Table 1:

Contraceptive methods available in Canada, 2009–2014, by effectiveness

Effectiveness;* methodCost estimate†
Tier 1: < 1 pregnancy per 100 per year$$$
Intrauterine contraceptives (hormonal or nonhormonal), effective for up to 5 yr
Tier 2: 4–12 pregnancies per 100 per year$$
Injectable contraceptives (depot medroxyprogesterone acetate), repeated every 3 mo
Oral contraceptives, vaginal ring or transdermal patch, repeated monthly$$
Tier 3: ≥ 18 pregnancies per 100 per year
Male condom$
Diaphragm + spermicide$$
Female condom$$
Fertility awareness methods/calendarFree–$
WithdrawalFree
No methodFree

  • ↵* Range of effectiveness represents typical use. (3), (12)

  • ↵† Cost varies because of differences in pharmacy/store discounts, pharmacists’ dispensing fees and supplemental insurance benefits. $ = least expensive, $$ = more expensive, $$$ = most expensive.