Drowsiness, dizziness, confusion, difficulty concentrating, unsteadiness, fatigue, swollen arms/legs, increased appetite, weight gain, nausea, dry mouth or constipation may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.
Remember that your doctor has prescribed this medication because he or she 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 immediately if any of these unlikely but serious side effects occur: change in amount of urine, difficulty speaking, loss of coordination, mental/mood changes, muscle pain/tenderness/weakness (especially if you are tired or have a fever), stomach/abdominal pain, uncontrolled movements (e.g., tremor, twitching), unusual tiredness, vision changes.
This medication rarely may cause mood or behavior changes, such as anxiety, agitation, hostility, pressured/rapid speech, or thoughts of suicide. Tell your doctor immediately if you develop unusual (possibly sudden) mood changes.
Tell your doctor immediately if any of these rare but very serious side effects occur: unusual bleeding/bruising, slow or irregular heartbeat.
A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/lips/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.