Main > MEDICINE > Dupuytrens's Contracture > Treatment > Collagenase > Co.: USA. A. (Phase III/Patent) > Patent>Abstract
A drug product comprising a combination of highly purified collagenase I and collagenase II from Colostridium histolyticum is disclosed. The drug product includes collagenase I and collagenase II in a ratio of about 1 to 1, with a purity of greater than at least 95%. The invention further disclosed improved fermentation and purification processes for preparing the said drug product.
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