Possible (but improbable due to the low doses and the prn use) side effects include: Increase in total cholesterol, high density lipoprotein cholesterol, low density lipoprotein cholesterol, triglycerides, fasting glucose and insulin; changes in blood counts and changes in liver function tests (serum aspartate aminotransferase, serum glutamyltransferase, serum albumin); hirsutism and acne, increase in facial hair or loss of hair; diarrhea, nipple and breast enlargement or breast pains; headache; elevation of blood pressure, changes in mood or aggressiveness. Slight local skin irritation or dryness of skin. However, as stated before, these side effects are unlikely using prn treatment.