Answer
Dry mouth and constipation are listed as common gastrointestinal side effects of Sinepin (doxepin hydrochloride) capsules, although the prescribing information notes that some listed reactions have not been specifically reported with these capsules.
Sources for this answer
- Sinepin Capsules 50mg / Doxepin 50 mg CapsulesMarlborough Pharmaceuticals Ltd · emc · SmPC §4.8 Undesirable effects · Version 5Document updated
Sources checked