somnifacient

n.

催眠药，安眠药；

somnifacient
Effect of analeptic drugs on the somnifacient effect of Seconal and antihistamines as measured by the flicker fusion threshold
SEDATIVE AND SOMNIFACIENT EFFECTS OF METHAPYRILENE-NIACINATE: COMPARISON WITH METHAPYRILENE HYDROCHLORIDE IN 53 CASES
The use of methapyrilene hydrochloride as a sedative and somnifacient agent
Comparative clinical studies of a new somnifacient combination of methaqualone and etodroxizine versus glutethimide and placebo. Cro...
Somnifacient action of alpha-methylmercaptohippuramide
Somnifacient action of α-methylmercaptohippuramide
Somnifacient action of -methylmercaptohippuramide 
[Function of the somnifacient brain system in patients with epilepsy]
[Somnifacient effect of rhythmic heat stimuli acting on the nasolabial area]