5 - Contraception Flashcards
Who should be screened for intimate partner violence?
- everyone
Progestins are derived from what?
- testosterone
How does Mifepristone induce medical abortion?
- causes detachment of embryo or further anti-progesterone cascade
What is the surgical option for first trimester abortion?
- manual or electric vacuum aspiration
How soon does Plan B (levonorgestrel) need to be used compared to Ella (ulipristal acetate)?
- Plan B = within 3 days
- Ella = within 5 days
What is the MOA of copper-IUDs?
- releases free copper which prompts inflammatory resposne
What is the only contraceptive methods to prevent infection?
- barrier methods (e.g. condoms)
What are the 3 side effects with progesterone use?
- thickening of cervical mucous
- thinning of the endometrium
- decreases tubal peristalsis
What 2 drugs are used for medical abortion and what is the regimen?
- Mifepristone in office
- Misoprostol taken at home 24-48 hours later
What are the 3 screening tool options for evaluating for domestic violence?
- HITS
- STAT
- RADAR
Which is more effective: Plan B or Ella?
- Ella
When should diaphragms be inserted and removed?
- inserted < 6 hours before sex
- remove > 6 hours but < 24 hours after sex
This contraceptive method is 20x more effective than the other competing contraceptive methods.
Long acting reversible contraception (LARC)
How long does nexplanon (implant contraception) last?
5 years
How does Misoprotsol work to induce medical abortion?
- causes cervical softening and uterine contractions
What is the best birth control for each individual patient?
- whatever she is going to use
What is the most effective birth control method? (not in terms of adherence)
- Nexplanon (implant contraception)
Estrogen prevents formation of a dominant follicle by suppressing what hormone?
- FSH
What is the duration of action of copper vs. LNG IUDs?
- copper = 12 years
- LNG = 7 years
If a patient is using the periodic abstinence method how many days does she need to remain abstinence per cycle?
17 days
What is the MOA of Plan B (levonorgestrel)?
- progesterone blocks LH surge inhibiting ovulation
This type of contraception is associated with increase appetite and decreased bone mineral density.
- Depot-medroxyprogesterone acetate (DMPA)
aka Depo-Povera
What % of pregnancies are unintended?
nearly 50%
T/F: abortions does not increase risk of subsequent infertility, ectopic pregnancy, or preterm delivery.
True
What fraction of women have an abortion during their lifetime?
- 1/3 women have an abortion
Progesterone prevents ovulation by suppressing what hormone?
- LH
What are the benefits of undergoing a salpingectomy for female sterilization?
less failure and reduced risk of ovarian cancer
What is the surgical option for second trimester abortion?
- dilation and evacuation
What are the 6 absolute contraindications to EE use?
- VTE disorders
- known/suspected breast cancer
- smoker >35 years
- uncontrolled HTN
- migraine with aura
- SLE with antiphospholipid antibodies
What type of drug is Phexxi?
- vaginal pH modulator (VMP)
