Pharma Classes A–Z
Browse all 15,043 drug classes across six classification systems (ATC, EPC, MOA, PE, TC, CHEM). Each class lists its member drugs with DrugBank-style cross-links.
Source: NIH National Library of Medicine RxClass (public domain).
ATC - Anatomical Therapeutic Chemical (WHO)
1,317 classes
- ALIMENTARY TRACT AND METABOLISM(60)
- STOMATOLOGICAL PREPARATIONS(35)
- STOMATOLOGICAL PREPARATIONS(35)
- Caries prophylactic agents(4)
- Antiinfectives and antiseptics for local oral treatment(21)
- Corticosteroids for local oral treatment(4)
- Other agents for local oral treatment(6)
- DRUGS FOR ACID RELATED DISORDERS(41)
- ANTACIDS(16)
- Magnesium compounds(5)
- Aluminium compounds(5)
- Calcium compounds(2)
- Combinations and complexes of aluminium, calcium and magnesium compounds(4)
- DRUGS FOR PEPTIC ULCER AND GASTRO-OESOPHAGEAL REFLUX DISEASE (GORD)(25)
- H2-receptor antagonists(6)
- Prostaglandins(1)
- Proton pump inhibitors(7)
- Combinations for eradication of Helicobacter pylori(2)
- Other drugs for peptic ulcer and gastro-oesophageal reflux disease (GORD)(9)
- DRUGS FOR FUNCTIONAL GASTROINTESTINAL DISORDERS(46)
EPC - Established Pharmacologic Class (FDA)
721 classes
- Platinum-based Drug(3)
- Anthracycline Topoisomerase Inhibitor(4)
- Nitrate Vasodilator(3)
- Prostacycline Vasodilator(2)
- Potassium-sparing Diuretic(2)
- Thiazide Diuretic(5)
- Thiazide-like Diuretic(3)
- Dihydropyridine Calcium Channel Blocker(8)
- Sympathomimetic Amine Anorectic(4)
- Amphetamine Anorectic(1)
- Antiarrhythmic(12)
- Anti-anginal(1)
- Glinide(2)
- Antidote(24)
- Atypical Antipsychotic(14)
- Macrolide Antibacterial(1)
- Pleuromutilin Antibacterial(2)
- Nitroimidazole Antimicrobial(4)
- Lincosamide Antibacterial(1)
- Insulin Analog(6)
MOA - Mechanism of Action
776 classes
- Physiochemical Activity(60)
- HER Receptor Family Interactions(7)
- Calcium Channel Antagonists(11)
- Angiotensin 2 Receptor Antagonists(9)
- Protease Inhibitors(49)
- Surfactant Activity(2)
- Cholinesterase Reactivators(1)
- Immunologic Factor Interactions(60)
- Leukotriene Receptor Antagonists(2)
- Sex Hormone Receptor Antagonists(8)
- Receptor Interactions(60)
- Chelating Activity(16)
- Adrenergic Antagonists(26)
- Platelet-derived Growth Factor alpha Receptor Interactions(1)
- Cholinergic Muscarinic Receptor Interactions(14)
- Adrenergic alpha-Antagonists(10)
- Estrogen Receptor Agonists(4)
- Norepinephrine Uptake Inhibitors(9)
- Reverse Transcriptase Inhibitors(14)
- Cholinergic Muscarinic Agonists(5)
PE - Physiological Effect
1,873 classes
- Acetylcholine Activity Alteration(1)
- Alveolar Surface Tension Alteration(2)
- Alveolar Surface Tension Reduction(2)
- Arterial Vasodilation(3)
- Blood & Lymphatic Fluid Function Alteration(6)
- Carbohydrate Metabolism Alteration(2)
- Cardiac Rhythm Alteration(1)
- Cardiovascular Activity Alteration(25)
- Cell Membrane Alteration(1)
- Cell Wall Alteration(2)
- Cellular Activity Alteration(29)
- Cellular Cycle Alteration(18)
- Cellular Death Alteration(2)
- Cellular Degradation/Digestion Alteration(4)
- Cellular Division Phase Alteration(2)
- Cellular Structure Alteration(11)
- Cellular Synthetic Activity Alteration(15)
- Cholesterol Absorption Alteration(1)
- Cholesterol Metabolism Alteration(1)
- Coagulation Factor Activity Alteration(12)
TC - Therapeutic Category
66 classes
- Therapeutic Categories
- Antidotes, Deterrents, and Toxicologic Agents
- Anti-infective Agent
- Antibacterial Agent
- Antifungal Agent
- Antihelminthic Agent
- Antimalarial Agent
- Antimicrobial Agent
- Antimycobacterial Agent
- Antiparasitic Agent
- Antiprotozoal Agent
- Antiviral Agent
- Antiseptic Agent
- Anti-inflammatory Agent
- Antineoplastic Agent
- Antirheumatic Agent
- Cardiovascular Agent
- Anti-anginal Agent
- Anti-arrhythmic Agent
- Central Nervous System Agent
CHEM - Chemical Structure
10,290 classes
- Heterocyclic Compounds, Fused-Ring(60)
- Fused-Ring Compounds(16)
- Triose Sugar Alcohols(1)
- Food Ingredients(34)
- Animal Fur(12)
- Interferon alpha-2(1)
- Lipoglycopeptides(2)
- Animal Proteins, Dietary(7)
- Cyclopentane Monoterpenes(1)
- Antimicrobial Peptides(2)
- Acids, Acyclic(1)
- Acids, Carbocyclic(4)
- Acids, Heterocyclic(1)
- Acyltransferases(1)
- Adrenocorticotropic Hormone(2)
- Albumins(1)
- Alcohols(1)
- Alkaline Phosphatase(1)
- Alkaloids(13)
- Alkenes(15)