1. Take the Blood Disorders Quiz

What happens if I miss a dose (Pentoxil, Trental)?

If you do miss a dose, take it as soon as you remember up to 3 hours late. If more than 3 hours have passed, skip the dose you missed and take only your next regularly scheduled dose. Do not take a double dose of this medication.

What happens if I overdose (Pentoxil, Trental)?

Seek emergency medical attention.

Symptoms of a pentoxifylline overdose include seizures, agitation, fever, loss of consciousness, a flushed face, and drowsiness.

What should I avoid while taking pentoxifylline (Pentoxil, Trental)?

Tobacco may worsen your condition or decrease the beneficial effects of pentoxifylline by narrowing your blood vessels. Talk to your doctor or pharmacist if you have a tobacco habit.

What other drugs will affect pentoxifylline (Pentoxil, Trental)?

Before taking pentoxifylline, tell your doctor if you are taking warfarin (Coumadin). Pentoxifylline may increase the effects of anticoagulants such as warfarin, which may result in bleeding.

Theophylline (Theo-Dur, Theo-Bid, Theolair, Theochron, Elixophyllin, Slo-Phyllin, others), aminophylline (Phyllocontin, Truphylline), dyphylline (Lufyllin, Dylix, Dilor, Neothylline), and oxtriphylline (Choledyl) may cause dangerous side effects if taken while you are taking pentoxifylline. Your dosage of these drugs may have to be reduced or blood levels closely monitored. Talk to your doctor if you are currently taking any of these medicines.

Tobacco may worsen your condition or decrease the beneficial effects of pentoxifylline by narrowing your blood vessels. Talk to your doctor or pharmacist if you use tobacco.

Drugs other than those listed here may also interact with pentoxifylline. Talk to your doctor and pharmacist before taking or using any other prescription or over-the-counter medicines.

Where can I get more information?

Your pharmacist can provide more information about pentoxifylline.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

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