What is the significane of progesterone-estrogen combination as a contraceptive measure ?

What is the significance of progesterone-estrogen combination as a contraceptive measure?

What is the significance of progesterone -estrogen combination as a contraceptive measure?

Express in one or two word(s) What is the significance of progesterone oestrogen combination as a contraceptive method?

How does the oestrogen-proges-terone combination act as a contraceptive measure?

Progesterone is used as contraceptive as

Progesterone is used as contraceptive as

What is significane of lactalbumin ?

What is the function of progesterone present in oral contraceptive pills?