Mayo Clinic Health Manager
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Get StartedSide 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 as soon as possible if any of the following side effects occur:
Less common- Chest pain or discomfort
- Shortness of breath
- Attack, assault, force
- Bloody or black, tarry stools
- Confusion
- Constipation
- Convulsions
- Decreased urination
- Dry mouth
- Increase in heart rate
- Increased thirst
- Irregular heartbeat
- Mood changes
- Muscle pain or cramps
- Numbness or tingling in hands, feet, or lips
- Rapid breathing
- Severe stomach pain
- Sunken eyes
- Vomiting of blood or material that looks like coffee grounds
- Wrinkled skin
- Cramping
- Defecation or urination, uncontrolled
- Dizziness
- Drooling
- Fainting
- Increased sweating
- Low blood pressure
- Muscle weakness
- Seizures
- Slow heart beat
- Severe nausea or vomiting
- Slow or troubled breathing
- Tearing of the eyes
- Watering of the mouth
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:
More common- Bladder pain
- Bloody or cloudy urine
- Diarrhea
- Difficult, burning, or painful urination
- Discouragement
- Feeling sad or empty
- Frequent urge to urinate
- Irritability
- Loss of appetite
- Loss of interest or pleasure
- Lower back or side pain
- Nausea
- Tiredness
- Trouble concentrating
- Vomiting
- Weight loss
- Abdominal pain
- Pale skin
- Troubled breathing with activity
- Slow or irregular heartbeat (less than 50 beats per minute)
- Light-headedness
- Dizziness or fainting
- Unusual tiredness or weakness
- Indigestion
- Headache
- Blood in urine
- Lower back pain
- Pain or burning while urinating
- Trouble sleeping
- Unable to sleep
- Sleepiness
- Sleeplessness
- Stuffy nose
- Unusual bleeding or bruising
- Unusual drowsiness
- High or low blood pressure
- Tremor
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.