Mama, please bring your baby to the doctor or nearest clinic asap, kung nahihirapan ang baby huminga, that's not something to wait on.
Hindi ako makakapayo ng specific medicine para sa ganitong edad, kundi doctors lang talaga ang makakaalam ng safe at right dose para sa 8-months-old. A few of my mum friends had the same worry with sipon, at dinala nila agad sa pedia para ma-check kung ano talaga ang problema, buti na lang may clear answer from the doc. Your baby's breathing is important, so mama, let's get her checked today nalang if possible, okay? Laging may paraan ang doctors, don't worry.