SPL Set ID: 9055ed6b-f466-4f38-a9d9-f22e9ac97ad4
1 drug(s) with this SPL Set ID
Verapamil hydrochloride is a calcium antagonist or slow-channel inhibitor. Verapamil hydrochloride injection, USP is a sterile, nonpyrogenic solution containing verapamil hydrochloride USP, 2.5 mg/mL and sodium chloride 8.5 mg/mL in water for injection. The solution contains no bacteriostat or antimicrobial agent and is intended for single-dose intravenous administration. May contain hydrochloric acid for pH adjustment; pH is 4.9 (4.0 to 6.5). The chemical name of verapamil hydrochloride is benzeneacetonitrile, α-[3-[{2-(3,4-dimethoxyphenyl)ethyl} methylamino] propyl]-3,4-dimethoxy-α-(1-methylethyl) monohydrochloride (±)-. Verapamil hydrochloride, USP is white or practically white crystalline powder. It is practically odorless and has a bitter taste with a molecular formula C 27 H 38 N 2 O 4 •HCl, and a molecular weight of 491.06 g/mol. It is soluble in water; freely soluble in chloroform; sparingly soluble in alcohol; practically insoluble in ether. It has the following structural formula: Verapamil hydrochloride is not chemically related to other antiarrhythmic drugs. 1