Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 30, 2026, 10:21 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–10 of 10 matching trials from the live ClinicalTrials.gov search.
Conditions
Neovascular Age-related Macular Degeneration
Interventions
AKST4290, Placebo, Aflibercept
Drug
Lead sponsor
Alkahest, Inc.
Industry
Eligibility
50 Years and older
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
3
States / cities
Beverly Hills, California • St. Petersburg, Florida • Reno, Nevada
Conditions
Severe Alzheimer Disease
Interventions
GRF6019, Placebo
Drug · Other
Lead sponsor
Alkahest, Inc.
Industry
Eligibility
60 Years to 95 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
6
States / cities
Gilbert, Arizona • Mesa, Arizona • Phoenix, Arizona + 3 more
Conditions
Parkinson Disease
Interventions
GRF6021, Placebo
Drug · Other
Lead sponsor
Alkahest, Inc.
Industry
Eligibility
40 Years to 85 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
19
States / cities
Little Rock, Arkansas • Englewood, Colorado • Doral, Florida + 15 more
Conditions
Mild-To-Moderate Alzheimer's Disease, Alzheimer's Disease
Interventions
Plasma
Other
Lead sponsor
Stanford University
Other
Eligibility
50 Years to 90 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Stanford, California
Conditions
Alzheimer Disease, Mild to Moderate Alzheimer Disease
Interventions
GRF6019
Drug
Lead sponsor
Alkahest, Inc.
Industry
Eligibility
60 Years to 90 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
10
States / cities
Lemon Grove, California • Long Beach, California • San Diego, California + 7 more
Conditions
Cognitive Impairment, End Stage Renal Disease
Interventions
AKST1210, Sham Control (No Intervention), Hemodialysis
Device · Other · Procedure
Lead sponsor
Alkahest, Inc.
Industry
Eligibility
40 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
4
States / cities
Granada Hills, California • Northridge, California • Orlando, Florida + 1 more
Conditions
Diabetic Retinopathy
Interventions
AKST4290, Placebo
Drug
Lead sponsor
Alkahest, Inc.
Industry
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
17
States / cities
Phoenix, Arizona • Glendale, California • Huntington Beach, California + 13 more
Conditions
Postoperative Recovery
Interventions
GRF6021, Placebo
Biological · Other
Lead sponsor
Alkahest, Inc.
Industry
Eligibility
50 Years to 85 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Parkinson Disease
Interventions
AKST4290, Placebo
Drug
Lead sponsor
Alkahest, Inc.
Industry
Eligibility
50 Years to 80 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
3
States / cities
Atlanta, Georgia • West Bloomfield, Michigan • Tulsa, Oklahoma
Conditions
End-Stage Renal Disease
Interventions
AKST1210 S-15 at 250 mL/min, AKST1210 S-15 at 450 mL/min, AKST1210 S-25 at 250 mL/min, AKST1210 S-25 at 450 mL/min, AKST1210 S-35 at 250 mL/min, AKST1210 S-35 at 450 mL/min
Device
Lead sponsor
Alkahest, Inc.
Industry
Eligibility
40 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
4
States / cities
Granada Hills, California • Northridge, California • Gallup, New Mexico + 1 more