Molfile
Inchi
Smiles
Synonyms:
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oxybutynin hydrochloride
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oxybutynin
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oxybutynin chloride
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oxytrol
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ditropan
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kentera
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oxybutynin HCl
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Oxybutynin acts as a competitive antagonist of acetylcholine at post-ganglionic muscarinic receptors, resulting in relaxation of bladder smooth muscle. Oxybutynin is a racemic (50:50) mixture of R- and S-isomers. Antimuscarinic activity resides predominantly in the R-isomer. The R-isomer of oxybutynin shows greater selectivity for the M1 and M3 muscarinic subtypes (predominant in bladder detrusor muscle and parotid gland) compared to the M2 subtype (predominant in cardiac tissue).
- Molecular weight: 357.49
- Formula: C22H31NO3
- CLOGP: 4.69
- LIPINSKI: 0
- HAC: 4
- HDO: 1
- TPSA: 49.77
- ALOGS: -4.55
- ROTB: 10
- Status: OFP
Legend: OFP - off patent OFM - off market ONP - on patent
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