Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 9, 2026, 6:15 AM EDT

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Showing 1–4 of 4 matching trials from the live ClinicalTrials.gov search.
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Conditions
Healthy Subjects
Interventions
Norketotifen Oral Capsule (Cohort 1), Norketotifen Oral Capsule (Cohort 2), Norketotifen Oral Capsule (Cohort 3), Norketotifen Oral Capsule (Multiple Dose Cohort), Placebo Oral Capsule
Drug
Lead sponsor
Emergo Therapeutics, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
San Antonio, Texas
Conditions
Influenza -Like Illness
Interventions
Norketotifen, Placebo
Drug
Lead sponsor
Emergo Therapeutics, Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
238 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
18
States / cities
Birmingham, Alabama • Phoenix, Arizona • Long Beach, California + 14 more
Conditions
Allergic Rhinitis, Allergic Rhinoconjunctivitis
Interventions
Norketotifen, Placebo
Drug
Lead sponsor
Emergo Therapeutics, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
San Antonio, Texas
Conditions
Influenza, Influenza -Like Illness
Interventions
Norketotifen, Placebo
Drug
Lead sponsor
Emergo Therapeutics, Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
315 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
20
States / cities
Phoenix, Arizona • Los Angeles, California • DeBary, Florida + 15 more