile Dysfunction

Estrogens and Related Drugs

Progestins

Oral Contraceptives

Uterine Stimulants

Uterine Relaxants

Antihypertensive Drugs

Antianginal Drugs

Drugs for Peripheral Vascular Diseases

Drugs for Congestive Heart Failure

Antiarrhythmic Drugs

Diuretics

Antidiuretics

Haematinics

Coagulants

Anticoagulants

Fibrinolytics

Antifibrinolytics

Antiplatelet Drugs

Hypolipidaemic Drugs

Plasma Expanders

Drugs for Peptic Ulcer

Antiemetics

Drugs for Gastroesophageal Reflux Disease

Laxatives

Nonspecific Antidiarrhoeal Drugs

Sulfonamides

Cotrimoxazole

Quinolones

Beta-Lactam Antibiotics (Penicillins,   Cephalosporins, Monobactams, Carbapenems),  Aminoglycoside Antibiotics

Tetracyclines

Chloramphenicol

Macrolide Antibiotics

Lincosamide Antibiotics

Aminocyclitol Antibiotic

Glycopeptide Antibiotics

Oxazolidinone

Polypeptide Antibiotics

Urinary Antiseptics

Antitubercular Drugs

Antileprotic Drugs

Antifungal Drugs

Antiviral Drugs

Antimalarial Drugs

Antiamoebic Drugs

Drugs for Giardiasis

Drugs for Trichomoniasis

Drugs for Leishmaniasis

Anthelmintics

Antineoplastic Drugs

Immunosuppressants

Chelating Agents

Locally Acting Drugs on Skin and Mucous Membranes

Antiseptics and Disinfectants

Ectoparasiticides

Vaccines, Antisera and Immuneglobulins

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