Ciprofloxacin (Oral Route)

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. Diarrhea

Rare

1. Bloody or black, tarry stools
2. burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
3. changes in skin color
4. changes in urination
5. chest pain, discomfort, tightness, or heaviness
6. chills
7. clumsiness or unsteadiness
8. confusion
9. continuing ringing or buzzing or other unexplained noise in the ears
10. coughing or spitting up blood
11. dizziness, fainting, or lightheadedness when getting up suddenly from a lying or sitting position
12. fast, irregular, pounding, or racing heartbeat or pulse
13. fever
14. headache, severe and throbbing
15. hearing loss
16. hives or welts, skin rash
17. joint stiffness
18. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or genitals
19. light-colored stools
20. muscle pain or stiffness
21. nausea
22. nightmares
23. numbness of the hands
24. pain in the joints
25. pain or discomfort in the arms, jaw, back, or neck
26. painful, red lumps under the skin, mostly on the legs
27. pounding in the ears
28. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
29. redness of the face, neck, arms, and occasionally, upper chest
30. seizures
31. severe stomach pain, cramping, or burning
32. shakiness in the legs, arms, hands, or feet
33. swelling of the face, feet, or lower legs
34. swollen, painful, or tender lymph glands in the neck, armpit, or groin
35. thick, white vaginal discharge with no odor or with a mild odor
36. unsteadiness, trembling, or other problems with muscle control or coordination
37. unusual drowsiness, dullness, tiredness, weakness, or feeling of sluggishness
38. vomiting
39. white patches in the mouth or on the tongue
40. yellow eyes or skin

Incidence not known

1. Blistering, peeling, or loosening of the skin
2. bluish-colored lips, fingernails, or palms
3. bone pain
4. diarrhea, watery and severe, which may also be bloody
5. difficulty with breathing, chewing, or talking
6. double vision
7. excessive muscle tone
8. feeling of discomfort
9. feeling, seeing, or hearing things that are not there
10. increased sensitivity of the skin to sunlight
11. increased sensitivity to pain or touch
12. irregular or slow heart rate
13. loss of sense of smell
14. mood changes
15. nosebleeds
16. rapid heart rate
17. red skin lesions, often with a purple center
18. seeing, hearing, or feeling things that are not there
19. sensation of skin burning
20. severe sunburn
21. sores, ulcers, or white spots on the lips or in the mouth
22. uncontrolled eye movements
23. unusual bleeding or bruising
24. unusual excitement, nervousness, or restlessness
25. vaginal yeast infection

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:

Less common

1. Runny or stuffy nose
2. sneezing

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.

• Precautions

Portions of this document last updated: May 01, 2024

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