Colazal (KOL-a-zal), a new drug for ulcerative colitis

Salix Pharmaceuticals is now marketing Colazal (KOL-a-zal), a new drug for ulcerative colitis.

Colazal (balsalazide) is metabolized to mesalamine in the colon.

It works as well as Asacol...and might be better tolerated.

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