Histamine Antagonists: all 646 studies that test it
Page 3 of 7. Open to participants first (64), then studies with results posted, then the rest; newest registration first within each.
- A Study to Evaluate the Safety and Tolerability of a Nasal Spray to Treat Perennial Allergic RhinitisCompletedNCT00720382Phase 3Results posted
- A Study to Evaluate the Safety and Efficacy of Two Nasal Sprays to Treat Seasonal AllergiesCompletedNCT00720278Phase 3Results posted
- A Study to Evaluate the Safety & Effectiveness of a Nasal Spray to Treat Seasonal AllergiesCompletedNCT00719862Phase 3Results posted
- A Study to Evaluate the Safety and Effectiveness of a Nasal Spray to Treat Perennial AllergiesCompletedNCT00712920Phase 3Results posted
- Palonosetron and Hydroxyzine to Reduce Opioid WithdrawalCompletedNCT00661674Not applicableResults posted
- A Study to Evaluate the Safety and Effectiveness of a Nasal Spray to Treat Seasonal AllergiesCompletedNCT00660829Phase 3Results posted
- A Study Evaluating the Efficacy and Impact on Health-related Quality of Life of Levocetirizine in Adults With Seasonal Allergic RhinitisCompletedNCT00653224Phase 4Results posted
- Lumbar Stenosis Outcomes Research (LUSTOR)CompletedNCT00638443Phase 4Results posted
- Safety Study of Levocetirizine Dihydrochloride Oral Liquid Formulation in Children Aged 6 Months to 11 MonthsCompletedNCT00628108Phase 3Results posted
- A Study Evaluating the Efficacy and Impact on Health-related Quality of Life of Levocetirizine in Adults With Seasonal Allergic RhinitisCompletedNCT00621959Phase 4Results posted
- Safety Study of Levocetirizine Dihydrochloride Oral Liquid Formulation in Children Aged 1 to Less Than 6 Years Suffering From Allergic Rhinitis or Chronic Urticaria of Unknown OriginCompletedNCT00619801Phase 3Results posted
- The Efficacy Of Diclectin® For Nausea And Vomiting Of PregnancyCompletedNCT00614445Phase 3Results posted
- Effect of Olopatadine on Allergic Tear MediatorsCompletedNCT00609128Not applicableResults posted
- Safety and Efficacy of Two Vaginal Products Versus Placebo in Patients With Vaginal DiscomfortCompletedNCT00590590Phase 2Results posted
- Efficacy and Safety Study of Bepotastine Besilate Ophthalmic Solution in Allergic ConjunctivitisCompletedNCT00586664Phase 3Results posted
- Safety Study for Bepotastine Besilate Ophthalmic Solution in Normal VolunteersCompletedNCT00586625Phase 3Results posted
- Safety and Efficacy of Olopatadine HCl Nasal Spray in 6-11 Year Old PatientsCompletedNCT00578929Phase 3Results posted
- Safety Study of Olopatadine Nasal SprayCompletedNCT00578331Phase 3Results posted
- A Study to Test a New Decongestant in Patients With Allergic Rhinitis Following a Nasal Allergen ChallengeCompletedNCT00562120Phase 2Results posted
- Study of Two Marketed Ocular Anti-Allergy Medications in Subjects With Allergic ConjunctivitisCompletedNCT00534794Phase 4Results posted
- Fluticasone Furoate Nasal Spray Versus Oral FexofenadineCompletedNCT00502775Phase 4Results posted
- The Montefiore Metoclopramide StudyCompletedNCT00475306Phase 4Results posted
- Fluticasone Furoate Nasal Spray Versus Oral FexofenadineCompletedNCT00435461Phase 4Results posted
- Diphenhydramine, Lorazepam, and Dexamethasone in Treating Nausea and Vomiting Caused By ChemotherapyTerminatedNCT00429702Phase 2Results posted
- Evaluation of the Onset and Duration of Action of Bepotastine Besilate Ophthalmic Solution in Acute Allergic ConjunctivitisCompletedNCT00424398Phase 2/3Results posted
- Randomized Phase III Study to Evaluate the Efficacy and Safety of Xyzal® (Levocetirizine) vs Zyrtec® (Cetirizine) in Subjects With Dermatitis and EczemaCompletedNCT00375713Phase 3Results posted
- The Duration of the Suppressive Effects of Desloratadine on Allergen Prick Tests After Discontinuation (P04441)CompletedNCT00359138Phase 4Results posted
- Compare the Efficacy of Levocetirizine and Montelukast to Placebo in Reducing Seasonal Allergic Rhinitis (SAR) Symptoms in Ragweed Sensitive SubjectsCompletedNCT00295022Phase 4Results posted
- A Study to Compare the Efficacy of Levocetirizine to Placebo in Reducing Symptoms of Seasonal Allergic Rhinitis (SAR) in Sensitive Subjects Exposed to Ragweed PollenCompletedNCT00291642Phase 2Results posted
- CUTE (Chronic Urticaria Treatment Evaluation)CompletedNCT00264303Phase 4Results posted
- Allogeneic Transplantation From Related Haploidentical DonorsCompletedNCT00185692Phase 2Results posted
- ATAREAL (Antihistamine Treatment for Allergic Rhinitis in Real Life)CompletedNCT00160680Phase 4Results posted
- Prevention of Asthma With Levocetirizine (36 Month Treatment) in Young Children Suffering From Eczema (Atopic Dermatitis) and Sensitized to Grass Pollen and House Dust Mite and Having Completed the Previous EPAAC Trial (NCT00152464)TerminatedNCT00160563Phase 3Results posted
- Prevention of Asthma With Levocetirizine 18 Month Treatment in Infants (12 - 24 Months) Suffering From Eczema (Atopic Dermatitis) and Sensitized to Grass Pollen and/or House Dust Mite (HDM)CompletedNCT00152464Phase 3Results posted
- Lymphocyte Depletion and Stem Cell Transplantation to Treat Severe Systemic Lupus ErythematosusCompletedNCT00076752Phase 2Results posted
- Pain Sensitivity and Pruritus of Peripheral NervesActive, not recruitingNCT07887906Not applicable
- Drug-drug Interaction Study of Clemizole (EPX-100) in Healthy ParticipantsCompletedNCT07824193Phase 1
- Topical Tripelennamine 1% Cream Versus Diphenhydramine 1% Cream for the Relief of Histamine-Induced Itching: A Proof Concept Study in Healthy Adults.CompletedNCT07778472Early Phase 1
- Microneedling-Assisted Delivery of Cetirizine Versus Latanoprost in Alopecia AreataCompletedNCT07757867Not applicable
- Date Fruit Benefits to Treat Morning Sickness in First Trimester of PregnancyActive, not recruitingNCT07354529Not applicable
- A Study to Evaluate the Effects of KarXT on the Drug Levels of Midazolam, Fexofenadine, and DigoxinCompletedNCT07118215Phase 1
- Effectiveness of Cyproheptadine Hydrochloride Against Appetite to Improve Children's Nutritional StatusCompletedNCT07006181Not applicable
- Efficacy of Antihistamine Drugs as Medical Expulsive Therapy Alone or in Combination With Alpha Blockers: A Prospective Randomized Controlled StudyCompletedNCT06754410Phase 3
- The Use of Cyproheptadine in Pediatric Feeding DisordersCompletedNCT06751290Phase 4
- Pharmacokinetics and Safety of Rupatadine in Participants With Hepatic Impairment Compared to Control Participants.CompletedNCT06736340Phase 1
- Fexofenadine Versus Gabapentin for Uremic Pruritus in Patients on Regular HemodialysisCompletedNCT06466421Phase 4
- Pharmacokinetics and Bioequivalence of Doxylamine+Pyridoxine and Diclectin Under Fed Conditions in Healthy VolunteersCompletedNCT06342778Phase 1
- Clemastine Fumarate in the Treatment of Neurodevelopmental Delays in Williams SyndromeCompletedNCT06315699Phase 2
- Pharmacological Modulation of Peripheral Nerve ExcitabilityCompletedNCT06312254Not applicable
- DMB-I in the Treatment of Alzheimer Type DementiaCompletedNCT06292351Phase 2
- Antiplatelet Therapy in Chronic UrticariaActive, not recruitingNCT06268470Phase 2
- Novel Preventive Approach Against Filgrastim-Induced Bone Pain in Cancer PatientsCompletedNCT06265077Phase 1/2
- Assessment of the Safety, Tolerability and Pharmacokinetics of AV078 in Healthy VolunteersCompletedNCT06205381Phase 1
- Bioequivalence Study of Azelastine Hydrochloride/ Fluticasone Propionate 137 Microgram/50 Microgram Nasal Spray and Dymista Nasal SprayCompletedNCT06180083Phase 1
- A Study to Assess the Pharmacokinetic Profile of Prazosin and CyproheptadineCompletedNCT06147622Phase 1
- Azelastine Allergen Chamber - Onset of Action StudyCompletedNCT06126952Phase 2
- Efficacy and Safety of ME-015 (Suplatast Tosilate) in Cough Related to Idiopathic Pulmonary Fibrosis (COSMIC-IPF)Active, not recruitingNCT05983471Phase 2
- Study to Compare the Pharmacokinetics of Fixed-Dose Combination of Mometasone + Azelastine Nasal Spray to Mometasone and Azelastine Nasal Sprays in Adolescents and Young Adults With Seasonal Allergic RhinitisTerminatedNCT05887843Phase 1
- Chlorpheniramine Nasal Spray to Accelerate COVID-19 Clinical Recovery in an Outpatient Setting: ACCROS-IIICompletedNCT05886829Phase 2/3
- Ebastine Versus Mebeverine in IBS PatientsActive, not recruitingNCT05815602Phase 3
- Gabapentin Versus Loratadine in Uremic PruritusCompletedNCT05750875Phase 4
- Comparative Pharmacokinetic (PK) Study of Ibuprofen and Diphenhydramine Hydrochloride MR Tablets in Healthy Adults Under Fasting ConditionStatus unknownNCT05729555Phase 1
- Study to Assess Safety and Efficacy of Fexofenadine Hydrochloride (HCL) + Pseudoephedrine HCL Fixed Dose Combination in Indian Male and Female Participants With Allergic Rhinitis (AR) Who Are 12 Years and AboveCompletedNCT05720455Phase 4
- Effect of a Proposed Cav1.3 Inhibitor in Primary AldosteronismCompletedNCT05686993Not applicable
- Sodium Bicarbonate for Acute Peripheral VertigoStatus unknownNCT05676216Not applicable
- Ketotifen in Non-Alcoholic Fatty Liver Disease PatientsCompletedNCT05616442Phase 4
- Diphenhydramine and SweatingCompletedNCT05586477Phase 4
- The Efficacy and Safety of Ketotifen in Primary PCI Patients With STEMIStatus unknownNCT05511831Phase 4
- Pharmacokinetics and Bioequivalence of Doxylamine + Pyridoxine, Film-coated, Enteric-soluble Tablets, and Diclectin, Delayed Release Tablets, in Healthy VolunteersCompletedNCT05498233Not applicable
- Sedation and Nursing Management in EEG Recording in ChildrenCompletedNCT05492812Not applicable
- Chlorpheniramine Nasal Spray to Accelerate COVID-19 Clinical Recovery in an Outpatient Setting: ACCROS-ICompletedNCT05449405Phase 2/3
- Role of Desloratadine in Reducing Inflammation From Occupational Heat StrainStatus unknownNCT05446480Not applicable
- A Comparative Study of Rupatadine 10 mg Tablets and Clarinex® 5 mg Tablets Under Fasting ConditionsCompletedNCT05356143Phase 1
- Clemastine Fumarate as Remyelinating Treatment in Internuclear Ophthalmoparesis and Multiple SclerosisTerminatedNCT05338450Phase 3
- A Study Comparing the Efficacy of Pataday® Once Daily Relief Extra Strength to Flonase® Allergy Relief in Subjects With Allergic ConjunctivitisCompletedNCT05314621Phase 4
- Prospective, Randomized, Multinational, Multicenter, Double-blind, Placebo and Active Controlled Trial in 4 Parallel-groups of Patients Suffering From Seasonal Allergic RhinitisCompletedNCT05311475Phase 3
- A Study Comparing the Efficacy of Pataday® Once Daily Relief Extra Strength to Claritin® Tablets 24-Hour in Subjects With Allergic ConjunctivitisCompletedNCT05265910Phase 4
- Evaluation of The Effect of Loratadine Versus Diosmin/Hesperidin Combination on Vinca Alkaloids Induced NeuropathyStatus unknownNCT05243706Phase 3
- Melatonin Versus Hydroxizin for Pre Operative Anxiety in Elderly Patients With Hip FractureStatus unknownNCT05224167Not applicable
- Fixed Dose Combination of Desloratadine / Prednisolone in the Treatment of Moderate Severe Allergic Rhinitis in ChildrenCompletedNCT05214911Phase 3
- Histamine as a Molecular Transducer of Adaptation to ExerciseActive, not recruitingNCT05206227Early Phase 1
- Effect of Loratadine in LymphangioleiomyomatosisStatus unknownNCT05190627Phase 2
- CCMR Two: A Phase IIa, Randomised, Double-blind, Placebo-controlled Trial of the Ability of the Combination of Metformin and Clemastine to Promote Remyelination in People With Relapsing-remitting Multiple Sclerosis Already on Disease-modifying TherapyCompletedNCT05131828Phase 2
- Randomized-controlled Trial of the Effectiveness of COVID-19 Early Treatment in CommunityCompletedNCT05087381Phase 4
- Hydroxychloroquine and Chlorphenesin Carbamate in Combination With mFOLFIRINOX in Pancreatic CancerActive, not recruitingNCT05083780Phase 1
- Combined Antihistaminics Therapy in COVID 19 PatientsCompletedNCT05043350Phase 2/3
- Diphenhydramine Ointment for Knee OsteoarthritisStatus unknownNCT05036174Not applicable
- Ketotifen and Indomethacin Combination Treatment Clinical Trial for COVID-19CompletedNCT05007522Phase 3
- Effect of Cyproheptadine on Ventilatory Support-free Days in Critically Ill Patients With COVID-19Status unknownNCT04979221Phase 3
- Effects of Second-generation Antihistamine Bepotastine on Cough Outcomes in Cough Patients With Allergic RhinitisCompletedNCT04877678Phase 4
- Pilot Study for Cyproheptadine in Hospitalized Patient for COVID-19Status unknownNCT04876573Phase 2
- Cetirizine and Famotidine for COVID-19WithdrawnNCT04836806Phase 4
- Cyproheptadine in Severe COVID-19 : A Unblinded Randomized TrialStatus unknownNCT04820751Phase 3
- Study to Assess the Safety, Tolerability and Efficacy of Bilastine Ophthalmic Solution 0.6% in ChildrenCompletedNCT04810390Phase 3
- Efficacy and Toxicity of Bepotastine 1,5% PF vs Olopatadine 0,2% With BAK on Allergic Conjunctivitis TreatmentCompletedNCT04776096Phase 4
- Evaluation of Peripheral Itch Mechanisms Following Injection of Morphine (Second Sub-Project)CompletedNCT04700007Not applicable
- A Histamine Pharmacodynamic Biomarker to Guide Treatment in Pediatric Asthma (HAS3)CompletedNCT04699604Phase 3
- Antihistamines in the Treatment of Irritable Bowel Syndrome With DiarrheaWithdrawnNCT04612803Phase 3
- Allergic Rhinitis Combination Pharmacotherapy Efficacy StudyWithdrawnNCT04601324Phase 4
- Evaluation of Meclizine Orodispersible Tablet Pharmacokinetic in Human VolunteersStatus unknownNCT04564144Phase 1/2