Drug-Drug Interactions: Inform the doctor if you are taking ergot alkaloids (dihydroergotamine, ergotamine), macrolide antibiotics (erythromycin, troleandomycin, clarithromycin), HIV protease or reverse transcriptase inhibitors (ritonavir, indinavir, nelfinavir, delavirdine), antifungals (ketoconazole, itraconazole, voriconazole).
Drug-Food Interactions: Avoid consuming grapefruit juice whilst on treatment with Metharax 0.125mg Tablet.
Drug-Disease Interactions: Inform the doctor if you have high blood pressure/hypertension, toxaemia (a complication of pregnancy characterised by high blood pressure), or if you are pregnant.