Medical Definition of FEAR. 1. : an unpleasant often strong emotion caused by anticipation or awareness of danger and accompanied by increased autonomic activity.
Benazepril hydrochloride is a white to off-white crystalline powder, soluble (>100 mg/mL) in water, in ethanol and in methanol. Its molecular formula is C24H28N2O5â¢HCl and its molecular weight is 460.96. Benazeprilat, the active metabolite of benazepril, is a non-sulfhydryl angiotensin-converting enzyme inhibitor.
BRAND NAME: Benadryl, Sominex, Unisom, Nytol, and several others. DRUG CLASS AND MECHANISM: Diphenhydramine is an antihistamine used for treating allergic reactions.Histamine is released by the body during several types of allergic reactions and--to a lesser extent--during some viral infections, such as the common cold.he FDA originally approved diphenhydramine in 1946. PRESCRIBED FOR: Diphenhydramine is used for the relief of nasal and non-nasal symptoms of various allergic conditions such as seasonal allergic rhinitis (hay fever).