Drowsiness, dizziness, weakness, tiredness, constipation, and loss of coordination
(e.g., difficulty walking and controlling muscles) may occur. These side effects
are more common during the first 4 weeks and usually lessen as your body adjusts
to the medication. If any of these effects persist or worsen, notify your doctor.
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: hair loss, neck pain, mental/mood changes, vision changes (e.g., double
vision).
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 weakness, easy bleeding/bruising, signs of infection (e.g., fever,
persistent sore throat).
A very serious allergic reaction to this drug is unlikely, but seek immediate
medical attention if it occurs. Symptoms of a serious allergic reaction may
include: rash, itching, swelling, 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.