झानामिभिरजों हिसाबै , फ्लुनि गिबि लैक्षोनफोर मोननायनि 48 घन्टाफोरनि गेजेराव असेलतामिभिर लानायनि जागायनो नांगौ ।
As with zanamivir you need to start taking oseltamivir within 48 hours of getting the first symptoms of flu .