Ibuprofen and famotidine and Ledipasvir and sofosbuvir interaction
Ibuprofen and famotidine and Ledipasvir and sofosbuvir: both prescribing labels describe an interaction that usually calls for monitoring, a dose change, or spacing the doses.
Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.
What the FDA labels say
From the Ledipasvir and sofosbuvir label · effective 2025-01-10
Concomitant Drug Class: Drug Name Effect on Concentration ↓ = decrease, ↑ = increase Clinical Comment tenofovir DF = tenofovir disoproxil fumarate Acid Reducing Agents: ↓ ledipasvir Ledipasvir solubility decreases as pH increases.
(e.g., famotidine) H 2 -receptor antagonists may be administered simultaneously with or 12 hours apart from ledipasvir and sofosbuvir at a dose that does not exceed doses comparable to famotidine 40 mg twice daily.
H 2 -receptor antagonists These interactions have been studied in healthy adults.
From the Ibuprofen and famotidine label · effective 2026-04-07
For administration instructions of other drugs whose absorption is dependent on gastric pH, refer to their prescribing information (e.g., atazanavir, erlotinib, ketoconazole, itraconazole, nilotinib, ledipasvir/sofosbuvir, and rilpivirine).
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.