Belviq Side Effects

Serious Side Effects

Some side effects of Belviq are potentially serious and should be reported immediately to your healthcare provider. These include but are not limited to:
  • Signs of serotonin syndrome (a rare but dangerous problem associated with medications that affect serotonin), such as:
    • Chills
    • Tremor
    • Confusion, agitation, or other mental changes
    • Feeling disoriented
    • Restlessness
    • Muscle twitching, spasms, or stiffness
    • Problems with coordination
    • Fever or excessive sweating
    • A rapid or racing heartbeat
    • High or low blood pressure
    • Nausea, vomiting, or diarrhea
  • Signs of low blood sugar levels, such as:
    • Confusion or abnormal behavior
    • Blurred vision
    • Shakiness
    • Anxiety
    • Sweating
    • Fainting
  • Problems with your memory, attention, or concentration
  • Changes in mood, including depression or an abnormally heightened mood
  • Thoughts of suicide or of harming yourself
  • Feeling outside of your body (disassociation)
  • Hallucinations (seeing or hearing things that are not really there)
  • Difficulty breathing
  • Shortness of breath or lightheadedness
  • Swelling of the arms, legs, ankles, or feet
  • A slow, fast, racing, or irregular heartbeat
  • Extreme fatigue or weakness
  • An erection that lasts more than four hours
  • Signs of infection, such as:
  • Unusual fatigue or tiredness
  • Enlarged breasts or a milky discharge from your breasts
  • Signs of an allergic reaction, such as:
    • An unexplained rash
    • Hives
    • Itching
    • Swelling of the mouth or throat
    • Wheezing
    • Difficulty breathing.
5 Reasons Your Diet Will Fail

Belviq Medication Information

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