Ash Stevens has submitted a number of New Chemical Entities  – some approved in near-record time. With proactive attention to Food and Drug Administration (FDA) and global requirements, we understand regulations and requirements, and minimize review time so you can reach the market quickly. Our team of scientists has a solid foundation in chemical synthesis.  To gain approvals quickly, we understand the regulatory and FDA approval process including documentation requirements, quality systems, process development, analytical support and validation.

Currently, we have 11 approvals – four were approved in less than two years. Some of our Active Pharmaceutical Ingredients for approved drug product include:





















Fludarabine Phosphate for Fludara®
NAME STRUCTURE INDICATION NDA NUMBER YEAR APPROVED
Fludarabine phosphate Adult leukemia 20-038
major manufacturing supplement

1991, 2002

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Brimonidine Tartrate for Alphagan®
NAME STRUCTURE INDICATION NDA NUMBER YEAR APPROVED
Brimonidine tartrate Glaucoma 20-613
21-262
1996, 2001
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4-Methylpyrazole for Antizol®
NAME STRUCTURE INDICATION NDA NUMBER YEAR APPROVED
4-Methyl-
pyrazole
Ethylene glycol or methanol poisoning 20-696 1997
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Busulfan for Busulfex®
NAME STRUCTURE INDICATION NDA NUMBER YEAR APPROVED
Busulfan Pre-treatment regimen for bone marrow transplant 20-954 1999
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Floxuridine, USP
NAME STRUCTURE INDICATION NDA NUMBER YEAR APPROVED
Floxuridine, USP Antimetabolite for treatment of some cancers ANDA 075387 2000
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Bortezomib for Velcade®
NAME STRUCTURE INDICATION NDA NUMBER YEAR APPROVED
Bortezomib Multiple myeloma 21-602 2003
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Azacitidine for Vidaza®
NAME STRUCTURE INDICATION NDA NUMBER YEAR APPROVED
Azacitidine All myelodysplastic syndromes (MDS) 50-794 2004
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Clofarabine for Clolar®
NAME STRUCTURE INDICATION NDA NUMBER YEAR APPROVED
Clofarabine Acute pediatric lymphoblastic leukemia 21-673 2004
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Anagrelide HCl monohydrate
NAME STRUCTURE INDICATION NDA NUMBER YEAR APPROVED
Anagrelide hydrochloride monohydrate Thrombocytosis ANDA 076417 2005
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