Avomine
Brand names,
Avomine
Analogs
Avomine
Brand Names Mixture
- Phenergan VC Expectorant Syrup (Phenylephrine hydrochloride + Potassium guaiacol sulphonate + Promethazine hydrochloride)
Avomine
Chemical_Formula
C17H20N2S
Avomine
RX_link
http://www.rxlist.com/cgi/generic3/phenergan.htm
Avomine
fda sheet
Avomine
msds (material safety sheet)
Avomine
Synthesis Reference
Charpentier, U.S. Pat. 2,503,451 (1950)
Avomine
Molecular Weight
284.42 g/mol
Avomine
Melting Point
60oC
Avomine
H2O Solubility
Freely soluble
Avomine
State
Solid
Avomine
LogP
4.946
Avomine
Dosage Forms
Tablet; Suppository; Opthalmic drops; Syrup
Avomine
Indication
For the treatment of allergic disorders, itching, nausea and vomiting.
Avomine
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.
Avomine
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.
Avomine
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)
Avomine
Patient Information
Avomine
Organisms Affected
Humans and other mammals