Celltech Pharmaceuticals, Inc.

Celltech Pharmaceuticals, Inc. manufacturers the following brands:

• Dipentum

• Gastrocrom

• Metadate ER

• Mykrox

• Valstar

• Zaroxolyn

Celltech Pharmaceuticals, Inc. manufacturers the following generics:

• Cromoglicic Acid

• Methylphenidate

• Metolazone

• Olsalazine

• Valrubicin