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Does Abacavir And Lamivudine Interact with Abacavir?

Abacavir And Lamivudine and Abacavir have a unknown drug interaction according to U.S. FDA drug labeling data. 7.3 Riociguat Coadministration with fixed-dose abacavir/dolutegravir/lamivudine resulted in increased riociguat exposure, which may increase the risk of riociguat adverse reactions [see Clinical Pharmacology (12.3) ] . Patients taking both medications should consult their healthcare provider before starting, stopping, or changing the dosage of either drug. This information is based on official FDA drug labeling sourced from OpenFDA and the NIH National Library of Medicine.

Severity
Unknown
Abacavir And Lamivudine Class
Hepatitis B Virus Nucleoside Analog Reverse Transcriptase Inhibitor
Management
Consult your pharmacist
Data Source
U.S. FDA via OpenFDA

What To Tell Your Doctor or Pharmacist

If you are taking Abacavir And Lamivudine and your doctor is considering prescribing Abacavir (or vice versa), make sure to:

  • Inform your doctor and pharmacist of all current medications, including over-the-counter drugs and supplements
  • Ask whether the benefits of combining these medications outweigh the risks for your specific situation
  • Ask what symptoms to watch for that would indicate the interaction is causing problems
  • Never stop or change either medication without first consulting your healthcare provider
💊 Abacavir And Lamivudine(Epzicom)+💊 Abacavir(Triumeq)

Severity & Interaction Details

ℹ️
unknown
Interaction documented — severity unclassified
The FDA label notes an interaction but the severity is not classified in our dataset.
Severity scale
MinorContra
On record
Yes
Drug A class
Hepatitis B Virus Nucleoside Analog Reverse Transcriptase Inhibitor
Drug B class
—
Source
FDA drug label - abacavir and lamivudine

What this means in plain English

7.3 Riociguat Coadministration with fixed-dose abacavir/dolutegravir/lamivudine resulted in increased riociguat exposure, which may increase the risk of riociguat adverse reactions [see Clinical Pharmacology (12.3) ] .

About Abacavir And Lamivudine and Abacavir

Abacavir And Lamivudine is a Hepatitis B Virus Nucleoside Analog Reverse Transcriptase Inhibitor. You may recognize them by the brand names Epzicom and Triumeq. Both medications are taken by mouth. Both Abacavir And Lamivudine and Abacavir carry an FDA boxed warning — the agency's most serious safety designation.

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Most patients take more than two medications. CDI checks every pair across up to 20 drugs simultaneously — including OTCs and common supplements.

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Data integrity: Every interaction shown is extracted directly from official U.S. FDA drug labeling via openFDA and the U.S. National Library of Medicine (NIH) — no interactions are invented, inferred, or manually edited. Maintained by CheckDrugInteractions.com. See our methodology or report a correction at support@checkdruginteractions.com.

Data sourced from U.S. FDA drug labeling via openFDA and the NIH National Library of Medicine, supplemented with a small number of well-established interactions from curated clinical references. For informational purposes only. Always consult your pharmacist or physician.