promethazine

As a noun promethazine

is a first-generation h1 receptor antagonist, antihistamine and antiemetic medication with strong sedative effects.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between meth and promethazine

is that meth is methamphetamine, especially in the form of the crystalline hydrochloride while promethazine is a first-generation H1 receptor antagonist, antihistamine and antiemetic medication with strong sedative effects.

As nouns the difference between cyclizine and promethazine

is that cyclizine is a particular antihistamine used to treat motion sickness while promethazine is a first-generation H1 receptor antagonist, antihistamine and antiemetic medication with strong sedative effects.

As nouns the difference between piperidine and promethazine

is that piperidine is piperidine while promethazine is a first-generation h1 receptor antagonist, antihistamine and antiemetic medication with strong sedative effects.

As nouns the difference between promethazine and methamphetamines

is that promethazine is a first-generation h1 receptor antagonist, antihistamine and antiemetic medication with strong sedative effects while methamphetamines is .

As nouns the difference between promethazine and hydroxyethylpromethazine

is that promethazine is a first-generation h1 receptor antagonist, antihistamine and antiemetic medication with strong sedative effects while hydroxyethylpromethazine is (pharmacology) a promethazine derivative used as an antihistamine.

As an adjective sedative

is .

As a noun promethazine is

a first-generation h1 receptor antagonist, antihistamine and antiemetic medication with strong sedative effects.

As nouns the difference between medication and promethazine

is that medication is a medicine, or all the medicines regularly taken by a patient while promethazine is a first-generation H1 receptor antagonist, antihistamine and antiemetic medication with strong sedative effects.

As nouns the difference between antiemetic and promethazine

is that antiemetic is a drug that combats nausea and vomiting while promethazine is a first-generation H1 receptor antagonist, antihistamine and antiemetic medication with strong sedative effects.

As an adjective antiemetic

is that combats nausea and vomiting.