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. Chills
  2. cold sweats
  3. confusion
  4. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position

Less common

  1. Chest pain
  2. cough or hoarseness
  3. fever
  4. lower back or side pain
  5. painful or difficult urination

Incidence not known

  1. Blistering, flaking, or peeling of the skin
  2. blurred vision
  3. difficulty with breathing
  4. fast, irregular, pounding, or racing heartbeat or pulse
  5. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  6. pain or swelling of the treated skin
  7. painful or prolonged erection of the penis
  8. sweating
  9. trouble breathing
  10. 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. Change or problem with discharge of semen
  2. decreased interest in sexual intercourse
  3. dizziness
  4. enlarged and painful breasts
  5. inability to have or keep an erection
  6. loss in sexual ability, desire, drive, or performance

Less common

  1. Back pain
  2. body aches or pain
  3. congestion
  4. diarrhea
  5. dryness or soreness of the throat
  6. headache
  7. increased cough
  8. lack or loss of strength
  9. pain or tenderness around the eyes and cheekbones
  10. runny nose
  11. sleepiness or unusual drowsiness
  12. sleeplessness
  13. sneezing
  14. stuffy nose
  15. tender, swollen glands in the neck
  16. tightness of the chest
  17. trouble sleeping
  18. trouble with swallowing
  19. unable to sleep
  20. voice changes

Incidence not known

  1. Bloody nose
  2. constipation
  3. hives or welts, itching, skin rash
  4. joint or muscle pain
  5. red irritated eyes
  6. red skin lesion, often with a purple center
  7. redness of the skin
  8. sore throat
  9. sores, ulcers, or white spots in the mouth or on the lips
  10. 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.

From Mayo Clinic to your inbox

Sign up for free and stay up to date on research advancements, health tips, current health topics, and expertise on managing health. Click here for an email preview.

To provide you with the most relevant and helpful information, and understand which information is beneficial, we may combine your email and website usage information with other information we have about you. If you are a Mayo Clinic patient, this could include protected health information. If we combine this information with your protected health information, we will treat all of that information as protected health information and will only use or disclose that information as set forth in our notice of privacy practices. You may opt-out of email communications at any time by clicking on the unsubscribe link in the e-mail.