- The proper way to use
- Precautions to keep in mind
- Common known side effects
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 as soon as possible if any of the following side effects occur:
Incidence not known
- Abdominal or stomach pain- area rash- blindness- blistering, peeling, or loosening of skin- blurred vision- chills- clay-colored stools- cold sweats- coma- confusion- convulsions- dark urine- decreased urine output- decreased vision- difficulty swallowing- dizziness, faintness, or lightheadedness when getting up from a lying or sitting position- eye pain- fainting- fast or irregular heartbeat- general tiredness or weakness- hives or welts- hives, itching, puffiness, or swelling of the eyelids or around the eyes, face, lips, or tongue- increased thirst- itching- joint or muscle pain- large, hive-like swelling on face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs- light-colored stools- red skin lesions, often with a purple center- red, irritated eyes- redness of skin- shortness of breath- skin rash- sores, ulcers, or white spots in mouth or on lips- swelling of face, ankles, or hands- tearing- tightness in chest- unpleasant breath odor- upper right abdominal pain- vomiting of blood- wheezing- yellow eyes and skinGet emergency help immediately if any of the following symptoms of overdose occur:
Symptoms of overdose
- Agitation- confusion- convulsions- diarrhea- fever- loss of bladder control- muscle spasm or jerking of all extremities- overactive reflexes- poor coordination- restlessness- shivering- sleepiness or unusual drowsiness- sudden loss of consciousness- sweating- talking or acting with excitement you cannot control- trembling or shaking- twitching- vomitingSome 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
- Cough- diarrhea- difficulty having a bowel movement (stool)- dizziness - dry mouth- fever- frequent urination- headache- lack or loss of strength- loss of appetite - muscle aches- nausea- sleepiness or unusual drowsiness- sleeplessness - sore throat- stuffy or runny nose- sweating increased- trouble sleeping- unable to sleep- unusual tiredness or weakness- vomiting- weight lossLess common
- Abnormal orgasm- acid or sour stomach - belching- burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings- change or problem with discharge of semen- decreased interest in sexual intercourse- difficulty in moving- erectile dysfunction- fear- feeling of warmth redness of the face, neck, arms and occasionally, upper chest- heartburn- inability to have or keep an erection- indigestion- joint pain- longer than usual time to ejaculation of semen- loose stools- loss in sexual ability, desire, drive, or performance- muscle aching or cramping- muscle pains or stiffness- nervousness- shakiness in legs, arms, hands, or feet- stomach discomfort, upset, or pain- sudden sweating- swollen joints- trembling or shaking of hands or feet- vision blurredOther side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
- The proper way to use
- Precautions to keep in mind
- Common known side effects





