Tell your doctor if you have: liver problems, kidney disease, any allergies. Do not change your dose without your doctor's approval. Elderly persons may be more sensitive to the effects of this medication. This medication should be used only if clearly needed during pregnancy. Discuss the risks and benefits with your doctor. Since small amounts of this medication are found in breast milk, consult your doctor before breast-feeding.

Headache, fatigue, dizziness, loss of appetite, sleepiness, dry skin or dry mouth may occur as your body adjusts to the medication. Hair loss, increased sweating, anxiety, change in sex drive, breast enlargement in males and change in taste perceptions, and irritation at the injection site may also occur. If any of these effects continue or become bothersome, inform your doctor. Notify your doctor if you develop: a skin rash, hives, irregular heartbeat, jaundice, diarrhea, mental confusion, depression, difficulty walking, vision changes, trouble urinating, joint or muscle pain, ringing in the ears, breathing difficulty. Notify your doctor immediately if you develop: black tarry stools, "coffee ground"-like vomit. If you notice other effects not listed above, contact your doctor or pharmacist.

For best results, this medication is often used along with lifestyle changes such as stress-reduction programs, exercise and dietary changes. Talk to your health care professional about changes that you can benefit from. Laboratory tests may be done periodically while using this medication to monitor results and prevent side effects.