Although birth control pills can safely be used by most of the women, some risks and side effects are associated with these pills. Headaches, breast tenderness, weight gain, mood swings, irregular periods, are some common side effects observed.
The information given above is for Contraception which is the active ingredient of Contraception.

Antibiotics like rifampin, used in the treatment of tuberculosis, interacts with oral contraceptives and reduces the efficacy of these pills. Similarly, some anti-fungal, anti-HIV, and anti-seizure drugs also interact with birth control pills, and, hence must be taken after consulting your doctor.
The information given above is for Contraception which is the active ingredient of Contraception.

Studies don’t clearly show a link between oral contraceptives and depression, still, many women claim depression after using them. If you feel depressed during your course of pills, a doctor’s consultation can help in deciding whether to continue taking the same pills, try other formulation, or use another contraception measure apart from hormones.
The information given above is for Contraception which is the active ingredient of Contraception.