Skip to main content
Pentoxifylline

Pentoxifylline Side Effects

Kristianne Hannemann, PharmDDaisy Chau, PharmD
Reviewed by Kristianne Hannemann, PharmD, Daisy Chau, PharmD
Last reviewed on May 4, 2023

The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.

Common Side Effects

  • Indigestion (3%)
  • Nausea (2%)
  • Dizziness (2%)
  • Vomiting (1%)
  • Headache (1%)

Less Common Side Effects

  • Chest pain
  • Burping, bloating, and gas
  • Shakiness (tremor)
  • Shortness of breath
  • Swelling
  • Low blood pressure
  • Lowered appetite
  • Constipation
  • Dry mouth
  • Blurry vision

Pentoxifylline serious side effects

Contact your healthcare provider immediately if you experience any of the following.

  • Bleeding: blood in your urine or stool, unexplained bruising, bleeding that takes longer than usual to stop

Source: DailyMed

The following Pentoxifylline side effects have also been reported

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:

Rare

Chest pain

irregular heartbeat

Signs and symptoms of overdose (in the order in which they may occur)

Drowsiness

flushing

faintness

unusual excitement

convulsions (seizures)

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

Dizziness

headache

nausea or vomiting

stomach discomfort

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.

Was this page helpful?