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ROCKVILLE MD. -- Physicians who wish to prescribe Lotronex will be enrolled in a risk management program.
The Food and Drug Administration and GlaxoSmithKline (GSK), the manufacturer of Lotronex, described elements of the plan when they announced earlier this summer the approval of a supplemental new drug application that permits marketing of Lotronex "under modified conditions of use and with restrictions imposed by a risk management plan" for women with severe diarrhea-predominant irritable bowel syndrome.
During a telephone press briefing, officials at the FDA in Rockville, Md., said that this program would make the drug available to debilitated irritable bowel syndrome (IBS) patients who have no therapeutic alternative. Lotronex is the trade name for alosetron, a drug that blocks serotonin activity at 5-HT3 receptor sites in the enteric nervous system. The drug has been associated with severe constipation and ischemic colitis as well as fatal cases of bowel obstructions.
GSK voluntarily withdrew the drug from the market in November 2000 because of the safety issues. After the withdrawal, however, the FDA and the company received calls from desperate patients who had benefitted from the drug and had no therapeutic alternative. "The FDA and we clearly heard from patients that we needed to find a way to make it available," Dr. Eric Carter, vice president of clinical development and medical affairs, gastroenterology, at GSK in Research Triangle Park, N.C., said in an interview.
Under the plan, physicians who want to prescribe Lotronex will have to sign a "self-attestation" form, saying that they are qualified to prescribe the drug and accept a range of responsibilities described in the form. The list includes attesting that they are familiar with the diagnosis and treatment of IBS and of ...
Source: HighBeam Research, Severe IBS drug available with restrictions. (Risk Management Plan).