An
incredibly important drug to treat a lot of childhood cancers, vincristine, is
facing massive shortages in the United States. Vincristine is used as the
backbone of many treatments for childhood cancer for leukemias, lymphomas, and
brain tumors. This is particularly problematic as there is no appropriate
substitute.
There
used to be two main suppliers for vincristine: Teva Pharmaceutical Industries
and Pfizer. Unfortunately, in July, Teva stopped manufacturing vincristine for “business
decisions”. Pfizer is now the sole manufacturer of vincristine and has had some
manufacturing problems which has only exasperated the vincristine shortage. Oftentimes,
these shortages happen to older, generic drugs which are difficult to
manufacture, but have a low price. This causes manufactures to lose money and
not manufacture the drug anymore.
The
Children’s Oncology Group (COG), who specializes in pediatric cancer clinical
trials in the U.S., issued a statement on October 16th saying that
any “situation that requires rationing of drug is unacceptable,” but it “welcome[s]
the news that drug distribution should resume soon.” Peter C. Adamson, the Chair
of the COG proposed an action plan to ensure that this kind of drug shortage
would not happen again. His plan includes the establishment and maintenance of
a national stockpile of key cancer drugs used in childhood cancer treatment,
and the U.S. government purchasing contracts that provide a guaranteed buyer
and help stabilize the volatile drug market.
A drug
shortages task force was established in 2018 by former F.D.A. Commissioner
Scott Gottlieb and they plan on submitting a report with findings and
recommendations to Congress by the end of the year.
However,
there are some who question the responsibility of the government in dictating
which drugs manufacturers should produce. Sharona Hoffman, professor of law and
bioethics at Case Western Reserve University School of Law, says “you can’t
force a manufacturer to produce a particular drug against its other drugs, so
this is a big problem.” In a free market, the government does not have the
jurisdiction to tell manufacturers which drugs they should or should not
produce.
Drug
shortages are not a new issue in the U.S., however the vincristine shortage has
brought more light to this incredibly important issue. The F.D.A. has a lot of
room to improve in ensuring that the drugs needed to save lives are readily
available.
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