Bretylium
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Bretylium
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Systematic (IUPAC) name | |
(2-bromophenyl)methyl-ethyl-dimethyl-ammonium | |
Identifiers | |
CAS number | |
ATC code | C01 |
PubChem | |
DrugBank | |
Chemical data | |
Formula | C11H17BrN+ |
Mol. mass | 243.163 g/mol |
Pharmacokinetic data | |
Bioavailability | NA |
Protein binding | NA |
Metabolism | None |
Half life | 7-8 hours |
Excretion | Renal |
Therapeutic considerations | |
Pregnancy cat. | |
Legal status | |
Routes | IV, IM |
Bretylium (also bretylium tosylate) blocks the release of noradrenaline from the peripheral sympathetic nervous system, and is used in emergency medicine, cardiology, & other specialties for the acute management of ventricular tachycardia & ventricular fibrilation. It is contraindicated in patients with AV (atrioventricular) heart block or digoxin toxicity. It probably should not be used at other times.
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class Ia | Ajmaline, Disopyramide, Prajmaline, Procainamide, Quinidine, Sparteine |
class Ib | Aprindine, Lidocaine, Mexiletine, Tocainide |
class Ic | Encainide, Flecainide, Lorcainide, Moricizine, Propafenone |
class II | Propranolol, Metoprolol, Nadolol, Atenolol, Acebutolol, Pindolol see Beta blockers (C07) |
class III | Amiodarone, Bretylium tosylate, Bunaftine, Dofetilide, Ibutilide, Sotalol |
class IV | Verapamil, Diltiazem see Calcium channel blockers (C08) |
class V | Adenosine, Atropine, Digoxin |