title: A trial of daily vitamin supplementation as a means of reducing oral contraceptive side effects and discontinuation in Sri Lanka.
abstract: A 4-cell randomized, blind clinical trial was conducted at three sites in Sri Lanka to evaluate the impact of daily vitamin supplements in preventing oral contraceptive side effects and in improving continuation. No significant effects were found.
mesh_terms: D002986:Clinical Trials as Topic; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006801:Humans; D010352:Patient Dropouts; D013188:Sri Lanka; D014815:Vitamins / Q000494:pharmacology*
chemical_list: D003276:Contraceptives, Oral; D014815:Vitamins