What other drugs affect Biaxin XL-Pak (Clarithromycin)?
Before taking clarithromycin, tell your doctor if you are using any of the following drugs: a blood thinner such as warfarin (Coumadin) omeprazole (Prilosec) fluconazole (Diflucan) ranitidine bismuth citrate (Tritec) sildenafil (Viagra) theophylline (Respbid, Theo-Dur, Theoclear, Theochron, Uniphyl) cholesterol-lowering medicines such as lovastatin (Mevacor), simvastatin (Zocor), pravastatin (Pravachol), fluvastatin (Lescol), or atorvastatin (Lipitor) drugs that weaken your immune system, such as cyclosporine (Neoral, Sandimmune, Gengraf), sirolimus (Rapamune), tacrolimus (Prograf), or steroids heart rhythm medicine such as digoxin (digitalis, Lanoxicaps, Lanoxin), disopyramide (Norpace), or quinidine (Cardioquin, Quinaglute) HIV medicines such as ritonavir (Norvir) or zidovudine (Retrovir) a sedative such as alprazolam (Xanax), midazolam (Versed), or triazolam (Halcion); or seizure medications such as carbamazepine (Carbatrol, Tegretol), phenytoin (Dilantin), and valproic acid (Depako