Injectable contraceptives

Question 1

What is the main injectable contraceptive used in the UK?

Answer 1

Depo Provera

Question 2

What does the depo Provera contain?

Answer 2

Medroxyprogesterone acetate 150mg

Question 3

How is the depo Provera administered?

Answer 3

Intramuscular injection every 12 weeks

Question 4

What is the main method of action of the depo Provera?

Answer 4

Inhibits ovulation

Question 5

What is the secondary method of action of the depo Provera?

Answer 5

Cervical mucus thickening and endometrial thinning.

Question 6

What are the main disadvantages of the depo Provera?

Answer 6

It cannot be reversed once given
Potential delayed return to fertility

Question 7

How long can the delay in returned fertility last?

Answer 7

12 months

Question 8

What are the main adverse effects of the depo Provera?

Answer 8

Irregular bleeding
Weight gain
Potential increased risk of osteoporosis

Question 9

When should the depo Provera be given to adolescents?

Answer 9

If no other method of contraception is suitable

Question 10

What is a contraindication of the depo Provera?

Answer 10

Breast cancer

Question 11

Can the depo Provera be used while breast feeding?

Answer 11

Yes

Question 12

What can happen to a patients periods if they use the depo Provera?

Answer 12

Can stop, become irregular or last longer