Common known 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:
More common- Abdominal pain- acid or sour stomach- belching- bloating- cloudy urine- decrease in amount of urine- decrease in urine output or decrease in urine-concentrating ability- diarrhea- difficulty having a bowel movement (stool)- excess air or gas in stomach or intestines- full feeling- heartburn- indigestion- itching skin- pain or discomfort in chest, upper stomach, or throat- pale skin- passing gas- nausea- noisy, rattling breathing- rash with flat lesions or small raised lesions on the skin- shortness of breath- swelling of face, fingers, hands, feet, lower legs, or ankles- troubled breathing at rest- troubled breathing with exertion- unusual bleeding or bruising- unusual tiredness or weakness- vomiting- weight gain
Less common- Abdominal cramps- stomach soreness or discomfort
Rare- Agitation- back, leg, or stomach pains- bleeding gums- blistering, peeling, loosening of skin- blood in urine or stools- bloody, black, or tarry stools- blurred vision- burning feeling in chest or stomach- change in vision- chest pain- chills- clay-colored stools- coma- confusion- constipation- cough or hoarseness- dark urine- decreased urine output- depression- difficulty breathing- difficulty swallowing- dilated neck veins- dizziness- dry mouth- extreme fatigue- fast, irregular, pounding, or racing heartbeat or pulse- fever with or without chills- frequent urination- general body swelling- general feeling of tiredness or weakness- hair loss, thinning of hair- headache- hives or welts- hostility- impaired vision- increased blood pressure- increased volume of pale, dilute urine- irregular breathing- irritability- itching- joint or muscle pain- lab results that show problems with liver- lethargy- light-colored stools- loss of appetite- lower back or side pain- muscle twitching- nosebleeds- painful or difficult urination- pains in stomach, side, or abdomen, possibly radiating to the back- pinpoint red spots on skin- puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue- rash- red skin lesions, often with a purple center- red, irritated eyes- redness of skin- seizures- severe abdominal pain, cramping, burning- severe and continuing nausea- sore throat- sores, ulcers, or white spots in mouth or on lips- stiff neck or back- stomach upset- stupor- swollen or painful glands- tenderness in stomach area- thirst- tightness in chest- unpleasant breath odor- upper right abdominal pain- vomiting of blood- vomiting of material that looks like coffee grounds- wheezing- yellow eyes and skin
Symptoms of overdose- Bluish lips or skin- difficulty sleeping- disorientation- dizziness, faintness, or lightheadedness when getting up from a lying or sitting position suddenly- drowsiness to profound coma- hallucination- lightheadedness or fainting- mood or other mental changes- muscle tremors- not breathing- rapid, deep breathing- restlessness- slow or irregular heartbeat- stomach cramps- sudden fainting- sweating
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- Continuing ringing or buzzing or other unexplained noise in ears- hearing loss- nervousness
Rare- Crying- depersonalization- discouragement- dry eyes- dysphoria- euphoria- feeling sad or empty- lack of appetite- loss of interest or pleasure- mental depression- paranoia- quick to react or overreact- rapidly changing moods- runny nose- sleepiness or unusual drowsiness- sleeplessness- sneezing- stuffy nose- trouble concentrating- trouble sleeping- unable to sleep
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.