8hrs po before magstart..una kunan ka dugo ,then papainumin 75g gluco..after 1hr kukunan dugo fasting pa din un ha tapos after 1hr ganon ulit.. so all in all 10hrs rin
8 hrs fasting po, preferably no intake past 12mdn at nasa lab na dapat before 8am. Baka di na tanggapin or inaccurate result if ma-overfast.
normally po ang mga clinic is open na ng 7am so kung 7am po kayo pupunta dapat po huling kain niyo 10 or 11pm.
https://www.google.com/amp/s/ph.theasianparent.com/oral-glucose-tolerance-test-ng-buntis/amp
may lab po na 6-8 hrs meron din 6-10 hrs fasting. yung sakin nag 8 hrs fasting ako
8 hrs. fasting may iba kasing lab na ayaw pag lumampas dun.
8hr mi tas pag gising mu bawal ka mginom ng tubig or kumain
pra saan po ba yan ogtt
Miriam