Clarithromycin and Bromocriptine Interaction

Drug interaction information between Clarithromycin and Bromocriptine.

Clarithromycin and Bromocriptine have a documented moderate interaction in FDA labeling.

FDA drug labeling documents a moderate-severity interaction between Clarithromycin and Bromocriptine. This page displays the available source-record category and label text. The category is not an individual risk estimate or medication-combination direction.

Drug A

Clarithromycin

Macrolide Antibiotic

Drug B

Bromocriptine

Dopamine Agonist (Diabetes)

How They Interact

Clarithromycin slows down the liver enzyme that breaks down bromocriptine, which can cause the drug to build up in your system.

FDA Label Information

Other Drugs Metabolized by CYP3A: Alfentanil Bromocriptine Cilostazol Methylprednisolone Vinblastine Phenobarbital St. John’s Wort Use With Caution There have been spontaneous or published reports of CYP3A based interactions of clarithromycin with alfentanil, methylprednisolone, cilostazol, bromocriptine, vinblastine, phenobarbital, and St.

Frequently Asked Questions

What SPL severity band is on file for Clarithromycin + Bromocriptine?

Compiled FDA labeling labels this pair moderate. That is a source-record field, not an individual medication-combination decision.

Which drug in this pair has the larger labeled-interaction portfolio?

Clarithromycin has 81 labeled pairs on file vs Bromocriptine's 7. In the moderate band specifically: Clarithromycin has 35 (also Omeprazole, Methylprednisolone, Sildenafil, Valproate); Bromocriptine has 1.

What mechanism field is on file for Clarithromycin and Bromocriptine?

Clarithromycin slows down the liver enzyme that breaks down bromocriptine, which can cause the drug to build up in your system.

Clarithromycin carries more major-labeled pairs than Bromocriptine

SPL source-record counts only. This page's band is moderate · classes on file: Clarithromycin (Macrolide Antibiotic); Bromocriptine (Dopamine Agonist (Diabetes)).

Clarithromycin has 16 major-labeled pairs vs Bromocriptine's 0. This page itself is in the moderate band, not the major band.

Clarithromycin

16 major · 35 moderate · 30 minor · 81 total

Bromocriptine

0 major · 1 moderate · 6 minor · 7 total

Bromocriptine has no other moderate-band peer in this dataset besides Clarithromycin.

Sources: FDA Drug Labels (SPL) via openFDA (2026). This is for informational purposes only and is not medical advice. This registry does not provide individual medication-combination directions.