sirolimus
Drug ingredientThis chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.
Where It Comes From
42 FDA-registered drug labelers
Aadi Bioscience, Inc.
American Health Packaging
Amneal Pharmaceuticals NY LLC
Apotex Corp
Ascend Laboratories, LLC
AvPAK
AX Pharmaceutical Corp
Biocon Limited
Camber Pharmaceuticals, Inc.
Chongqing Daxin Pharmaceutical Co. Ltd.
Chunghwa Chemical Synthesis & Biotech. Ltd
CONCORD BIOTECH LTD
Curia Italy S.r.l.
Darmerica, LLC
Dr. Reddy's Laboratories Limited
Fujian Kerui Pharmaceutical Co., Ltd.
Glenmark Pharmaceuticals Inc., USA
Hisun Pharmaceutical (Hangzhou) Co., Ltd.
LETCO MEDICAL, LLC
Livzon Group Fuzhou Fuxing Pharmaceutical Co., Ltd.
Lonza AG
Major Pharmaceuticals
Medterials, Inc
Mylan Pharmaceuticals Inc.
Nobelpharma America, LLC
North China Pharmaceutical Huasheng Co. Ltd.
NORTHSTAR RX LLC
Novadoz Pharmaceuticals LLC
Novo Nordisk Production Ireland Limited
Patheon Inc.
Pfizer Ireland Pharmaceuticals Unlimited Company
Pharma Source Direct, Inc.
Qingdao Biopeptek Co., Ltd.
Qingdao Qinzeyuan Biotechnology Co., Ltd
REMEDYREPACK INC.
Rising Pharma Holdings, Inc.
Sumar Biotech LLP
Suresource Pharma LLC
VistaPharm, LLC
Zhejiang Wild Wind Pharmaceutical Co.,Ltd.
Zydus Lifesciences Limited
Zydus Pharmaceuticals USA Inc.
Why It Matters
Sectors
Health
Downstream Uses
Appears in 3 drug and cosmetic product listings (FDA).
- •sirolimus
- •Hyftor
- •Fyarro
FDA Shortage Status
Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."
No FDA shortage records
Chemical Identity
CAS53123-88-9
PubChem CID5284616
DTXSIDDTXSID5023582
FormulaC51H79NO13
Mol. Weight914.2 g/mol
SMILESCC1CCC2CC(C(=CC=CC=CC(CC(C(=O)C(C(C(=CC(C(=O)CC(OC(=O)C3CCCCN3C(=O)C(=O)C1(O2)O)C(C)CC4CCC(C(C4)OC)O)C)C)O)OC)C)C)C)OC
Data Sources
52846162026-04-07
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/sirolimus/cids/JSON
Archive: data/sources/pubchem_name/sirolimus.json
CAS 53123-88-92026-04-25
https://open.fda.gov/data/ndc/
Archive: data/sources/fda/ndc/ndc.json
bulk match2026-04-07
https://open.fda.gov/data/ndc/
Archive: data/sources/fda/ndc/ndc.json