Bioequivalence Study for Desloratadine OD Tablets 5 mg Under Fed Condition

Study Overview
=================
Brief Summary
-----------------
This is an open label, randomised, single dose, 2-way crossover, comparative bioequivalence study.

Detailed Description
-----------------
The objective of this study was to compare the rate and extent of absorption of Dr. Reddy's Laboratories Ltd., India, desloratadine ODT 5 mg and Schering Corporation, U.S.A.(Clarinex® 5 mg), desloratadine ODT 5 mg under fed conditions. The treatment phases were separated by a washout period of 14 days. 38 subjects were dosed and were enrolled in the study; 36 of these enrolled subjects completed the study.

Official Title
-----------------
Randomized, Single Dose, 2-Way Crossover, Relative Bioavailability Study of Desloratadine Orally Disintegrating Tablet Fed Conditions

Conditions
-----------------
Healthy

Intervention / Treatment
-----------------
* Drug: Desloratadine


Participation Criteria
=================
Eligibility Criteria
-----------------
Inclusion Criteria: Is the individual a healthy, normal adult man or woman who volunteers to participate? Is s/he within 18 to 45 years of age, inclusive? Is his/her BMI between 19 and 30 inclusive? Is she willing to avoid pregnancy by abstaining from sexual intercourse with a non-sterile male partner, or by the use one of the following methods: diaphragm + spermicide or condom + spermicide (at least 14 days before dosing), intra-uterine contraceptive device or hormonal contraceptives (at least 4 week prior to dosing) or has she been surgically sterile or post-menopausal at least six months prior to entering into the study? Is s/he considered reliable and capable of understanding his/her responsibility and role in the study? Has s/he provided written informed consent? Exclusion Criteria: Does the individual have a history or allergy or hypersensitivity to desloratadine, milk or eggs? Does s/he have clinically significant laboratory abnormalities that would interfere with the conduct or interpretation of the study or jeopardize his/her safety? Does s/he have significant history or clinical evidence of auto-immune, cardiovascular, gastrointestinal, hematological, hematopoietic, hepatic, neurological, ongoing infection, pancreatic, or renal disease that would interfere with the conduct or interpretation of the study or jeopardize his/her safety? Is she nursing? Does s/he have serious psychological illness? Does s/he have significant history (within the past year) or clinical evidence of alcohol or drug abuse? Does s/he have a positive urine drug screen or a positive HIV-I, or hepatitis B or C screen, or a positive pregnancy test? Is s/he unable to refrain from the use of alcohol or xanthine-containing foods or beverages during periods beginning 48 hours prior to study drug administration and ending when the last blood sample has been taken in each study period? Has s/he used any prescription drug, other than hormonal contraceptives, during the 14 day period prior to study initiation, or any OTC drug during the 72 hour period preceding study initiation? Is s/he unable to refrain from the use of all concomitant medications, other than hormonal contraceptives, during the study? Has s/he donated or lost blood or participated in a clinical study which involved the withdrawal of a large volume of blood (480 mL or more), during the six week period preceding study initiation? Has s/he donated plasma during the two week period preceding study initiation? Has s/he received an investigational drug during the 30 day period preceding study initiated? Has s/he used any tobacco products in the 3 months preceding drug administration?

Ages Eligible for Study
-----------------
Minimum Age: 18 Years
Maximum Age: 45 Years

Sexes Eligible for Study
-----------------
All

Accepts Healthy Volunteers
-----------------
Accepts Healthy Volunteers

Study Plan
=================
How is the study designed?
-----------------

Design Details

Primary Purpose: Treatment
Allocation: Randomized
Intervention Model: Crossover Assignment
Masking: None (Open Label)


Arms and Interventions

| Participant Group/Arm | Intervention/Treatment |
| --- | --- |
| Experimental: Desloratadine OD tablets 5 mg<br>Desloratadine OD tablets 5 mg of Dr. Reddy's Laboratories Limited | Drug: Desloratadine<br>* Desloratadine ODT 5 mg<br>* Other names: Clarinex ODT 5 mg;|
| Active Comparator: Clarinex<br>Clarinex 5 mg of Schering Corporation Inc USA | Drug: Desloratadine<br>* Desloratadine ODT 5 mg<br>* Other names: Clarinex ODT 5 mg;|

What is the study measuring?
-----------------
Primary Outcome Measures

| Outcome Measure | Measure Description | Time Frame |
| --- | --- | --- |
| Area under curve(AUC) |  | Pre-dose 0.5,1,1.5,2,2.5,3,3.5,4,4.5,5,6,8,12,24,36,48,72,96,120 and 144 hours post-dose | 

 Terms related to the study
=================
Keywords Provided by Centre Hospitalier Valida
-----------------
Bioequivalence, Desloratadine, crossover