Can diarrhea 3 hours before taking an ovulan tablet reduce its effect?
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Anna Tyrańska Pharmacist, Editor
1 year ago
Diarrhea before taking the tablet does not reduce its effectiveness. Diarrhoea/vomiting after taking the drug occurring up to 4 hours after swallowing the preparation - may reduce the effectiveness of contraception. In your situation, there is no cause for concern.