Contraceptives are useless for fat women

Scientists warn, birth control pills will be less effective in overweight women, and especially useless for women who weigh more than 80kg.

Some birth control pills have a weight limit for users. For example, the HRA pharmaceutical company, which produces an emergency contraceptive sold worldwide, recommends that their products most likely won't work for women weighing more than 80kg. .

HRA also noted for women who weighed more than 75kg, they could see that its Norlevo birth control pill was less effective than usual. The pharmaceutical company plans to print additional warnings on product usage guidelines from next year.

According to a survey in the US, 11% of women aged 15 - 44 years old used emergency contraception at least once.(Photo: Word Press)

Norlevo birth control pills contain levonorgestrel, a synthetic hormone used to prevent fertilization of eggs, if taken within 72 hours after unprotected sex. According to the NBC news agency, Plan B One-Step contraceptives, which are popularly sold in the US, use the same active ingredient.

The US Food and Drug Administration (FDA) is considering whether Plan B products need similar warnings, because the birth control pills have been approved for sale without weighing tests. .

NBC cited a number of studies showing that emergency contraceptives are less effective for overweight women and that these women are 4 times more likely to "stick" than users. lighter weight. Another contraceptive also pushes fat women to 3 times the risk of unwanted pregnancies than those of average weight.

Plan B One-Step contraceptive manufacturer declined to comment on the reports. However, they were skeptical about the conclusions of "bioequivalence similarity" between its birth control pills and HRA's.