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Loratadine

Phase 4FDA approved

Clinical Pharmacology | Small molecule | Other |Bayer AG|Trials Updated: Sep 19, 2018

Loratadine development status

FDA approval on record Jun 24, 2004
Approval holderPerrigo
ApplicationNDA021512
Highest phase Phase 4 (NCT01469234)
Phase scored for BAYRYPhase 1
Registered trials 18 across 12 sponsors since Jun 2007

Loratadine target and mechanism

Molecular targetHRH1
Target classAntagonist
ModalitySmall molecule
ChEMBLCHEMBL998

Also known as Loratadine oral solution

Success Probability

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Market & Valuation

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Trial Design

RandomizedACTIVE_CONTROLLED
Total Trials3
Total Enrollment135

FDA Designations

No designations recorded

Loratadine clinical trials

Loratadine · 3 trials · 2 indications

Phase 1 3
NCT03517943A Manufacturing Transfer Study Comparing the Bioequivalence of a Single Oral Dose of Claritin-D 12-Hour Extended Release Tablet From 2 Different Manufactuers Under Fed Conditions in Healthy Adult SubjectsClinical Pharmacology
COMPLETED29 Analytics
NCT03517930A Manufacturing Transfer Study Comparing the Bioequivalence of a Single Oral Dose of Claritin-D 12-Hour Extended Release Tablet From 2 Different Manufacturers Under Fasted Conditions in Healthy Adult SubjectsClinical Pharmacology
COMPLETED52 Analytics
NCT02593747To Assess Bioequivalence of Loratadine Oral Solution/Syrup Versus Claritin Peach SyrupHistamine H1 Antagonists, Non-Sedating
COMPLETED54 Analytics
PHASE1COMPLETED
A Manufacturing Transfer Study Comparing the Bioequivalence of a Single Oral Dose of Claritin-D 12-Hour Extended Release Tablet From 2 Different Manufactuers Under Fed Conditions in Healthy Adult Subjects
Clinical PharmacologyUnlock trial analytics
PHASE1COMPLETED
A Manufacturing Transfer Study Comparing the Bioequivalence of a Single Oral Dose of Claritin-D 12-Hour Extended Release Tablet From 2 Different Manufacturers Under Fasted Conditions in Healthy Adult Subjects
Clinical PharmacologyUnlock trial analytics
PHASE1COMPLETED
To Assess Bioequivalence of Loratadine Oral Solution/Syrup Versus Claritin Peach Syrup
Histamine H1 Antagonists, Non-SedatingUnlock trial analytics

Study Endpoints

Primary Endpoints

AUC(0-tlast) of loratadine and pseudoephedrine
Baseline (within 60 minutes of dosing) and at 15, 30, 45, 60 minutes and 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 6, 8, 10, 12, 16, 24, 36, 48 and 72 hours post dose in each treatment period

Area under the curve from time 0 to the last measurable concentration.

Cmax of loratadine and pseudoephedrine
Baseline (within 60 minutes of dosing) and at 15, 30, 45, 60 minutes and 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 6, 8, 10, 12, 16, 24, 36, 48 and 72 hours post dose in each treatment period

Maximum observed plasma level

Primary: Area Under the Concentration Versus Time Curve From Zero to the Last Data Point Greater Than Lower Limit of Quantitation (LLOQ) of Loratadine in Plasma (AUC[0-tlast]) After Single Oral Dose of Loratadine
0 hour (h) (pre-dose) to 72 h post-dose

Area under the concentration versus time curve from zero to the last data point greater than (\>) LLOQ (AUC\[0-tlast\]) after single dose.

Maximum Observed Concentration (Cmax) of Loratadine in Plasma After Single Oral Dose of Loratadine
0 h (pre-dose) to 72 h post-dose

Maximum observed loratadine concentration in plasma, directly taken from analytical data.

Secondary Endpoints

AUC for loratadine, pseudoephedrine and desloratadine
Baseline (within 60 minutes of dosing) and at 15, 30, 45, 60 minutes and 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 6, 8, 10, 12, 16, 24, 36, 48 and 72 hours post dose in each treatment period
%AUC(tlast-∞) for loratadine, pseudoephedrine and desloratadine
Baseline (within 60 minutes of dosing) and at 15, 30, 45, 60 minutes and 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 6, 8, 10, 12, 16, 24, 36, 48 and 72 hours post dose in each treatment period
Tmax for loratadine, pseudoephedrine and desloratadine
Baseline (within 60 minutes of dosing) and at 15, 30, 45, 60 minutes and 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 6, 8, 10, 12, 16, 24, 36, 48 and 72 hours post dose in each treatment period
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Study Design & Arms

AllocationRANDOMIZED
MaskingNONE
ModelCROSSOVER
PurposeOTHER

Treatment Arms

ArmTypeDescription
Test treatmentEXPERIMENTALHealthy adult subjects under fed conditions
Reference treatmentACTIVE_COMPARATORHealthy adult subjects under fed conditions
Loratadine oral solution/syrup then Claritin peach syrupEXPERIMENTALSubjects received a single oral dose of 10 mg loratadine-oral solution/syrup 1 mg/mL (GPLA formula, test formulation) under fasted condition in treatment period 1, followed by a single oral dose of 10 mg loratadine-claritin peach syrup 1 mg/mL (ANNA formula, reference formulation) under fasted condition in treatment period 2. A wash-out period of at least 10 calendar days was maintained between the 2 treatments.
Claritin peach syrup then Loratadine oral solution/syrupEXPERIMENTALSubjects received a single oral dose of 10 mg loratadine-claritin peach syrup 1 mg/mL (ANNA formula, reference formulation) under fasted condition in treatment period 1, followed by a single oral dose of 10 mg loratadine-oral solution/syrup 1 mg/mL (GPLA formula, test formulation) under fasted condition in treatment period 2. A wash-out period of at least 10 calendar days was maintained between the 2 treatments.

Interventions

NameTypeDescription
Loratadine + Pseudoephedrine sulfate (Claritin-D, BAY818725) (Manufacturer-SAG)DRUGOral, Loratadine 5 mg/ pseudoephedrine sulfate 120 mg (x1)
Loratadine + Pseudoephedrine sulfate (Claritin-D, BAY818725) (Manufacturer-Heist)DRUGOral, Loratadine 5 mg/ pseudoephedrine sulfate 120 mg (x1)
Loratadine oral solutionDRUGSubjects received a single oral dose of 10 mg loratadine oral solution/syrup 1 mg/mL (GPLA formula, test formulation) under fasted condition in any intervention period.
Loratadine (Claritin peach syrup)DRUGSubjects received a single oral dose of 10 mg loratadine claritin peach syrup 1 mg/mL (ANNA formula, reference formulation) under fasted condition in any intervention period.
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Eligibility Criteria

Age Range18 Years to 55 Years
SexALL
Healthy VolunteersYes
Study Sites1

Inclusion Criteria: * Healthy adult men or women * Age 18 to 55 years inclusive * Body mass index 18.5 to 30.0 kg/m\*2 inclusive * Be willing and able to consume all contents of the standardized breakfast within 30 minutes of dosing Exclusion Criteria: * Positive alcohol or drug screen at Screeni...

Countries:United StatesGermany
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Frequently asked questions about Loratadine

What is loratadine?

Loratadine is a small molecule histamine H1 receptor antagonist developed by Bayer AG (ticker BAYRY). It is a non-sedating antihistamine studied in clinical pharmacology and histamine H1 antagonist research. Bayer's clinical development work on loratadine formulations is at Phase 1, with completed bioequivalence studies in healthy adult volunteers.

What does loratadine target?

Loratadine targets HRH1, the histamine H1 receptor, acting as an antagonist. By blocking this receptor, loratadine belongs to the non-sedating histamine H1 antagonist class. Its development program with Bayer AG (BAYRY) focuses on clinical pharmacology studies of different loratadine formulations.

Who makes loratadine?

Bayer AG, which trades under the ticker BAYRY, is the developer associated with the loratadine programs described here. Bayer conducted Phase 1 bioequivalence studies of loratadine oral solution and Claritin-D extended release tablets, including manufacturing transfer comparisons.

What phase is loratadine in?

Loratadine is in Phase 1 clinical development in the programs described here. Both completed trials are Phase 1 bioequivalence studies, and no active trials are listed. The studies enrolled healthy adult volunteers and evaluated different loratadine formulations.

What clinical trials is loratadine in?

Loratadine has been studied in completed Phase 1 trials including NCT03517943 and NCT03517930, which compared the bioequivalence of Claritin-D 12-hour extended release tablets from two manufacturers under fed and fasted conditions, and NCT02593747, which assessed loratadine oral solution versus Claritin peach syrup.