Pharmacology The combined estrogen-progestin pill act mainly by: A Production of cervical MUCUS penetration B Suppression of FSH and LH release C Making endometrium unsuitable for implantation D Enhancing uterine contraction to dislodge the fertilized ovum 💡 Explanation The combined estrogen-progestin pill act mainly by: ✓ Correct Answer: B. Suppression of FSH and LH release