A
Acyclovir
Antibiotics · Nucleoside antiviral
Adalimumab
Rheumatology · Anti-TNFα monoclonal antibody
Adenosine
Emergency Drugs · Endogenous nucleoside
Adrenaline (Epinephrine)
Emergency Drugs · α/β adrenergic agonist
Alendronate
Endocrinology · Bisphosphonate
Alteplase (tPA — STEMI)
Emergency Drugs · Recombinant tissue plasminogen activator
Amiodarone
Emergency Drugs · Class III antiarrhythmic
Amiodarone (oral)
Cardiology · Class III antiarrhythmic (mixed)
Amlodipine
Cardiology · Dihydropyridine calcium channel blocker (long-acting)
Amoxicillin
Antibiotics · Aminopenicillin
Apixaban
Anticoagulants · DOAC — direct Xa inhibitor
Apixaban
Anticoagulants · Direct oral Xa inhibitor
Artesunate IV
Antibiotics · Artemisinin antimalarial
Aspirin
Anticoagulants
Aspirin (cardio dose)
Cardiology · Non-selective COX-1 inhibitor / antiplatelet
Atenolol
Cardiology · β₁-selective blocker (hydrophilic)
Atorvastatin
Cardiology · HMG-CoA reductase inhibitor (statin)
Atropine
Emergency Drugs · Antimuscarinic
Azathioprine
Gastroenterology · Thiopurine immunosuppressant
Azithromycin
Antibiotics · Macrolide
B
Betahistine
ENT · Histamine analogue
Betamethasone (antenatal)
Endocrinology · Corticosteroid
Bisoprolol
Cardiology · β₁-selective adrenergic blocker
Bivalirudin
Cardiology · Direct thrombin inhibitor
Budesonide/Formoterol
Respiratory · ICS + LABA
Bumetanide
Cardiology · Loop diuretic (more bio-available than furosemide)
Bupivacaine
Anaesthesia · Amide local anaesthetic
C
Cabergoline
Endocrinology · Dopamine D2 agonist
Caffeine Citrate
Respiratory · Methylxanthine respiratory stimulant
Calcitriol
Nephrology · Active vitamin D analogue
Calcium Gluconate 10%
Emergency Drugs
Candesartan
Cardiology · ARB
Cangrelor
Cardiology · IV reversible P2Y12 (t½ 3–6 min)
Carbamazepine
Neurology · Sodium-channel blocker
Carbimazole
Endocrinology · Thionamide
Carboprost
Emergency Drugs · Prostaglandin F2α analogue
Carvedilol
Cardiology · Non-selective β + α₁ blocker
Cefepime
Antibiotics · 4th-generation cephalosporin
Ceftriaxone
Antibiotics · 3rd-gen cephalosporin
Chloramphenicol 0.5% Eye Drops
Ophthalmology · Topical antibiotic
Chlorthalidone
Cardiology · Thiazide-like diuretic
Ciprofloxacin
Antibiotics · Fluoroquinolone
Clevidipine
Emergency Drugs · Ultra-short-acting DHP CCB (t½ ≈ 1 min)
Clindamycin
Antibiotics · Lincosamide
Clobetasol Propionate 0.05%
Dermatology · Very potent topical corticosteroid
Clopidogrel
Anticoagulants · P2Y12 inhibitor
Clozapine
Psychiatry · Atypical antipsychotic
Co-trimoxazole
Antibiotics · Sulfamethoxazole/trimethoprim
Colchicine
Rheumatology · Microtubule inhibitor
Colchicine (cardiology)
Cardiology · Anti-inflammatory (tubulin binder)
Colistin (Colistimethate)
Antibiotics · Polymyxin
D
Dabigatran
Anticoagulants · Direct thrombin (IIa) inhibitor
Dapagliflozin
Endocrinology · SGLT2 inhibitor
Dapsone
Dermatology · Sulfone
Denosumab
Endocrinology · RANKL monoclonal antibody
Dexmedetomidine
ICU Drugs · α₂-adrenergic agonist
Diazepam
Neurology · Benzodiazepine
Digoxin
Cardiology · Cardiac glycoside
Diltiazem
Cardiology · Non-dihydropyridine calcium channel blocker
Dobutamine
Emergency Drugs · β₁ agonist (mild β₂)
Donepezil
Neurology · Acetylcholinesterase inhibitor
Dopamine
Emergency Drugs · Dopaminergic / β / α agonist (dose-dependent)
Doxycycline
Antibiotics · Tetracycline
E
Edoxaban
Anticoagulants · Direct Xa inhibitor
Empagliflozin
Endocrinology · SGLT2 inhibitor
Enalapril
Cardiology · ACE inhibitor (prodrug)
Enoxaparin
Anticoagulants · LMWH
Eplerenone
Cardiology · Selective MRA
Epoetin Alfa
Nephrology · Erythropoiesis-stimulating agent
Eptifibatide
Cardiology · GP IIb/IIIa inhibitor
Esmolol
Emergency Drugs · Ultra-short-acting β₁ blocker (t½ ≈ 9 min)
Ethambutol
Antibiotics · Antitubercular
Evolocumab (PCSK9i)
Cardiology · PCSK9 monoclonal antibody
Ezetimibe
Cardiology · Cholesterol absorption inhibitor
F
Febuxostat
Rheumatology · Non-purine xanthine oxidase inhibitor
Fentanyl
Analgesia · Synthetic opioid (µ agonist)
Filgrastim (G-CSF)
Haematology · Granulocyte colony-stimulating factor
Finasteride
Urology · 5α-reductase inhibitor
Flecainide
Cardiology · Class Ic antiarrhythmic (Na channel blocker)
Fluconazole
Antibiotics · Triazole antifungal
Fludrocortisone
Endocrinology · Synthetic mineralocorticoid
Flumazenil
Emergency Drugs · Benzodiazepine antagonist
Fluticasone Nasal Spray
ENT · Intranasal corticosteroid
Fondaparinux
Cardiology · Selective factor Xa inhibitor (pentasaccharide)
Furosemide
Cardiology · Loop diuretic
Furosemide (HF)
Cardiology · Loop diuretic
G
H
Heparin (UFH)
Anticoagulants
Hydralazine
Cardiology
Hydralazine (IV)
Emergency Drugs · Direct arteriolar vasodilator
Hydrocortisone
Endocrinology · Corticosteroid
Hydroxocobalamin
Emergency Drugs · Cyanide antidote
Hydroxychloroquine
Antibiotics · Antimalarial / DMARD
Hyoscine Butylbromide
Palliative Care · Antimuscarinic antispasmodic
Hypertonic Saline 3%
Neurology
I
Idarucizumab
Haematology · Dabigatran reversal agent
Indapamide
Cardiology · Thiazide-like diuretic
Infliximab
Gastroenterology · Anti-TNF monoclonal antibody
Insulin (Actrapid / Aspart)
Endocrinology · Short-acting insulin
Insulin Aspart
Endocrinology · Rapid-acting bolus insulin
Insulin Glargine
Endocrinology · Long-acting basal insulin
Ipratropium
Respiratory · Antimuscarinic
Isoniazid
Antibiotics · Antitubercular
Isosorbide mononitrate
Cardiology · Long-acting nitrate
Isotretinoin
Dermatology · Systemic retinoid
Ivabradine
Cardiology · Selective If channel inhibitor (SA node)
K
L
Labetalol
Cardiology
Lactulose
Gastroenterology · Osmotic laxative / ammonia trap
Lamotrigine
Neurology · Sodium-channel blocker
Latanoprost 0.005%
Ophthalmology · Prostaglandin analogue
Leflunomide
Rheumatology · Pyrimidine synthesis inhibitor
Levetiracetam
Neurology
Levodopa/Carbidopa
Neurology · Dopamine precursor + DDC inhibitor
Levomepromazine
Palliative Care · Broad-spectrum antiemetic/antipsychotic
Levothyroxine
Endocrinology · Synthetic T4
Linezolid
Antibiotics · Oxazolidinone
Lipid Emulsion 20% (Intralipid)
Anaesthesia · Lipid sink antidote
Liposomal Amphotericin B
Antibiotics · Polyene antifungal
Liraglutide
Endocrinology · GLP-1 receptor agonist
Lisinopril
Cardiology · ACE inhibitor (not a prodrug)
Lithium Carbonate
Psychiatry · Mood stabiliser
Lorazepam (Rapid Tranquillisation)
Psychiatry · Benzodiazepine
Losartan
Cardiology · Angiotensin receptor blocker (ARB)
M
Magnesium Sulfate
Emergency Drugs
Mannitol
Neurology
Memantine
Neurology · NMDA receptor antagonist
Meropenem
Antibiotics · Carbapenem
Mesalazine (5-ASA)
Gastroenterology · Aminosalicylate
Metformin
Endocrinology · Biguanide
Methotrexate (Rheumatology)
Rheumatology · Antifolate DMARD
Methylergometrine
Emergency Drugs · Ergot alkaloid uterotonic
Methylphenidate
Psychiatry · CNS stimulant
Metoprolol succinate (XL)
Cardiology · β₁-selective adrenergic blocker (extended release)
Metronidazole
Antibiotics
Midazolam
ICU Drugs
Milrinone
ICU Drugs · Phosphodiesterase-3 inhibitor (inodilator)
Mirtazapine
Psychiatry · Noradrenergic/specific serotonergic antidepressant
Misoprostol
Emergency Drugs · Prostaglandin E1 analogue
Montelukast
Respiratory · Leukotriene receptor antagonist
Morphine
Analgesia · Opioid (µ agonist)
N
N-Acetylcysteine
Emergency Drugs
Naloxone
Emergency Drugs · Opioid antagonist
Nebivolol
Cardiology · Highly β₁-selective blocker with NO-mediated vasodilation
Nicardipine
Emergency Drugs · Dihydropyridine CCB (IV titratable)
Nicorandil
Cardiology · K-ATP channel opener + nitrate
Nifedipine (tocolysis)
Obs/Gynae · Dihydropyridine CCB
Nifedipine MR
Cardiology · Dihydropyridine calcium channel blocker
Nimodipine
Neurology · Dihydropyridine CCB (cerebroselective)
Nintedanib
Respiratory · Tyrosine kinase inhibitor (anti-fibrotic)
Nitroglycerin (GTN)
Cardiology · Nitrate
Noradrenaline (Norepinephrine)
Emergency Drugs · α₁ agonist (>β)
O
Octreotide
Gastroenterology · Somatostatin analogue
Olanzapine
Psychiatry · Atypical antipsychotic
Omeprazole
Gastroenterology
Ondansetron
Gastroenterology · 5-HT₃ antagonist
Ondansetron
Oncology · 5-HT3 antagonist
Oseltamivir
Respiratory · Neuraminidase inhibitor
Oxycodone
Palliative Care · Strong opioid
Oxytocin
Emergency Drugs · Uterotonic
P
Pantoprazole
Gastroenterology · Proton pump inhibitor
Paracetamol
Analgesia
Phenylephrine
Emergency Drugs · Pure α₁ agonist
Phenytoin
Neurology
Phytomenadione (Vitamin K₁)
Haematology · Vitamin/anticoagulant reversal
Pioglitazone
Endocrinology · Thiazolidinedione (PPAR-γ agonist)
Piperacillin-Tazobactam
Antibiotics · Extended-spectrum penicillin + β-lactamase inhibitor
Pirfenidone
Respiratory · Anti-fibrotic
Poractant Alfa (Surfactant)
Respiratory · Pulmonary surfactant
Prasugrel
Cardiology · Irreversible P2Y12 inhibitor (thienopyridine)
Prednisolone
Respiratory · Glucocorticoid
Pregabalin
Neurology · α2δ calcium-channel ligand
Propofol
ICU Drugs · GABA-A agonist (general anaesthetic)
Propranolol (variceal prophylaxis)
Gastroenterology · Non-selective β-blocker
Propylthiouracil
Endocrinology · Thionamide (blocks T4→T3 conversion)
Pyrazinamide
Antibiotics · Antitubercular
Q
R
Ramipril
Cardiology · ACE inhibitor
Ranolazine
Cardiology · Late-Na current inhibitor (anti-anginal)
Rasburicase
Oncology · Recombinant urate oxidase
Rifampicin
Antibiotics · Antitubercular / antistaphylococcal
Rifaximin
Gastroenterology · Non-absorbable rifamycin antibiotic
Riluzole
Neurology · Glutamate release inhibitor
Rivaroxaban
Anticoagulants · Direct oral Xa inhibitor (DOAC)
Rocuronium
ICU Drugs · Non-depolarising neuromuscular blocker
Roflumilast
Respiratory · PDE4 inhibitor
Rosuvastatin
Cardiology · High-potency statin
S
Sacubitril / Valsartan
Cardiology · Angiotensin receptor–neprilysin inhibitor (ARNI)
Salbutamol
Respiratory · β₂ agonist
Semaglutide
Endocrinology · Long-acting GLP-1 receptor agonist
Sertraline
Psychiatry · SSRI
Sevelamer
Nephrology · Non-calcium phosphate binder
Sildenafil
Urology · PDE-5 inhibitor
Sitagliptin
Endocrinology · DPP-4 inhibitor
Sodium Bicarbonate (oral)
Nephrology · Alkalinising agent
Sodium nitroprusside
Emergency Drugs · Direct nitric oxide donor (arterial + venous dilator)
Sodium Valproate
Neurology · Broad-spectrum antiseizure
Solifenacin
Urology · Antimuscarinic
Sotalol
Cardiology · Class III + non-selective β blocker
Spironolactone
Cardiology · Aldosterone antagonist (MRA)
Spironolactone (HF dose)
Cardiology · Mineralocorticoid receptor antagonist (non-selective)
Streptokinase
Emergency Drugs · First-generation fibrinolytic (bacterial)
Sucralfate
Gastroenterology · Mucosal protectant
Sugammadex
ICU Drugs · Modified γ-cyclodextrin
Sulfasalazine
Rheumatology · Conventional DMARD / 5-ASA
Sumatriptan
Neurology · 5-HT1B/1D agonist
T
Tamsulosin
Cardiology · Selective α₁A blocker
Telmisartan
Cardiology · ARB (long acting, PPAR-γ activity)
Tenecteplase
Emergency Drugs · Modified tPA (single bolus)
Terbinafine
Dermatology · Allylamine antifungal
Terlipressin
Gastroenterology
Theophylline (oral)
Respiratory · Methylxanthine
Ticagrelor
Cardiology · Reversible P2Y12 inhibitor
Tiotropium
Respiratory · Long-acting muscarinic antagonist
Tirofiban
Cardiology · GP IIb/IIIa inhibitor
Tocilizumab
Rheumatology · IL-6 receptor antagonist
Tolvaptan
Nephrology · Vasopressin V2 receptor antagonist
Topiramate
Neurology · Multi-mechanism antiseizure
Torasemide
Cardiology · Loop diuretic (long-acting)
Tranexamic Acid
Emergency Drugs
Tranexamic Acid
Haematology · Antifibrinolytic
U
V
W
Z