What is a type of oral contraceptive that is recognized as safe and effective method of contraception when they are taken as prescribed?
birth control pills
What is an example of a combination preparation of oral contraceptives that is nearly 100% effective in preventing pregnancy when taken properly?
combination of synthetic hormones estrogen and progestin
OCs inhibit the release of ___________-releasing hormone, without which the ovum cannot be released from the ovary.
gonadotropin
describe the schedule of administration of oral contraceptives:
one pill each day for 21 days starting 5 days after the onset of menstrual flow
placebo pill is taken for a period of 7 days
routine is followed regardless of when menstrual flow starts or stops
What type of hormonal contraceptive is being described?
the progetsin-only pill has been used when estrogen is contraindicatedpregnancy prevention is slightly less effective with this pillmenstrual cycles tend to be irregular; side effects are frequent
single preparations: minipills
What type of hormonal contraceptive is being described?
contains synthetic progestin
one injection every 12 weeks prior to ovulation
can be helpful to thos who have trouble to remember to take daily pill
injectable contraceptive: depo-provera
What type of hormonal contraceptive is being described?
allows for slow release of hormone
provides effective contraception for 5 years
method of action is similar to injectable
subdermal implant
What are 5 contraindications for usnig contraceptives containing hormones?