Contraception

Question 1

Enavid

Answer 1

1st Combined contraceptive pill
noretynodrel + mestranol
Inhibits ovulation by suppressing GnRh from hypothalamus

Question 2

What is a Monophasic regimen?

Answer 2

21 day + 7 days off or 7 days placebo

Question 3

What is a phasic regimen?

Answer 3

Progestin dose increases through 21 day cycle

Question 4

Combined pill problems

Answer 4

Thrombosis risk
Arterial disease
Lifestyle issues obesity/ smoking/ alcohol

Question 5

Hepatic enzyme induction

Answer 5

Rifampicin
Anti-epileptic
Ritonavir
St Jon’s wort

Question 6

Progesterone only pill

Answer 6

When oestrogen contraindicated

28 day pill

Question 7

Emergency contraception

Answer 7

Levonorgestrel

Ulipristal

Question 8

Combined pill

Answer 8

Ethinylestradiol + a progestin

Question 9

Abortion

Answer 9

Mifepristone + prostaglandin (gemeprost)

Progesterone receptor antagonists

Question 10

Infertility

Answer 10

Clomiphene

Oestrogen receptor modulator (antagonist) causes pituitary to release FSH = stimulate egg release

Question 11

Atosiban

Answer 11

Oxytocin receptor antagonist

Prevention of premature labour

Question 12

Early therapeutic abortion

Answer 12

Prostaglandin analogues
Misoprostol
Dinoprostone