shortages affect a broad spectrum of critically important drugs including oncology drugs to treat lynn chollet, leukemia, breast and other cancers and drugs without which surgery's have to be postponed and antibiotics to remedy life-threatening bacterial infections. without these drugs, patients' lives are at risk. drug scarcities generally affect sterile injectable drugs. these drugs are technically difficult to make and each drug is usually manufactured by only one or a handful of producers. if only one company develops manufacturing problems, which is not uncommon, other companies may have little access capacity to help fill the need t read with the aging of the population and field sourcing of drug manufacturing, the increasing consolidation of drug companies, and the general adoption of a just-in-time approach to the drug production and distribution this problem may be significantly worse unless the media measures including congressional action not taken to address this mltiple causes. representative degette has introduced legislation that would be an important first of in ths process. h.