Uncommon side effects (affects less than 1 in 100): • Swelling due to water retention in the body • High levels of fats in the blood (such as cholesterol or triglycerides) • Uncontrollable emotions • Anxiety • Problems sleeping (insomnia) • Less interest in sex • Skin rash, redness of the skin • Swelling of the breasts, lumps in the breast or abnormal breast milk production • Premenstrual syndrome • Vaginal bleeding or dryness • Problems where the patch has been on the skin (such as swelling, discoloured skin, pain, spots, blisters or the skin feeling over-sensitive) • Swelling • Rise in blood pressure.