Call your doctor right away if you have serious side effects. Call 9-1-1 if your symptoms feel life-threatening or if you think you’re having a medical emergency. Serious side effects and their symptoms can include the following:
- Changes in mood or anxiety. Symptoms can include:
- thoughts of suicide or dying
- attempts to commit suicide
- anxiety that’s new or gets worse
- crankiness that’s new or gets worse
- restlessness
- panic attacks
- trouble sleeping
- anger
- aggressive or violent behavior
- extreme increase in activity and talking
- unusual changes in behavior or mood
- Changes in behavior and thinking, especially in children ages 3 to 12 years. Symptoms can include:
- emotional changes
- aggressiveness
- trouble concentrating
- restlessness
- changes in school performance
- hyper behavior
- Serious and life-threatening allergic reaction. Symptoms can include:
- skin rashes
- hives
- fever
- swollen glands that do not go away
- swollen lips and tongue
- yellowing of your skin or the whites of your eyes
- unusual bruising or bleeding
- severe tiredness or weakness
- unexpected muscle pain
- frequent infections