Lecture 3 Exam 5 Flashcards
Estrogen (ethnyl estradiol) effect of FSH
suppresses FSH production, prevents dominant follicle and ovulation
Effect of estrogen (ethnyl estradiol) on sex hormone binding globulin
Increases sex hormone binding globulin and increases binding of free androgens
How does ethnyl estradiol improve acne
It increase binding of free androgens
how does progestin inhibit ovulation
prevents LH surge
effect of progestin on cervical mucus
thickens mucus (inhibits sperm penetration)
Effect of progestin on motility of fallopian tube
(impair sperm/ova transport)
effect of progestin on endometrium
impairs implantation
3 components of progestin
progestational
androgenic
antiestrogenic
progestational effects of progestin
prevents ovulation
lessens bleeding
desire high activity
androgenic effects of progestin
acne
hirsutism
desire low activity
antiestrogenic effects of progestin
androgenic side effects
desire lower activity.0
highest androgenic activity drug
levonorgestrel
highest progestational activity drug
levonorgestrel
desogestrel/etonogestrel
What are some signs of not enough progestin
breakthrough bleeding late in the cycle
no withdrawal bleeding
heavy menses
signs of too much progestin
acne
hirsutism
decreased sex
depression
increased appetite
increased sex drive
weight gain
less energy
Common side effects of progestin
Acne worsening
hair growth in weird places
heavier periods
drug name
Efficacy
hormone type
ROA
side effects
return of fertility
Of the Implant (nexplanon)
Nexplanon
>99% efficacy
only progestin
left in non-dominant arm for 3 years if inserted >5 days after start of period, use backup method for 7 days
side effects include- Acne, h/a, mood changes, bleeding
fertility returns within 6 weeks
drug name
Efficacy
hormone type
ROA
side effects
return of fertility
of levonorgestrel IUD
99% efficacy
progestin only
left for 3-7 years
use backup method for 7 days after inseertion
side effects- uterine perforation, expulsion, infection
Efficacy
hormone type
ROA
side effects
return of fertility
of depot medroxyprogesterone
94%
progestin only
15 weeks
weight gain, acne
delayed return of fertility
serious side effects of COC
blood clots(estrogen related)
What are some progestin only pills
Norethindrone (minipill)
Drosperinone
Timing for norethindrone (mini pill)
within 3 hours everyday
how long does it take for the mini pill to be effective
48 hours
What to do for the minipill if more than 3 hours late
take ASAP and use backup for 2 days