Contraception Flashcards
How effective of the combined pill?
Over 99%
What are the 2 hormones in the combined pill?
Ethinyl oestradiol
Synthetic progesterone
What is the normal dose of the combined pill?
20-35 micrograms
What is the mode of action of the combined pill?
Prevents ovulation by altering FSH and LH to prevent surge
Prevents implantation as provides inadequate endometrium
Inhibits sperm penetration of cervical mucus by changing quality and character
How do you take the combined pill?
Start at any time if not pregnant
Use barrier contraception for 7 days
Can use up to 3 months continuously
What are the non contraceptive benefits of the combined pill?
Regular bleed with potential reduction in painful heavy periods and anaemia
Reduction in functional ovarian cysts
50% reduction in ovarian and endometrial cancer
Improvement in acne
Reduction in benign treat disease, rheumatoid arthritis, colon cancer and osteoporosis
What are the risks of the combined pill?
Increased risk of venous thromboembolism and cervical cancer
What is the effect of the combined pill on the risk of venous thromboembolism?
Triples
What is the effect of the combined pill on the risk of cervical canecr>
Doubles with 10 years use
WHow effective id the progesterone only pill?
99% but user dependent
What is the mode of action and dose of the progesterone only pill>
Cervical mucus becomes impenetrable
75 micrograms
When is the progesterone only pill at its most effective?
48 hours after use
What is the window for taking the progesterone only pill?
Within 3 hours of same time every day
What is the “injection”?
Depot medrocyprogesterone acetate injection
How effective if the depot injection?
Over 99%