Sayang, ectopic pregnancy ni memang serious, kalau rasa sakit perut yang extreme atau sakit bahu yang tiba-tiba, kena pergi A&E atau emergency clinic sekarang jugak, jangan tunggu. Honestly, symptoms macam ni lain-lain untuk setiap orang dan kena proper diagnosis dari doctor, so I can't tell you exactly how yours should rasa. But what I know from a few mum friends, kalau ada heavy bleeding, sharp pain, atau rasa faint, that's the red flag, don't delay, go now. Take care of yourself, okeh? Better to check and be safe.