HSCI 1120 Lecture Notes - Extended Cycle Combined Hormonal Contraceptive, Etonogestrel, Endometrium
Document Summary
What"s the next best way: talking with your partner about what works for both of you. Monophasic vs. triphasic pills: monophasic 21 days of hormone and its exact the same, triphasic 3 weeks, 3 different hormone/pills. Combination pills such as yasmin and alesse contain both estrogen and progesterone, are taken for 21 days then 7 days of placebo (or no pills at all) Seasonale provides 84 days of hormones then 7 days of placebo so the woman gets her period only once in three months. 3 ways it works: ovulation, cervical mucous (thickens so it"s hard for sperm to get through, endometrium (thins out, reduces length, creates less stable hostile environment for zygote) Advantages include: effectiveness (99%, reduces cramps & menstrual flow. Disadvantages: cost if not covered under medical plans, for women who only have intercourse once or twice monthly, may be contraceptive overkill , effort to take them correctly, possible side effects, provides no protection against sti.