Bioavailability Study of Valacycovir HCl Tablets, 1000 mg of Dr. Reddy's Under Fed Condition

An Open Label, Balanced, Randomized, Two Treatment, Two-sequence, Two-period, Single-dose Crossover Comparative Bioavailability Study of 1000 mg Valacyclovir HCl Tablets of Dr. Reddys's and Valtrex (R) 1 gm Caplets of GlaxoSmithkline in Healthy Volunteers Under Fed Conditions.

The purpose of this study is to

1. Compare and evaluate the single-dose bioavailability study of 1000mg Valacyclovir HCl tablets of Dr. Reddy's and Valtrex (R)(Valacyclovir Hydrochloride)CAPLETS 1 gram of GlaxoSmithkline, in healthy, adult human subjects under fed conditions.
2. monitor the adverse events and ensure the safety of subjects.

Study Overview

• Status: Completed
• Conditions: Healthy
• Intervention / Treatment: Drug: Valacyclovir Hydrochloride

Detailed Description

An open label, balanced, randomized, two-treatment, two-sequence two-period, single-dose, crossover comparative bioavailability study of 1000 mg Valacyclovir Hydrochloride Tablets of Dr. Reddy's Laboratories Ltd., India and valtrex (R) (Valacyclovir Hydrochloride) CAPLETS 1 gram of GlaxoSmithkline in healthy, adult human subjects under fed conditions

• Study Type: Interventional
• Enrollment (Actual): 34
• Phase: Phase 1

Contacts and Locations

Study Locations

• India
  • Gujrat
    • Ahmedabad, Gujrat, India, 380 015
      • Veeda clinical research Pvt. Ltd., India

Participation Criteria

Eligibility Criteria

• Ages Eligible for Study: 18 years to 45 years (Adult)
• Accepts Healthy Volunteers: Yes
• Genders Eligible for Study: All

Description

Inclusion Criteria:

The subjects were selected for study participation, based on the following criteria:

1. Human subjects aged between 18 and 45 years (including both).
2. Subjects' weight within the normal range according to normal values for the Body Mass Index (18.5 to 24.9 kg/m2) with minimum of 50 kg weight.
3. Subjects with normal health as determined by personal medical history, clinical examination and laboratory examinations within the clinically acceptable normal range.
4. Subjects having normal 12-lead electrocardiogram (ECG).
5. Subjects having normal chest X-Ray (PIA view).
6. Have a negative urine screen for drugs of abuse (including amphetamines, barbiturates, benzodiazepines, marijuana, cocaine, and morphine).
7. Have negative alcohol breath test.
8. Subjects willing to adhere to the protocol requirements and to provide written informed consent.

Exclusion Criteria:

The subjects were excluded from the study, based on the following criteria:

1. Hypersensitivity to Valacyclovir Hydrochloride or related drugs.
2. History or presence of significant cardiovascular, pulmonary, hepatic, renal, gastrointestinal, endocrine, immunological, dermatological, neurological or psychiatric disease or disorder.
3. History or presence of significant alcoholism or drug abuse in the past one year.
4. History or presence of significant smoking (more than 10 cigarettes or beedi' s/day).
5. History or presence of significant asthma, urticaria or other allergic reactions.
6. History or presence of significant gastric and/or duodenal ulceration.
7. History or presence of significant thyroid disease, adrenal dysfunction, organic intracranial lesion such as pituitary tumour.
8. History or presence of cancer.
9. Difficulty with donating blood.
10. Difficulty in swallowing solids like tablets or capsules.
11. Systolic blood pressure less than 100 mm Hg or more than 140 mm Hg.
12. Diastolic blood pressure less than 60 mm Hg or more than 90 mm Hg.
13. Pulse rate less than 50/minute or more than 100/minute.
14. Oral temperature less than 95°F or more than 98.6°F.
15. Respiratory rate less than 12/minute or more than 20/minute
16. Subjects who have used any prescription medication, within 14 days of period 01 dosing or OTC medication within 14 days of period 01 dosing.
17. Major illness during 3 months before screening.
18. Participation in a drug research study within past 3 months.
19. Donation of blood in the past 3 months before screening.
20. Subjects who have consumed xanthine-containing products (including caffeine, theobromines, etc.) within 48 hours prior to period 01 dosing.
21. Subjects who have consumed food or beverages containing grapefruit or pomelo within 14 days prior to period 01 dosing.
22. Subjects who have used any drugs or substances known to be strong inhibitors of CYP enzymes (formerly known as cytochrome P450 enzymes) within 28 days prior to the first dose.
23. Subjects who have used any drugs or substances known to be strong inducers of CYP enzymes (formerly known as cytochrome P450 enzymes) within 28 days prior to the first dose.

Study Plan

How is the study designed?

Design Details

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

Number of Arms

2

Arms and Interventions

Participant Group / Arm	Intervention / Treatment
Experimental: Valacyclovir Hydrochloride; Valacyclovir Hydrochloride Tablets, 1000 mg of Dr. Reddy's Laboratories Limited	Drug: Valacyclovir Hydrochloride; Valacyclovir Hydrochloride Tablets, 1000 mg of Dr. Reddy's Laboratories Limited; Other Names: Valtrex (R)(Valacyclovir Hydrochloride) CAPLETS 1 gm
Active Comparator: Valtrex (R); Valtrex (R) (Valacyclovir Hydrochloride) CAPLETS 1 gram of GlaxoSmithkline	Drug: Valacyclovir Hydrochloride; Valacyclovir Hydrochloride Tablets, 1000 mg of Dr. Reddy's Laboratories Limited; Other Names: Valtrex (R)(Valacyclovir Hydrochloride) CAPLETS 1 gm

What is the study measuring?

Primary Outcome Measures

Outcome Measure	Time Frame
Bioequivalence based on Cmax and AUC parameters	4 months

Collaborators and Investigators

• Sponsor: Dr. Reddy's Laboratories Limited

Study record dates

Study Major Dates

• Study Start: February 1, 2007
• Primary Completion (Actual): February 1, 2007
• Study Completion (Actual): May 1, 2007

Study Registration Dates

• First Submitted: June 2, 2010
• First Submitted That Met QC Criteria: June 2, 2010
• First Posted (Estimate): June 3, 2010

Study Record Updates

• Last Update Posted (Estimate): June 14, 2010
• Last Update Submitted That Met QC Criteria: June 11, 2010
• Last Verified: June 1, 2010

More Information

Terms related to this study

• Keywords: Bioequivalence; Crossover; Valacyclovir Hydrochloride
• Additional Relevant MeSH Terms: Nutrition Disorders; Malnutrition; Anti-Infective Agents; Antiviral Agents; Valacyclovir
• Other Study ID Numbers: 07-VIN-028