In the second trimester of pregnancy,,or the first milk appears as the secreation from the breast

Explanation: Colostrum production can start as early as the beginning of the second trimester of pregnancy. If you notice small drops of clear or yellow fluid leaking from your breasts or staining your bra while you're pregnant, that's colostrum.

birth control pills, the birth control patch, and the vaginal birth control ring are these hormones prevent pregnancy mainly by stopping ovulation