Talk to Gynecologist on Hormonal Imbalance

My age is 34 and i am mother of 20 months old gir who is not on mother's feed... before 3 months i noticed nipple discharge from both sides and came to know that my prolactin level is high my gynae suggested me tab. Brotin half for one week, next week half in morning and half in evening and 3rd week full but i took it only 15 days as it made me sick all the time....i got prolactin serum tested which was 20 ( in range).. i quit it on my Dr i am again feeling same problem this time she suggested me diane 35...i am worried because it is a contraceptive pill ... kindly help me to resolve my issue and give me kind suggestions.