Der er ikke set farmakokinetisk interaktion mellem oseltamivir eller dets hovedmetabolitter, når oseltamivir gives samtidig med paracetamol, acetylsalicylsyre, cimetidin eller antacida (magnesium - og aluminiumhydroxid og calciumkarbonat).
No pharmacokinetic interactions between oseltamivir or its major metabolite have been observed when co-administering oseltamivir with paracetamol, acetyl-salicylic acid, cimetidine or with antacids (magnesium and aluminium hydroxides and calcium carbonates).