Ay, alam ko yan sobrang nakakaabala! Honestly, a few of us mums in our chat group had spotting or breakthrough bleeding when we got injectables, kaya hindi ka nag-iisa, pero 8 days na with heavy flow talaga, that's unusual enough na kailangan mo i-check with your OB para sure lang, baka kailangan ng adjustment sa dosage o switching to another method. Dapat sagutin ng doctor yan properly dahil dapat controlled lang ang side effects, hindi ganitong kalaki.