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. Lightheadedness, dizziness, or fainting
  2. unusual drowsiness, dullness, tiredness, weakness, or feeling of sluggishness

Incidence not known

  1. Agitation
  2. bloating or swelling of the face, arms, hands, lower legs, or feet
  3. blurred vision
  4. change in the ability to see colors, especially blue or yellow
  5. chills
  6. confusion
  7. constipation
  8. constricted, pinpoint, or small pupils (black part of the eye)
  9. cough
  10. cough producing mucus
  11. dark urine
  12. decrease in the frequency of urination
  13. decrease in urine volume
  14. diarrhea
  15. difficult, painful, or troubled breathing
  16. difficulty in passing urine (dribbling)
  17. difficulty swallowing
  18. discouragement
  19. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  20. double vision
  21. feeling sad or empty
  22. fever
  23. general feeling of tiredness or weakness
  24. headache
  25. hives, itching, skin rash
  26. hoarseness
  27. indigestion
  28. irregular, fast or slow, or shallow breathing
  29. irritability
  30. lack of appetite
  31. loss of consciousness
  32. loss of interest or pleasure
  33. lower back or side pain
  34. muscle aches
  35. nausea
  36. nervousness
  37. overactive reflexes
  38. pain or cramping in the stomach
  39. painful urination
  40. pains in the stomach, side, or abdomen, possibly radiating to the back
  41. pale or blue lips, fingernails, or skin
  42. poor coordination
  43. pounding in the ears
  44. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  45. rapid weight gain
  46. restlessness
  47. seeing double
  48. seeing, hearing, or feeling things that are not there
  49. seizures
  50. shakiness and unsteady walk
  51. shivering
  52. sore throat
  53. sores, ulcers, or white spots on the lips or in the mouth
  54. stuffy or runny nose
  55. talking or acting with excitement you cannot control
  56. tightness in the chest
  57. tingling of the hands or feet
  58. trembling or shaking
  59. trouble concentrating
  60. trouble sleeping
  61. twitching
  62. uncontrolled movements of the face
  63. unsteadiness, trembling, or other problems with muscle control or coordination
  64. unusual bleeding or bruising
  65. unusual weight gain or loss
  66. vomiting
  67. yellow eyes or skin

Get emergency help immediately if any of the following symptoms of overdose occur:

Symptoms of overdose

  1. Difficult or troubled breathing
  2. irregular, fast or slow, or shallow breathing
  3. pale or blue lips, fingernails, or skin

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. Dry mouth

Incidence not known

  1. Back pain
  2. decreased appetite
  3. difficulty in moving
  4. drowsiness
  5. false or unusual sense of well-being
  6. fear or nervousness
  7. feeling of warmth
  8. increased sweating
  9. joint pain
  10. mood changes
  11. muscle pain or stiffness
  12. redness of the face, neck, arms and occasionally, upper chest
  13. relaxed and calm
  14. sleepiness
  15. trouble getting pregnant

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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Portions of this document last updated: April 01, 2024

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