Oral contraceptive pills can cause all except:
Side effects of OCPs are breakthrough bleeding, mastalgia, chloasma, carbohydrate intolerance, weight gain. No dysmennorhea is seen.(Ref.Essentials of medical pharmacology TD Tripathi 7th edition page no.325)
Mastalgia
Dysmenorrhea
Chloasma
Breakthrough bleeding
Endocrinology