How does a home pregnancy test works? because i need

Patient: How does a home pregnancy test works? because i need to know how it really works… especially the bleach test.. thanksfor the answer.. by the way i am ruthmae soriano from the land of the Philippines. i have brown vaginal discharge. did missed my period. please help me determine if i am already pregnant, I’ve been practicing unprotected sex.

Symptoms: Brown vaginal discharge

Doctor: