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ClinicalTrials.gov public records Last synced Sep 3, 2026, 2:34 PM EDT

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Showing 1–11 of 11 matching trials from the live ClinicalTrials.gov search.
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Conditions
Cystic Fibrosis
Interventions
VNZ/TEZ/D-IVA
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 55 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Tempe, Arizona
Conditions
Cystic Fibrosis
Interventions
VX-121/TEZ/D-IVA
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
1 Year to 11 Years
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2030
U.S. locations
19
States / cities
Orange, California • Palo Alto, California • Aurora, Colorado + 16 more
Conditions
Cystic Fibrosis
Interventions
VNZ/TEZ/D-IVA
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
25 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Woburn, Massachusetts
Conditions
Cystic Fibrosis
Interventions
VX-121/TEZ/D-IVA
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 70 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Miami, Florida • St. Petersburg, Florida
Conditions
Cystic Fibrosis
Interventions
VX-121/TEZ/D-IVA
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Cystic Fibrosis
Interventions
VX-121/TEZ/D-IVA, ELX/TEZ/IVA, IVA, Placebo (matched to VX-121/TEZ/D-IVA), Placebo (matched to ELX/TEZ/IVA), Placebo (matched to IVA)
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
12 Years and older
Enrollment
435 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
69
States / cities
Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 61 more
Conditions
Cystic Fibrosis
Interventions
VX-121/TEZ/D-IVA, ELX/TEZ/IVA, IVA, Placebo (matched to VX-121/TEZ/D-IVA), Placebo (matched to ELX/TEZ/IVA), Placebo (matched to IVA)
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
12 Years and older
Enrollment
597 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
62
States / cities
Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 55 more
Conditions
Cystic Fibrosis
Interventions
VX-121/TEZ/D-IVA
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
12 Years and older
Enrollment
822 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
72
States / cities
Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 65 more
Conditions
Cystic Fibrosis
Interventions
VX-121, TEZ, VX-561, TEZ/IVA, IVA, Placebo
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years and older
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
12
States / cities
Los Angeles, California • Oakland, California • Lexington, Kentucky + 9 more
Conditions
Cystic Fibrosis
Interventions
VNZ/TEZ/D-IVA, Rosuvastatin
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
18 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Overland Park, Kansas
Conditions
Cystic Fibrosis
Interventions
VNZ/TEZ/D-IVA
Drug
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
1 Year and older
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
18
States / cities
Orange, California • Palo Alto, California • Aurora, Colorado + 15 more