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darunavir vs dronedarone

Side-by-side comparison of darunavir and dronedarone. 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

dronedarone ↑ dronedarone Co-administration is contraindicated due to potential for serious and/or life-threatening reactions such as cardiac arrhythmias.

Recommendation: This combination is unsafe and should be avoided to prevent serious heart rhythm issues.

Drug Class
darunavir HIV Protease Inhibitor
dronedarone Class III Antiarrhythmic
Type
darunavir Prescription
dronedarone Prescription
Summary
darunavir

Darunavir is a medicine used to treat HIV. It belongs to a class of drugs called protease inhibitors and must be taken with ritonavir.

dronedarone

Multaq is a medicine that helps lower the risk of needing to stay in the hospital for atrial fibrillation (AFib). It is for people who have a history of AFib and are currently in normal heart rhythm.

What It Treats
darunavir

Darunavir is used to treat HIV-1 infection in adults and children 3 years and older. It must be taken with ritonavir and other HIV medicines. Darunavir helps to lower the amount of HIV in your body.

dronedarone

Multaq is used to lower the risk of hospitalization if you have atrial fibrillation (AFib). AFib is an irregular heartbeat. This medicine is for people who used to have AFib, but are now in a normal heart rhythm.

How It Works
darunavir

Darunavir is a protease inhibitor. It works by blocking an enzyme called protease that HIV needs to make copies of itself. This helps to slow down the spread of HIV in your body.

dronedarone

Multaq is an antiarrhythmic drug. It works by changing the electrical signals in the heart. This helps to keep your heart in a normal rhythm and prevent AFib from returning.

Common Side Effects
darunavir
  • Diarrhea
  • Nausea
  • Rash
  • Headache
  • Abdominal pain
dronedarone
  • Diarrhea
  • Nausea
  • Abdominal pain
  • Vomiting
  • Feeling weak or tired
FAERS Reports
darunavir
  • Baby exposed to drug during pregnancy 1,150
  • Interaction between medicines 981
  • Pain 889
  • Emotional upset 812
  • Worry 811
dronedarone
  • Irregular heartbeat 1,418
  • Shortness of breath 834
  • Tiredness 614
  • Diarrhea 477
  • Nausea 471
Serious Warnings
darunavir

Darunavir can cause liver problems. Your doctor should check your liver before you start taking darunavir and during treatment. Tell your doctor right away if you have any signs of liver problems, such as yellowing of the skin or eyes.

dronedarone

Multaq can increase the risk of death, stroke, and heart failure in patients with severe heart failure or permanent AFib. You should not take this medicine if you have severe heart failure that recently required hospitalization or if you have permanent AFib and will not be converted to a normal heart rhythm.

Pregnancy
darunavir

Tell your doctor if you are pregnant or plan to become pregnant. The recommended dose during pregnancy is 600 mg twice daily with ritonavir 100mg and food. Women with HIV should not breastfeed because HIV can be passed to the baby through breast milk.

dronedarone

Multaq can harm an unborn baby. If you are a woman who could become pregnant, use effective birth control while taking Multaq. Do not breastfeed while taking Multaq and for 5 days after your last dose.

Also Compare, Nearby Drugs

How to Read This darunavir vs dronedarone Comparison

darunavir is classified in the HIV Protease Inhibitor drug class, while dronedarone sits within the Class III Antiarrhythmic 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, darunavir has 4,643 submissions while dronedarone has 3,814. 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 darunavir raises the level of dronedarone in your blood by slowing its breakdown. this can cause your heart to beat in a dangerous or irregular way.. 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 darunavir and dronedarone - 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.