2 doctors weighed in:

How long does it take oxybutynin to start to work?

2 doctors weighed in
Dr. J. Kyle Mathews
Obstetrics & Gynecology - Urogynecology
1 doctor agrees

In brief: About an hour

Antispasmodic activity occurs within 30 to 60 minutes after taking and can last for 6 to 10 hours.

In brief: About an hour

Antispasmodic activity occurs within 30 to 60 minutes after taking and can last for 6 to 10 hours.
Dr. J. Kyle Mathews
Dr. J. Kyle Mathews
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