Other interactions include decreased levels and less effectiveness of antiretroviral agents, everolimus, atorvastatin, rosiglitazone, pioglitazone, celecoxib, clarithromycin, caspofungin, voriconazole, and lorazepam [REF].
Rifampicin is antagonistic to the microbiologic effects of the antibiotics gentamicin and amikacin.