LECTURE 6 Flashcards
Emergency COntraceptive and Medical Abortion
What are the different types of EC ?
Hormonal : Levonorgestrel , Ulipristal and uzpe method
Intrauterine COntraceptive : Copper or LNG IUD
What are the main mechanisms by which hormonal EC acts ?
*** interferes with ovulation through Progestin
Prevent fertilization ( stops sperm binding)
prevent contractility to more the ovum through the fallopian tube
Which EC prevent ovulation ?
LNG EC
Uliprsital
Cu-IUD
Which EC prevets fertilization ?
Cu-UID
Which EC prevents implantation ?
Cu-IUD
When does LNG EC works the best ?
before the LH surge and prevent ovulation
What is the timeframe of effectiveness of LNG EC ?
3 days andmaybe 5 days
What is the most important DDI to remenber for its interaction with EC ?
Rifampin: inducer that cause the increase in the metabolism of EC
Whar are the ADR of hormonal EC ?
Spotting/breakthrough, abdominal cramping, nausea/vomiting and others
After the use of LNG, when can we expect the return of menses ?
~ 3 weeks
What is the MOA of ulipristat ?
selective progesterone agonist or antagonist
directly affects the follicular rupture
Ulipristatc an act up until ?
5 days
How many days should the patient wait after taking Plan B forfor starting CHC/POP ?
Wait 5 days
How do I do the yupze regimen ?
100 mg extradio, 500 mg LNG or 1 mg Norgetrol
repeat after 12hours
If pt want to use CHC after ulipristat , what can you let them know ?
hold CHC/POP for 5 days but have have 14 days backup
