what are the side effects of hormone patches?
['headache, back pain;', 'stuffy nose, sinus pain, sore throat;', 'vaginal itching or discharge, changes in your menstrual periods, breakthrough bleeding;', 'bloating, stomach cramps, nausea, vomiting;', 'breast pain;', 'redness or irritation where the patch was worn;', 'thinning scalp hair; or.']