Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 8, 2026, 5:49 PM EDT

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Showing 25–41 of 41 matching trials from the live ClinicalTrials.gov search.
Conditions
Rhinitis, Allergic, Perennial and Seasonal
Interventions
FPNS, FPNS Placebo, Cetirizine, Cetirizine Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
682 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
31
States / cities
Little Rock, Arkansas • Denver, Colorado • Aventura, Florida + 27 more
Conditions
Normal Ocular Health
Interventions
AC-170 0.17%, AC-170 0.24% (Formulation 1), AC-170 0.24% (Formulation 2), Olopatadine hydrochloride 0.2%/Tears Naturale II
Drug
Lead sponsor
Aciex Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Andover, Massachusetts
Conditions
Oncology Patients Receiving Chemotherapy
Interventions
Cetirizine HCl 10 mg/mL, Diphenhydramine 50 mg/mL, anti-CD20 such as Rituximab or Paclitaxel
Drug
Lead sponsor
TerSera Therapeutics LLC
Industry
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
7
States / cities
Napa, California • Rancho Mirage, California • Santa Rosa, California + 4 more
Conditions
Allergic Rhinitis
Interventions
Cetirizine, Placebo
Drug · Other
Lead sponsor
Queen's University
Other
Eligibility
18 Years to 65 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
San Antonio, Texas
Conditions
Multiple Sclerosis
Interventions
Cetirizine, Diphenhydramine
Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boca Raton, Florida
Conditions
Healthy
Interventions
Cetirizine HCl Tablets 10 mg, Zyrtec® Tablets 10 mg
Drug
Lead sponsor
Mylan Pharmaceuticals Inc
Industry
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002
U.S. locations
1
States / cities
Houston, Texas
Conditions
Actinic Keratoses
Interventions
Antihistamine Cetirizine Hydrochloride, Placebo
Drug · Other
Lead sponsor
Goldman, Butterwick, Fitzpatrick and Groff
Other
Eligibility
19 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
San Diego, California
Conditions
Glycogen Storage Disease Type III
Interventions
UX053, Placebo, Antipyretic, H2 Blocker, H1 Blocker
Biological · Other · Drug
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
4
States / cities
Orange, California • Atlanta, Georgia • Philadelphia, Pennsylvania + 1 more
Conditions
Pemphigus
Interventions
Ofatumumab, Acetaminophen/paracetamol, Antihistamine (cetirizine or equivalent), Prednisone/Prednisolone
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
Not listed
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Los Angeles, California • Ann Arbor, Michigan
Conditions
Healthy
Interventions
Cetirizine Hydrochloride 10 mg tablet
Drug
Lead sponsor
Ranbaxy Laboratories Limited
Industry
Eligibility
18 Years to 50 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Healthy
Interventions
Cetirizine Hydrochloride 10 mg tablets, single dose, Zyrtec® 10 mg tablets, single dose
Drug
Lead sponsor
Actavis Inc.
Industry
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Morrisville, North Carolina
Conditions
Irritable Bowel Syndrome, Dermatographism, Post-prandial Diarrhea
Interventions
Antihistamine, Placebo
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Cincinnati, Ohio
Completed Phase 1 Interventional Accepts healthy volunteers

Food Study of Cetirizine HCl Tablets 10 mg and Zyrtec® 10 mg

NCT00649857
Conditions
Healthy
Interventions
Cetirizine HCl Tablets 10 mg, Zyrtec® 10 mg
Drug
Lead sponsor
Mylan Pharmaceuticals Inc
Industry
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002
U.S. locations
1
States / cities
Houston, Texas
Conditions
COVID-19
Interventions
Cetirizine, Famotidine, Cetirizine Placebo, Famotidine Placebo
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
4
States / cities
Atlanta, Georgia
Conditions
Pruritus
Interventions
Cetirizine, Placebo or sugar pill
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
6 Years to 18 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Allergic Conjunctivitis
Interventions
AC-170 0.05%, AC-170 0.1%, AC-170 0.24%, AC-170 0%
Drug
Lead sponsor
Aciex Therapeutics, Inc.
Industry
Eligibility
10 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Andover, Massachusetts
Conditions
Healthy
Interventions
Cetirizine Hydrochloride 10 mg tablets, single dose, Zyrtec® 10 mg tablets, single dose
Drug
Lead sponsor
Actavis Inc.
Industry
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Morrisville, North Carolina