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U.S. Department of Health and Human Services

Safety

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Actimmune (Interferon gamma-1b)

Health professionals are notified of a change in the labeling of Actimmune. The expression of potency has been changed from units to International units. This labeling change is based on direct calibration of the Interferon gamma reference standard to the WHO standard in the potency assay.

[June 14, 2000 - Letter - InterMune Pharmaceuticals, Inc.]
[June 14, 2000 - Letter PDF Format - InterMune Pharmaceuticals, Inc.]