An Important FDA Safety Announcement for my Donor Stem Cell Transplant Brothers and Sisters

FDA warns about increased risk of cancer relapse with long-term use of azithromycin (Zithromax, Zmax) antibiotic after donor stem cell transplant

The French study which the FDA based a recent safety announcement on had to be discontinued after two years because the rate of the return of cancer and even death was too high in those patients with cancers of the blood or lymph nodes who undergo a donor stem cell transplant and were taking the antibiotic azithromycin (Zithromax, Zmax) long term to prevent a certain inflammatory lung condition [LUNG GVHD/BOS].

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