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Last Updated: June 24, 2021

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Drugs in Development Information for VX-661


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What is the development status for investigational drug VX-661?

VX-661 is an investigational drug.

There have been 37 clinical trials for VX-661. The most recent clinical trial was a Phase 3 trial, which was initiated on March 1st 2015.

The most common disease conditions in clinical trials are Cystic Fibrosis, Fibrosis, and [disabled in preview]. The leading clinical trial sponsors are Vertex Pharmaceuticals Incorporated and [disabled in preview].

There are one hundred and one US patents protecting this investigational drug and one international patent.

Recent Clinical Trials for VX-661
TitleSponsorPhase
A Study Evaluating the Long-term Safety and Efficacy of Elexacaftor/Tezacaftor/Ivacaftor in Cystic Fibrosis (CF) Subjects 6 Years and Older and F/MF GenotypesVertex Pharmaceuticals IncorporatedPhase 3
A Study to Assess the Effect of ELX/TEZ/IVA on Glucose Tolerance in Participants With Cystic Fibrosis (CF)Vertex Pharmaceuticals IncorporatedPhase 3
Evaluation of ELX/TEZ/IVA in Cystic Fibrosis (CF) Subjects 2 Through 5 YearsVertex Pharmaceuticals IncorporatedPhase 3

See all VX-661 clinical trials

Clinical Trial Summary for VX-661

Top disease conditions for VX-661
Top clinical trial sponsors for VX-661

See all VX-661 clinical trials

US Patents for VX-661

Drugname Patent Number Patent Title Patent Assignee Estimated Expiration
VX-661   Try Before You Buy Compounds, compositions, and methods for increasing CFTR activity Proteostasis Therapeutics, Inc. (Boston, MA)   Try Before You Buy
VX-661   Try Before You Buy Modulators of ATP-binding cassette transporters Vertex Pharmaceuticals Incorporated (Boston, MA)   Try Before You Buy
VX-661   Try Before You Buy Substituted pyridines and method of use AbbVie S.a.r.l. (Luzembourg, LU) Galapagos NV (Mechelen, BE)   Try Before You Buy
VX-661   Try Before You Buy Pharmaceutical compositions of (R)-1-(2,2-difluorobenzo[D][1,3]dioxo1-5-y1)-N-(1-(2,3-dihydroxypropy1)-6- -fluoro-2-(1-hydroxy-2-methylpropan-2-y1)-1H-indol-5-y1) cyclopropanecarbox-amide and administration thereof Vertex Pharmaceuticals Incorporated (Boston, MA)   Try Before You Buy
VX-661   Try Before You Buy Process of producing cycloalkylcarboxamido-indole compounds Vertex Pharmaceuticals Incorporated (Boston, MA)   Try Before You Buy
VX-661   Try Before You Buy Pharmaceutical compositions of 3-(6-(1-(2,2-difluorobenzo[D][1,3]dioxol-5-yl) cyclopropanecarboxamido)-3-methylpyridin-2-yl) benzoic acid and administration thereof Vertex Pharmaceuticals Incorporated (Boston, MA)   Try Before You Buy
>Drugname >Patent Number >Patent Title >Patent Assignee >Estimated Expiration

International Patents for VX-661

Drugname Country Document Number Estimated Expiration Related US Patent
VX-661 Australia AU2015229117 2034-03-13   Try Before You Buy
VX-661 Canada CA2942387 2034-03-13   Try Before You Buy
VX-661 European Patent Office EP3116870 2034-03-13   Try Before You Buy
VX-661 World Intellectual Property Organization (WIPO) WO2015138934 2034-03-13   Try Before You Buy
VX-661 Australia AU2007235260 2026-04-07   Try Before You Buy
VX-661 Brazil BRPI0710965 2026-04-07   Try Before You Buy
>Drugname >Country >Document Number >Estimated Expiration >Related US Patent

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Serving leading biopharmaceutical companies globally:

Medtronic
AstraZeneca
Mallinckrodt
McKesson
Harvard Business School
Colorcon

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