 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST] : Bloating, stomach/abdominal pain, nausea, breast tenderness, headache, drowsiness, mood swings, irritability, or vaginal discomfort may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly. Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects. Tell your doctor right away if you have any serious side effects, including: unusual vaginal bleeding, severe mental/mood changes (such as depression), swelling ankles/feet, yellowing eyes/skin, breast lumps. This medication, especially if used along with an estrogen product, may rarely cause very serious (possibly fatal) problems from blood clots (such as heart attack, stroke, blood clots in the lungs or legs, blindness). Get medical help right away if you have: chest/jaw/left arm pain, weakness on one side of the body, trouble speaking, difficulty walking, sudden vision/eye changes (such as blurred/double vision, loss of vision, bulging eyes), confusion, sudden severe headache, severe dizziness, fainting, trouble breathing, coughing up blood, </s>