Comparative Pharmacology
Head-to-head clinical analysis: ATROPINE versus ATROPINE AUTOINJECTOR.
Peer-Reviewed Evidence
Head-to-head clinical analysis: ATROPINE versus ATROPINE AUTOINJECTOR.
ATROPINE vs ATROPINE (AUTOINJECTOR)
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Competitive antagonist of muscarinic acetylcholine receptors (M1, M2, M3, M4, M5), blocking the effects of acetylcholine and other cholinergic agonists. Inhibits vagal activity, increases heart rate, reduces secretions, and relaxes smooth muscle.
Competitive antagonist of muscarinic acetylcholine receptors (M1, M2, M3, M4, M5), blocking the effects of acetylcholine and other cholinergic agonists.
0.5-1 mg IV/IM/SC every 3-5 minutes as needed, up to a total of 3 mg (adults). For preoperative use, 0.4-0.6 mg IM/IV 30-60 minutes before anesthesia.
2 to 4 mg intramuscularly (lateral thigh) or intravenously, repeated every 10-20 minutes if needed until muscarinic signs abate, maximum 3 doses.
None Documented
None Documented
Clinical Note
moderateBenzatropine + Haloperidol
"The metabolism of Haloperidol can be decreased when combined with Benzatropine."
Clinical Note
moderateBenzatropine + Fluconazole
"The metabolism of Fluconazole can be decreased when combined with Benzatropine."
Clinical Note
moderateBenzatropine + Clotrimazole
"The metabolism of Clotrimazole can be decreased when combined with Benzatropine."
Clinical Note
moderateBenzatropine + Dronedarone
2-4 hours (terminal); prolonged in elderly and neonates; clinically requires dosing every 4-6 hours
Terminal elimination half-life: 2-4 hours (adults); prolonged to 6-12 hours in elderly or hepatic impairment.
Renal (30-50% unchanged; remainder as inactive metabolites via hydrolysis and glucuronidation); 50-70% of a dose renally excreted as metabolites; <5% fecal
Renal: ~30-50% unchanged; hepatic metabolism: ~50%; fecal: minor.
Category C
Category C
Anticholinergic Agent
Anticholinergic Agent
"The metabolism of Dronedarone can be decreased when combined with Benzatropine."