Monoclonal antibody | |
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Type | Whole antibody |
Source | Human |
Target | IGF-1R |
Clinical data | |
Trade names | Tepezza |
Other names | Teprotumumab-trbw, RG-1507 |
License data |
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Routes of administration | Intravenous |
ATC code | |
Legal status | |
Legal status | |
Identifiers | |
CAS Number | |
DrugBank | |
ChemSpider |
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UNII | |
KEGG | |
ChEMBL | |
ECHA InfoCard | 100.081.384 |
Chemical and physical data | |
Formula | C6476H10012N1748O2000S40 |
Molar mass | 145639.97 g·mol−1 |
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Teprotumumab, sold under the brand name Tepezza, is a medication used to treat adults with thyroid eye disease, a rare condition where the muscles and fatty tissues behind the eye become inflamed, causing the eyes to bulge outwards.[2][3]
The most common side effects are muscle spasm, nausea, hair loss, diarrhea, fatigue, high blood sugar, hearing loss, dry skin, altered sense of taste, and headache.[3] Teprotumumab should not be used if pregnant, and women of child-bearing potential should have their pregnancy status verified prior to beginning treatment and should be counseled on pregnancy prevention during treatment and for six months following the last dose.[3]
It is a human monoclonal antibody developed by Genmab and Roche[4] for tumour treatment but was later researched by River Vision Development Corporation and Horizon Therapeutics to be used for ophthalmic uses.[5] It binds to IGF-1R.[1]
Teprotumumab was approved for use in the United States in January 2020.[3][6][7][8] The U.S. Food and Drug Administration (FDA) considers it to be a first-in-class medication.[9]