hepatotoxicity when using rifampin WITH pyrazinamide for latent tuberculosis

October 2001

There are new warnings about hepatotoxicity when using rifampin WITH pyrazinamide for latent tuberculosis.

Since the CDC recommended this combo last year, there have been 23 cases of hepatotoxicity...twice as many as with other TB regimens.

Now the CDC recommends patient evaluations every two weeks when using rifampin with pyrazinamide for latent TB...and to avoid the combo in patients with liver disease or previous isoniazid hepatotoxicity.

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