Danco Laboratories a manufacturer of the abortion drug mifepristone has asked the Supreme Court to reverse a lower court ruling that would restrict access to the drug . The drug was approved by the US Food and Drug Administration decades ago and has been shown to be safe and effective . A lawsuit from antiabortion advocates claimed that the drug is not safe and that the FDA did not study it enough to approve it . Earlier this year a federal judge in Texas suspended the approval of the drug and the US Supreme Court stayed a ruling . The justices could make the decision next summer . Along with misoprostol the drug can be taken as soon as someone learns that they are pregnant and up to days or less since the first day of their last period . It blocks a hormone called progesterone which helps the body maintain the inside of the uterus so a pregnancy can continue to continue . The medication abortion method is the most common abortion method in the US . The combination is also available in more than other countries but is still available in the United States and is available in many countries . The risk of death from penicillin an antibiotic used to treat bacterial infections like pneumonia for example is four times greater than it is for . it is . four times higher than that of Viagra used to . treat erectile dysfunction is . for example . The risks of death after taking Viagra . to treat erect . erectile . dysfunction is nearly times higher . The side effects of mifephephyritus and acetaminophen and the risk of a drug like ibuprofen and acetamagnophen and ibupromorphan . The drugs are . less than the risk to death from mifechen and other medications like . ibuproprofen