Anaesthesia & Critical Care Drugs

91 drugs

Quick-reference dosing for 91 anaesthesia & critical care medicines, aligned to current UK formularies. Each entry lists adult, paediatric and (where relevant) neonatal doses, renal and hepatic adjustments, contraindications, key interactions, monitoring and clinical pearls — with the source reference. Always confirm doses against current prescribing references before prescribing.

Acetylcysteine (N-acetylcysteine — Paracetamol Overdose)

Mucolytic / Hepatoprotective Antidote
Adenosine (IV — SVT Termination)

Antiarrhythmic (Adenosine Receptor Agonist)
Adrenaline (ICU — Vasopressor/Inotrope)

Catecholamine Vasopressor/Inotrope
Adrenaline with articaine hydrochloride

Local anaesthetic with vasoconstrictor
Alfentanil

Opioid Analgesic (Ultra-Short Acting)
Amiodarone (IV — ICU/Peri-Arrest)

Antiarrhythmic (Class III)
Atracurium

Non-Depolarising Neuromuscular Blocking Agent
Atracurium Besilate

Non-depolarising Neuromuscular Blocking Agent (Intermediate Duration)
Atropine (Anaesthesia/Bradycardia)

Anticholinergic / Parasympatholytic
Bupivacaine

Local Anaesthetic (Amide)
Bupivacaine hydrochloride

Long-acting amide local anaesthetic
Bupivacaine with adrenaline

Long-acting amide LA + vasoconstrictor
Bupivacaine with fentanyl

LA + opioid epidural admixture
Calcium Gluconate

Electrolyte — Calcium Supplement
Chloroprocaine hydrochloride

Short-acting ester local anaesthetic
Cisatracurium

Neuromuscular Blocking Agent (Non-Depolarising)
Clonidine

Alpha-2 Adrenergic Agonist
Dantrolene sodium

Skeletal muscle relaxant (RyR1 inhibitor)
Desflurane

Volatile Inhalational Anaesthetic
Dexamethasone (ICU / ARDS)

Systemic Corticosteroid
Dexmedetomidine

Alpha-2 Agonist Sedative
Dobutamine (ICU — Inotrope)

Inotrope (Beta-1 Agonist)
Dopamine (ICU — Vasopressor/Inotrope)

Catecholamine (Dose-Dependent Vasopressor/Inotrope)
Dopamine hydrochloride

Inotrope / vasopressor (dose-dependent)
Doxapram hydrochloride

Respiratory stimulant
Droperidol

Butyrophenone antipsychotic / antiemetic
Ephedrine (IV — Anaesthesia)

Sympathomimetic Vasopressor
Ephedrine hydrochloride

Mixed alpha/beta-adrenergic agonist (vasopressor)
Etomidate

Imidazole Induction Agent
Fentanyl (IV — Anaesthesia/ICU)

Opioid Analgesic (Short-Acting)
Flumazenil

Benzodiazepine Receptor Antagonist
Furosemide (IV — ICU)

Loop Diuretic
Glycopyrrolate

Anticholinergic
Glycopyrronium bromide

Antimuscarinic
Hydrocortisone (ICU — Stress Dosing)

Corticosteroid (ICU/Septic Shock)
Hydroxocobalamin (High-Dose — Cyanide Antidote)

Cyanide Antidote (Vitamin B12 Precursor at High Dose)
Insulin (IV Infusion — ICU Glucose Control)

Insulin — ICU Glucose Management
Isoflurane

Volatile Inhalational Anaesthetic
Ketamine (Anaesthesia/Sedation)

Dissociative Anaesthetic (NMDA Receptor Antagonist)
Labetalol (IV — Hypertensive Emergency)

Combined Alpha-1 and Beta-Adrenergic Blocker
Levobupivacaine

Local Anaesthetic (Amide — S-Enantiomer)
Levosimendan (ICU — Calcium Sensitiser)

Inodilator — Calcium Sensitiser
Lidocaine (IV — Anaesthesia/ICU)

Local Anaesthetic / Antiarrhythmic (Class Ib)
Lidocaine hydrochloride

Amide local anaesthetic / Class IB antiarrhythmic
Lipid Emulsion 20% (Intralipid)

Antidote / Resuscitation
Magnesium Sulphate (IV — ICU/Anaesthesia)

Electrolyte / Anticonvulsant / Tocolytic
Mepivacaine hydrochloride

Amide local anaesthetic
Mepivacaine with adrenaline

Amide LA + vasoconstrictor
Metaraminol

Sympathomimetic Vasopressor (Alpha-Agonist)
Methylene Blue

Guanylate Cyclase / Nitric Oxide Pathway Inhibitor
Midazolam (IV/IM)

Benzodiazepine
Milrinone

Inodilator — Phosphodiesterase III Inhibitor
Mivacurium

Short-acting non-depolarising neuromuscular blocker
Morphine (IV/IM — Anaesthesia/ICU)

Strong Opioid Analgesic
Naloxone (Intravenous — Opioid Reversal)

Opioid Receptor Antagonist
Neostigmine

Anticholinesterase (Reversal Agent)
Neostigmine with glycopyrronium

Anticholinesterase + antimuscarinic
Nitric Oxide (Inhaled — iNO)

Selective Pulmonary Vasodilator
Nitrous oxide

Inhalation anaesthetic / analgesic
Noradrenaline (Norepinephrine)

Vasopressor (Alpha-1 and Beta-1 Agonist)
Pancuronium

Non-Depolarising Neuromuscular Blocking Agent (Long-Acting)
Pancuronium bromide

Long-acting non-depolarising neuromuscular blocker
Phenol

Neurolytic agent
Phenylephrine

Alpha-1 Adrenergic Agonist (Pure Vasoconstrictor)
Potassium Chloride (IV)

Electrolyte — Potassium Supplement
Prilocaine

Local Anaesthetic (Amide)
Propofol

Anaesthetic (IV Induction / Sedation)
Propofol (TCI / TIVA)

Intravenous Anaesthetic Agent
Protamine Sulphate

Heparin Reversal Agent
Remifentanil

Opioid (Ultra-Short-Acting)
Remimazolam

Ultra-Short Acting Benzodiazepine (Procedural Sedation)
Rocuronium (Anaesthesia/RSI)

Non-Depolarising Neuromuscular Blocking Agent
Rocuronium bromide

Aminosteroid non-depolarising neuromuscular blocker
Ropivacaine

Local Anaesthetic (Amide — S-Enantiomer)
Ropivacaine hydrochloride

Long-acting amide local anaesthetic
Sevoflurane

Volatile Inhalational Anaesthetic
Sodium Bicarbonate

Alkalising Agent / Electrolyte
Sodium Chloride 3% (Hypertonic Saline)

Hypertonic Electrolyte Solution — ICP/Hyponatraemia Management
Sodium Nitroprusside

Vasodilator — Nitric Oxide Donor (IV)
Sufentanil

Opioid Analgesic (Ultra-Potent)
Sugammadex

Selective Neuromuscular Blockade Reversal Agent
Suxamethonium (Anaesthesia/RSI)

Depolarising Neuromuscular Blocking Agent
Suxamethonium chloride

Depolarising neuromuscular blocker
Terlipressin

Vasopressin Analogue (V1 Receptor Agonist)
Thiopental Sodium

Barbiturate Induction Agent
Tocilizumab (ICU — Cytokine Storm / COVID-19)

IL-6 Receptor Inhibitor
Tranexamic Acid (ICU/Trauma/Surgical)

Antifibrinolytic
Vasopressin

Vasopressor
Vasopressin (ICU)

Vasopressin Analogue
Vecuronium

Non-Depolarising Neuromuscular Blocking Agent
Vecuronium bromide

Aminosteroid non-depolarising NMB