PlainMeds provides educational information only. This is not medical advice. Always consult your doctor or pharmacist.

ketorolac vs probenecid

Side-by-side comparison of ketorolac and probenecid. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.

major Known Drug Interaction

Established and Other Potentially Clinically Significant Drug Interactions Concomitant Drug/Drug Class Effect on Drug Concentration Recommendation Ketorolac tromethamine ↑ ketorolac tromethamine Contraindicated Ketoprofen ↑ ketoprofen Concomitant use is not recommended.

Recommendation: These two medicines should not be used together.

Drug Class
ketorolac Nonsteroidal Anti-Inflammatory Drug (NSAID)
probenecid Uricosuric Agent
Type
ketorolac Prescription
probenecid Prescription
Summary
ketorolac

Ketorolac (Toradol) is a strong pain reliever. It is a nonsteroidal anti-inflammatory drug (NSAID).

probenecid

No summary available.

What It Treats
ketorolac

Ketorolac is used for short-term relief of moderate to severe pain. It is often used after surgery. You should only use it for up to 5 days.

probenecid

Information not available.

How It Works
ketorolac

Ketorolac reduces pain by blocking the production of substances called prostaglandins in the body. Prostaglandins contribute to inflammation and pain. By reducing prostaglandins, ketorolac helps to alleviate pain.

probenecid

Information not available.

Common Side Effects
ketorolac
  • Stomach pain
  • Constipation or diarrhea
  • Upset stomach
  • Gas
  • Feeling full
probenecid
  • Diarrhea
  • Nausea
  • Yeast infection of the vagina
  • Headache
  • Vomiting
FAERS Reports
ketorolac

No adverse event reports.

probenecid
  • Diarrhea 76
  • Difficulty breathing 52
  • Adenovirus infection 47
  • Weakness 47
  • Tiredness 46
Serious Warnings
ketorolac

Ketorolac can cause stomach ulcers, bleeding, and holes in the stomach or intestines, which can be fatal. It can increase your risk of heart attack or stroke, which can be fatal. Ketorolac is not for long-term use or for treating minor pain. Do not take it before major surgery. It can also cause kidney problems and bleeding problems.

probenecid

No specific warnings noted.

Pregnancy
ketorolac

Ketorolac may harm your unborn baby. Do not use ketorolac during labor and delivery. Talk to your doctor if you are pregnant or breastfeeding.

probenecid

No pregnancy information available.

Also Compare, Nearby Drugs

How to Read This ketorolac vs probenecid Comparison

ketorolac is classified in the Nonsteroidal Anti-Inflammatory Drug (NSAID) drug class, while probenecid sits within the Uricosuric Agent class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.

Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, ketorolac has 0 submissions while probenecid has 268. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known major interaction flagged in FDA labeling, attributed to probenecid slows down the body's ability to clear ketorolac, which leads to much higher and potentially unsafe levels of the drug in your system.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.

A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between ketorolac and probenecid - always consult your physician or pharmacist first.

Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.