![]() Caleb Alexander, professor of epidemiology and medicine at the Johns Hopkins Bloomberg School of Public Health and co-director of the Center for Drug Safety and Effectiveness The Times asked several researchers for feedback on this analysis, including drug safety experts and authors of systematic reviews of abortion safety. Duplicate counts of patients facing more than one serious complication were removed whenever possible, however, double-counting may have slightly reduced the calculated safety rate for some studies. The Times also discounted any serious complications like heart disease or dengue fever that were reported as unrelated to the medication abortion. ![]() None of the excluded studies concluded that the pills are unsafe.įor studies that reported detailed outcomes without noting which events were serious, The Times counted any reported blood transfusions, hospitalizations, major surgeries, serious infections or deaths as serious adverse events. The Times excluded 46 of the studies from the analysis, either because they reported common side effects but did not clearly state whether any serious adverse events had occurred, or because their reported data did not allow for an accurate count. The Times used these counts of serious adverse events to determine the percentage of patients in each study who did not experience serious complications. ![]() Emergency department or clinical visits without one of these treatments, or routine but uncommon follow-up procedures to complete an abortion, were typically reported as adverse events, but not serious ones. Many studies reported the number of patients experiencing “serious adverse events,” which generally included blood transfusions, hospitalization, major surgery or serious infection. in its medical reviews of the drugs, and those cited by the plaintiffs and defendants in Alliance for Hippocratic Medicine v. The Times also included research studies used by the F.D.A. ![]() The papers were cited in five systematic reviews of medication abortion, and were published from 1991 to 2023. The New York Times reviewed 147 published research articles that examined the safety and effectiveness of mifepristone and misoprostol during the first trimester of pregnancy. The drugs are typically used through the first 12 weeks of pregnancy. If upheld by higher courts, a ruling in the plaintiffs’ favor could upend abortion across the country, where more than half of abortions are done with medication. Food and Drug Administration’s approval of mifepristone. On Friday, the judge issued a preliminary ruling in the case, signaling he intends to invalidate the U.S. Caleb Alexander, a professor of epidemiology and medicine at the Johns Hopkins Bloomberg School of Public Health, and a co-director of the Center for Drug Safety and Effectiveness.ĭespite the extensive scientific record on the safety of the two abortion pills, anti-abortion groups in the United States have asked a federal judge to block the drugs from being used to terminate pregnancies, arguing that they are dangerous. “There may be a political fight here, but there’s not a lot of scientific ambiguity about the safety and effectiveness of this product,” said Dr. Sources: Ushma Upadhyay, University of California, San Francisco ( 2015 study) Centers for Disease Control and Prevention ( 201 4 study)
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