Taking pantethine by mouth is POSSIBLY SAFE for most people for up to a year. Pantethine can cause nausea, diarrhea, and stomach discomfort.
Special Precautions & Warnings:Pregnancy and breast-feeding: There is not enough reliable information about the safety of taking pantethine if you are pregnant or breast-feeding. Stay on the safe side and avoid use.
Bleeding disorders: There is some evidence that pantethine can slow blood clotting, so some healthcare providers worry that pantethine might increase the risk of severe bleeding in patients with bleeding disorders. If you have a bleeding disorder, get your healthcare provider’s advice before starting pantethine.
Surgery: Pantethine might slow blood clotting. There is a concern that it might increase the risk of extra bleeding during and after surgery. Stop using pantethine at least 2 weeks before a scheduled surgery.