What the FDA labels say about taking them together
Clarithromycin and maraviroc
Clarithromycin's FDA label of April 9, 2026 names maraviroc in its drug interactions section; the maraviroc label PlainMeds reads does not name clarithromycin. The clarithromycin label: “Maraviroc Maraviroc: Clarithromycin may result in increases in maraviroc exposures by inhibition of CYP3A metabolism.”
Check it at the source: the clarithromycin FDA label on DailyMed (effective April 9, 2026, Solaris Pharma Corporation); the maraviroc FDA label on DailyMed (effective September 26, 2022, ViiV Healthcare Company).
What does the clarithromycin label say about maraviroc?
Clarithromycin label, drug interactionsMaraviroc Maraviroc: Clarithromycin may result in increases in maraviroc exposures by inhibition of CYP3A metabolism.
Source: FDA drug label (Clarithromycin), Solaris Pharma Corporation, effective April 9, 2026 (SPL set 4d42821d-ce7a-7d64-e063-6294a90a0875), via openFDA; the full label on DailyMed
What does the maraviroc label say about clarithromycin?
Maraviroc's label (effective September 26, 2022) does not name clarithromycin in these sections. A label lists what its studies and reports found; it is not a complete list.
Source: FDA drug label (SELZENTRY), ViiV Healthcare Company, effective September 26, 2022 (SPL set 46f30ac5-c96b-429e-976d-8c5ee1c0761b), via openFDA; the full label on DailyMed
These are the labels' own sentences. PlainMeds does not grade interactions; a pharmacist or prescriber can say what they mean for one person's medicines.
Both medicines on the record
| Clarithromycin | Maraviroc | |
|---|---|---|
| Labeled for | Bacterial infections, Acid reflux and ulcers | HIV |
| Boxed warning | No | Yes |
| Pharmacy cost (NADAC) | $0.466 per tablet 500 mg tablet | $9.15 per tablet 150 mg tablet |
| Shortage now | No current entry | A presentation being discontinued |
Source: FDA NDC Directory, CMS NADAC of October 7, 2026 and the FDA Drug Shortage Database (FDA files October 8, 2026)
What next?
- Check more medicines together
- up to five at once