Belviq Side Effects
What should I watch for?
This medicine is intended to be used in addition to a healthy diet and appropriate exercise. The best results are achieved this way. Your doctor should instruct you to stop taking this medicine if you do not lose a certain amount of weight within the first 12 weeks of treatment, but it is important that you do not change your dose in any way without consulting your doctor or health care professional. Visit your doctor or health care professional for regular checkups. Your doctor may order blood tests or other tests to see how you are doing.
Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you.
This medicine may affect blood sugar levels. If you have diabetes, check with your doctor or health care professional before you change your diet or the dose of your diabetic medicine.
Patients and their families should watch out for worsening depression or thoughts of suicide. Also watch out for sudden changes in feelings such as feeling anxious, agitated, panicky, irritable, hostile, aggressive, impulsive, severely restless, overly excited and hyperactive, or not being able to sleep. If this happens, especially at the beginning of treatment or after a change in dose, call your health care professional.
Contact your doctor or health care professional right away if you are a man with an erection that lasts longer than 4 hours or if the erection becomes painful. This may be a sign of serious problem and must be treated right away to prevent permanent damage.
Common and Rare Side Effects
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur:
bloody or cloudy urine
body aches or pain
cool, pale skin
difficult, burning, or painful urination
difficulty with breathing
frequent urge to urinate
loss of voice
lower back or side pain
pounding in the ears
slow or fast heartbeat
swelling of the breasts or breast soreness in both females and males
unexpected or excess milk flow from the breasts
unusual tiredness or weakness
Bloating or swelling of the face, arms, hands, lower legs, or feet
decreased ability to exercise
flushed, dry skin
fruit-like breath odor
increased sensitivity to sunlight
loss of consciousness
rapid weight gain
severe skin rash or hives
tingling of the hands or feet
trouble with breathing
trouble with sleeping
unexplained weight loss
unusual weight gain or loss
watering of the eyes
Black, tarry, stools
cough or hoarseness
sores, ulcers, or white spots on the lips or in the mouth
unusual bleeding or bruising
Incidence not known
loss of bladder control
painful or prolonged erection of the penis
severe muscle stiffness
talking or acting with excitement you cannot control
trembling or shaking
unusually pale skin
Get emergency help immediately if any of the following symptoms of overdose occur:
Symptoms of overdose
Abdominal or stomach discomfort
false or unusual sense of well-being
seeing, hearing, or feeling things that are not there
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
difficulty having a bowel movement (stool)
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.