Sigma-Tau Pharmaceuticals, Inc. BrandsUpdated: November 8, 2013 Sigma-Tau Pharmaceuticals, Inc. manufacturers the following brands:Adagen Carnitor Cystaran Matulane Oncaspar GenericsBack to TopSigma-Tau Pharmaceuticals, Inc. manufacturers the following generics:Cysteamine Levocarnitine Pegademase Pegaspargase Procarbazine