Promazinamide
Brand names,
Promazinamide
Analogs
Promazinamide
Brand Names Mixture
- Phenergan VC Expectorant Syrup (Phenylephrine hydrochloride + Potassium guaiacol sulphonate + Promethazine hydrochloride)
Promazinamide
Chemical_Formula
C17H20N2S
Promazinamide
RX_link
http://www.rxlist.com/cgi/generic3/phenergan.htm
Promazinamide
fda sheet
Promazinamide
msds (material safety sheet)
Promazinamide
Synthesis Reference
Charpentier, U.S. Pat. 2,503,451 (1950)
Promazinamide
Molecular Weight
284.42 g/mol
Promazinamide
Melting Point
60oC
Promazinamide
H2O Solubility
Freely soluble
Promazinamide
State
Solid
Promazinamide
LogP
4.946
Promazinamide
Dosage Forms
Tablet; Suppository; Opthalmic drops; Syrup
Promazinamide
Indication
For the treatment of allergic disorders, itching, nausea and vomiting.
Promazinamide
Pharmacology
Promethazine, a phenothiazine, is an H1-antagonist with anticholinergic, sedative, and antiemetic effects and some local anesthetic properties. Promethazine is used as an antiemetic or to prevent motion sickness.
Promazinamide
Absorption
On average, 88% of a promethazine dose is absorbed after oral administration; however, the absolute bioavailability is only 25% because of first-pass clearance.
Promazinamide
side effects and Toxicity
Symptoms of overdose include mild depression of the central nervous system and cardiovascular system to profound hypotension, respiratory depression, unconsciousness, and sudden death. Other reported reactions include hyperreflexia, hypertonia, ataxia, athetosis, and extensor-plantar reflexes (Babinski reflex). LD50=55mg/kg (I.V. in mice)
Promazinamide
Patient Information
Promazinamide
Organisms Affected
Humans and other mammals