• medicines that thin your blood (anticoagulants), such as warfarin • rifampicin (an antibiotic) • methotrexate (a drug used for suppressing the immune system, and often used in rheumatoid arthritis) • medicines used to help control high blood pressure and heart failure called ACE inhibitors and angiotensin receptor blockers, examples include enalapril and ramipril, and losartan and valsartan • lithium (a medicine used to treat some types of depression) • diuretics (water tablets) • ciclosporin or tacrolimus (drugs used for suppressing the immune system) • digoxin (a medicine for heart failure and irregular heart rhythm) • minoxidil (a drug used to treat high blood pressure) • salbutamol tablets or oral solution (a medicine for asthma) • birth control pills • hormone replacement therapy • aspirin, the risk of stomach ulcers is greater if you take< Etoricoxib > with aspirin. - < Etoricoxib > can be taken with low-dose aspirin.