Common side effects may include:
- Headache
- Sleep Problems (Insomnia)
- Upset Stomach
- Diarrhea or Constipation
- Dry Eyes
- Blurred Vision
- Dry Mouth Or Nose
- Mild Dizziness or Drowsiness
- Trouble Concentrating
- Feeling Restless or Excited (Especially in Children)
- Mild Skin Rash
Notify your doctor promptly if any of these symptoms persist or worsen.
Your doctor may have prescribed this medication because he or she judged that the benefit to you is greater than the risk of side effects.
Serious side effects may include:
- Severe Allergic Reaction
- Severe Headache
- Seizure (Convulsions)
- Fast, Pounding, or Uneven Heartbeats
- Confusion
- Hallucinations
- Severe Dizziness or Drowsiness
- Slow or Shallow Breathing
- Tremor
- Restless Muscle Movements
- Little or No Urinating
- Flu Symptoms
- Easy Bruising
- Unusual Bleeding
- Pale Skin
- Weakness
- Feeling Light-Headed
- Nausea
- Pain In Your Upper Stomach
- Itching
- Loss of Appetite
- Dark Urine
- Clay-Colored Stools
- Jaundice (Yellowing of the Skin or Eyes)
Seek immediate medical attention if you experience any of these serious side effects.