Which is the correct statement about birth control pills?
(a) Contain estrogen only
(b) Contain progesterone only
(c) Contain a mixture of estrogen and progesterone derivatives
(d) Progesterone enhances ovulation
Answer: (c) Contain a mixture of estrogen and progesterone derivatives
Chemical substances which are used to check pregnancy in women are called birth control pills. Birth control pills essentially contain a mixture of synthetic estrogen and progesterone derivatives, both of these are sex hormones. It is known that progesterone suppresses ovulation and estrogen control the menstrual cycle.
Some of the commonly used pills contain a mixture of norethindrone (a progesterone derivative) and novestrol (an estrogen).