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Details

Stereochemistry RACEMIC
Molecular Formula C21H27NO.H3O4P
Molecular Weight 407.4404
Optical Activity ( + / - )
Defined Stereocenters 0 / 1
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of BENPROPERINE PHOSPHATE

SMILES

OP(O)(O)=O.CC(COC1=C(CC2=CC=CC=C2)C=CC=C1)N3CCCCC3

InChI

InChIKey=MCVUURBOSHQXMK-UHFFFAOYSA-N
InChI=1S/C21H27NO.H3O4P/c1-18(22-14-8-3-9-15-22)17-23-21-13-7-6-12-20(21)16-19-10-4-2-5-11-19;1-5(2,3)4/h2,4-7,10-13,18H,3,8-9,14-17H2,1H3;(H3,1,2,3,4)

HIDE SMILES / InChI

Description

Benproperine (Cofrel) is a cough suppressant. It is used for symptomatic relief of cough. Cofrel is 2-4 times as potent as codeine in suppressing cough in animals. It acts peripherally by blocking afferent sensory nerve impulses originating from receptors in the lungs and pleura.

Originator

Approval Year

Conditions

ConditionModalityTargetsHighest PhaseProduct
Palliative
Cofrel

Cmax

ValueDoseCo-administeredAnalytePopulation
333 ng/mL
60 mg single, oral
BENPROPERINE, (S)- plasma
Homo sapiens
153 ng/mL
60 mg single, oral
BENPROPERINE, (R)- plasma
Homo sapiens
146.4 ng/mL
80 mg single, oral
BENPROPERINE plasma
Homo sapiens

AUC

ValueDoseCo-administeredAnalytePopulation
4257 ng × h/mL
60 mg single, oral
BENPROPERINE, (S)- plasma
Homo sapiens
2010 ng × h/mL
60 mg single, oral
BENPROPERINE, (R)- plasma
Homo sapiens
5234.31 ng × h/mL
80 mg single, oral
BENPROPERINE plasma
Homo sapiens

T1/2

ValueDoseCo-administeredAnalytePopulation
17 h
60 mg single, oral
BENPROPERINE, (S)- plasma
Homo sapiens
14 h
60 mg single, oral
BENPROPERINE, (R)- plasma
Homo sapiens
24.7 h
80 mg single, oral
BENPROPERINE plasma
Homo sapiens

Doses

PubMed

Patents

Sample Use Guides

In Vivo Use Guide
1 or 2 tablets 3 times daily, according to severity of cough. Tablets should be swallowed whole and not chewed.
Route of Administration: Oral
In Vitro Use Guide
10(-5) g/ml of Benproperine (ASA 158/5) caused remarkable reduction of the contraction of the tracheal muscle preparation of a guinea pig caused by histamine HCl.