Side Effects

Drug information provided by: Merative, Micromedex®

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

  1. Cough or hoarseness
  2. fever or chills
  3. lower back or side pain
  4. painful or difficult urination

Less common

  1. Chest pain


  1. Dizziness or lightheadedness
  2. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  3. fainting
  4. feeling of constant movement of self or surroundings
  5. painful or prolonged erection of the penis
  6. sensation of spinning

Incidence not known

  1. Blistering, peeling, or loosening of the skin
  2. blurred vision
  3. confusion
  4. diarrhea
  5. difficult or labored breathing
  6. fast, pounding, or irregular heartbeat or pulse
  7. itching
  8. joint or muscle pain
  9. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  10. red skin lesions, often with a purple center
  11. red, irritated eyes
  12. sore throat
  13. sores, ulcers, or white spots in the mouth or on the lips
  14. sweating
  15. tightness of the chest
  16. unusual tiredness or weakness

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

  1. Abnormal ejaculation
  2. back pain
  3. body aches or pain
  4. congestion
  5. headache
  6. lack or loss of strength
  7. sneezing
  8. stuffy or runny nose
  9. tender, swollen glands in the neck
  10. trouble swallowing
  11. voice changes

Less common

  1. Decreased interest in sexual intercourse
  2. decreased sexual drive or performance
  3. drowsiness
  4. inability to have or keep an erection
  5. increased cough
  6. loss in sexual ability, desire, drive, or performance
  7. nausea
  8. pain or tenderness around the eyes and cheekbones
  9. sleepiness or unusual drowsiness
  10. tooth disorder
  11. trouble sleeping

Incidence not known

  1. Constipation
  2. hives or welts, skin rash
  3. redness of the skin
  4. vomiting

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.

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