Do short-acting oral contraceptive pills affect fertility?

　　Get rid of the misunderstanding of short-acting oral contraceptive pills
　　
Some female There are concerns about the possible side effects of oral contraceptives, such as weight gain and the impact on future fertility. In fact, these concerns are unnecessary. To achieve a correct understanding of the safety of short-acting oral contraceptives, it is first necessary to understand what constitutes short-acting oral contraceptives. Short-acting oral contraceptives are composed of estrogen and progesterone, which act on multiple aspects of pregnancy to achieve the purpose of contraception. From its introduction in the 1960s to the present, the estrogen component of short-acting oral contraceptive pills has been changed from 50 micrograms per pill to the 30 micrograms commonly used today, which has greatly reduced the side effects of estrogen. At the same time, the choice of progestins is also constantly developing. The emergence of drospirenone, which is closest to the properties of natural progesterone, has greatly improved its safety.

Short-acting oral contraceptives do not increase cancer risk of occurrence
　　
A lot clinical Studies and cases have proven that long-term use of short-acting oral contraceptives will not increase the prevalence of cancer, but will reduce the risk of cancer. Uterus body cancer, ovarian cancer and the risk of colorectal cancer, and has a certain inhibitory effect on ovarian cancer and uterine cancer. In a 38-year study, 744,000 people who had ever or currently used short-acting oral contraceptives and 339,000 people who did not use short-acting oral contraceptives were continuously observed. The results showed that the overall incidence of cancer among oral contraceptive users was 12% lower than that among non-users. Moreover, the International Cooperation on Ovarian Cancer Epidemiology Research conducted a unified analysis of 45 ovarian cancer epidemiological studies. The results of the study showed that the duration of use of short-acting oral contraceptives is inversely proportional to the incidence of ovarian cancer, and that the estrogen dose in short-acting oral contraceptives is not related to the risk of ovarian cancer. Another American nurse job that lasted 28 years healthy The survey results also clearly show that the longer the oral contraceptive pill is used, the lower the incidence of ovarian cancer.