Used for Cancer

Are you tired of high medication costs? Our service offers unbeatable savings on your fluorouracil prescription medication. We provide a range of solutions to help you save up to 100% on your medication costs*. Whether you are insured, uninsured, underinsured, or simply looking to reduce your out-of-pocket expenses, we've got you covered.

Manufactured by various FDA-approved generic manufacturers.

*You can pay as little as $0 per fill using Drug Coupons or Patient Assistance Programs. Subject to applicability & eligibility requirements.

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Updated on 24 Apr 2024

fluorouracil Uses, Side Effects, Interactions, Warnings & Dosing

What dosages is fluorouracil available in?

What dosages is fluorouracil available in?

fluorouracil is available as a 2% and 5% topical solution and a 5% topical cream.

What is fluorouracil used for?

What is fluorouracil used for?

fluorouracil is an antimetabolite and is used for the following:
Actinic (or solar) keratosis (scaly pre-cancerous spot or growth on the skin) in adults Basal cell carcinoma (certain type of skin cancer) in adults

How does fluorouracil work?

How does fluorouracil work?

fluorouracil is an antimetabolite. It works by getting in the way of cells making copies of their genetic material. When applied on pre-cancerous or cancerous skin cells, fluorouracil topical prevents them from being able to grow.

How do I take fluorouracil?

How do I take fluorouracil?

fluorouracil is dosed as follows:

Actinic keratoses

  • Fluorouracil 2% and 5%: Apply a thin layer to cover the skin spots or growths on the affected area(s) twice daily. The typical length of treatment is 2 to 4 weeks. But it can take 1 to 2 months after the end of treatment to notice complete healing of the skin

Basal cell carcinoma

  • Fluorouracil 5% only: Apply a thin layer to cover the skin spots or growths on the affected area(s) twice daily. The typical length of treatment is 3 to 6 weeks, but can be extended to up to 3 months, if needed
Is it safe for me to take fluorouracil?

Is it safe for me to take fluorouracil?

fluorouracil is a safe and effective treatment when used for FDA licensed indications. However, like all medications, they may give you unwanted side effects. You should always discuss potential side effects with your physician to ensure the medication is suitable and right for you. You should not use this medication if you are pregnant.

fluorouracil Common Side Effects

fluorouracil Common Side Effects

Common side effects of fluorouracil:

  • Crusting of the skin
  • Stinging or burning feeling of the skin
  • Itchiness
  • Soreness on the skin
  • Scarring
fluorouracil Serious Side Effects

fluorouracil Serious Side Effects

Serious side effects are rare with fluorouracil. Contact your healthcare provider immediately if you experience any of the following.

  • Rare toxicity reaction: Stomach pains, bloody diarrhea, vomiting, fever, chills, skin rash, painful sores in the mouth
Effects of other drugs, drug classes and over-the-counter products on fluorouracil

Effects of other drugs, drug classes and over-the-counter products on fluorouracil

There are no major drug interactions listed for fluorouracil. However, always let your physician and pharmacist know about any other medications or supplements (including prescribed and over-the-counter medications, vitamins, and dietary or herbal supplements) that you are currently taking.

Who makes fluorouracil?

Who makes fluorouracil?

Various FDA-approved generic manufacturers

Is fluorouracil safe in pregnancy?

Is fluorouracil safe in pregnancy?

fluorouracil is contraindicated in women who are or may become pregnant during therapy. If this drug is used during pregnancy, or if the patient becomes pregnant while using this drug, the patient should be apprised of the potential hazard to the fetus


What to do if you missed your fluorouracil dose

The FDA's medical product safety reporting program for health professionals, patients and consumers.

Learn more about reporting side effects
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Medical Disclaimer

NowPatient has taken all reasonable steps to ensure that all material is factually accurate, complete, and current. However, the knowledge and experience of a qualified healthcare professional should always be sought after instead of using the information on this page. Before taking any drug, you should always speak to your doctor or another qualified healthcare provider.

The information provided here about medications is subject to change and is not meant to include all uses, precautions, warnings, directions, drug interactions, allergic reactions, or negative effects. The absence of warnings or other information for a particular medication does not imply that the medication or medication combination is appropriate for all patients or for all possible purposes.

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