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Bioequivalence study of Fixed Dose Combination of Efonidipine HCl ethanolate 40 mg and Chlorthalidone 12.5 mg tablets in healthy adults.

An open label, balanced, randomized, two-treatment, two-sequence, two-period, single-dose, truncated (only for chlorthalidone) crossover oral bioequivalence study of test product, fixed dose combination of Efonidipine HCl ethanolate 40 mg and Chlorthalidone 12.5 mg tablets of Zuventus Healthcare Limited, India with reference products, Efnocar 40 (Efonidipine HCl ethanolate 40 mg) tablets, manufactured by Zuventus Healthcare Limited, India and CTD®-12.5 (Chlorthalidone 12.5 mg) tablets, manufactured by Ipca Laboratories Limited, India in normal, healthy, adult, human subjects under fasting conditions.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2020/03/023908
Enrollment
28
Registered
2020-03-12
Start date
Unknown
Completion date
Unknown
Last updated
2023-01-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Interventions

Intervention1: Fixed Dose Combination of Efonidipine HCl ethanolate 40 mg and Chlorthalidone 12.5 mg tablets of Zuventus Healthcare Limited, India: One tablet will be administered once a day with 240

Sponsors

Zuventus Healthcare Limited
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. Healthy human subjects between 18 to 45 years of age (including both) and weight >= 50 kg (BMI 18.5 to 24.9 Kg/mm2 (including both)). 2. Acceptable findings during registration and screening including medical history, physical examinations, laboratory evaluations, 12-Lead ECG, and Chest X-Ray (postero-anterior view). 3. Values within normal ranges for laboratory parameters upon evaluation by the investigator or physician for any of the laboratory tests. 4. Subjects able to communicate effectively. 5. Subjects willing to give written informed consent and adhere to all the requirements of this protocol. 6. Subject willing to abstain from all kinds of caffeine/xanthine containing foods or alcoholic beverages, grapefruit or grapefruit juice from 72.00 hours prior to dosing until the last post dose blood sample collection in each period. 7. Must be non-smokers or ex-smokers: An ex-smoker is defined as someone who completely stopped smoking for atleast 6 months before Day 1 (first dosing) of Period- I of this study. 8. Female subjects: - Postmenopausal for atleast 1 year or - Surgically sterile (bilateral tubal ligation, bilateral oophorectomy, or hysterectomy has been performed on the subject) or - Female of childbearing potential practicing an acceptable method of birth control for the duration of the study as judged by the investigator(s) such as condoms, foams, jellies, diaphragm, and intrauterine device (IUD) or abstinence.

Exclusion criteria

Exclusion criteria: 1. Subjects having contraindication or hypersensitivity (e.g. anaphylaxis) to Efonidipine and Chlorthalidone or related group of drugs or any of its exicipients. 2. A history or presence of significant asthma, urticaria, or other allergic type reactions after taking aspirin or other NSAIDs. Severe, rarely fatal, anaphylactic like reactions to NSAIDs, seizures, diabetes, migraine, hypertension, cardiovascular, pulmonary, neurological, or psychiatric disease/ disorder, dermatological, endocrine, immunological, hepatic, renal, hematopoietic, gastrointestinal, ongoing infectious diseases, or any other significant abnormality as evidenced by medical history and physical examination or according to the opinion of the physician. 3. History or presence of gastrointestinal inflammation, bleeding, ulceration, and perforation of the stomach, small intestine or large intestine. 4. History or evidence of exfoliative dermatitis, Stevens Johnson syndrome, and toxic epidermal necrolysis. 5. Any known enzyme inducing or inhibiting drug taken within 30 days before the study. 6. Participation in drug research study within 90 days prior to dosing of this study. 7. Blood loss or whole blood donation within 90 days prior to drug administration. 8. Consumption of high caffeine (more than 5 cups of coffee or tea/day). 9. History of addiction to any recreational drug or drug dependence. 10. Any unusual or abnormal diet for whatever reason within 48.00 hours prior to admission of each period, eg. fasting due to religious reasons. 11. History of dehydration from diarrhea, vomiting or any other reason within a period of 72.00 hours prior to study admission of each period. 12. Positive Results for drugs of abuse (benzodiazepine, cocaine, opioids, amphetamine, cannabinoids and barbiturates) in urine during the study admission of each period. 13. Positive results for alcohol breathe analysis during the study admission of each period. 14. History of pre-existing bleeding disorder. 15. Difficulty in swallowing solids like tablets 16. Difficulty with donating blood 17. Systolic blood pressure less than mm Hg or more than mm Hg. 18. Diastolic blood pressure less than 60 mm Hg or more than 90 mm Hg 19. Pulse rate less than 60 beats/minute. 20. Use of any prescribed medication or OTC medicinal products during last two weeks preceding the first dosing 21. Female subjects demonstrating a positive pregnancy screen. 22. Female volunteer who is pregnant, currently breast-feeding. 23. Female volunteer who has used implanted or injected hormonal contraceptives anytime during the 6 months prior to study or used hormonal contraceptives within 14 days before dosing.

Design outcomes

Primary

MeasureTime frame
Pharmacokinetic parameters Cmax, AUC 0-t and AUC 0-inf for Efonidipine and C max and AUC 0-72 for Chlorthalidone from the test product to that of reference products will be assessed.Timepoint: Predose (00.00 Hr), 0.50 Hrs, 1.00 Hrs, 1.25 Hrs, 1.50 Hrs, 1.75 Hrs, 2.00 Hrs, 2.50 Hrs, 3.00 Hrs, 3.50 Hrs, 4.00 Hrs, 4.50 Hrs, 5.00 Hrs, 6.00 Hrs, 8.00 Hrs, 12.00 Hrs, and 24.00 Hrs, 12.00 Hrs, and 24.00 Hrs post dose

Secondary

MeasureTime frame
Pharmacokinetic parameters Tmax, T1/2, Kel and AUC_%Extrap_obs for Efonidipine and Tmax for Chlorthalidone) from tests product to that of reference products will be assessed.Timepoint: Predose (00.00 Hr), 0.50 Hrs, 1.00 Hrs, 1.25 Hrs, 1.50 Hrs, 1.75 Hrs, 2.00 Hrs, 2.50 Hrs, 3.00 Hrs, 3.50 Hrs, 4.00 Hrs, 4.50 Hrs, 5.00 Hrs, 6.00 Hrs, 8.00 Hrs, 12.00 Hrs, and 24.00 Hrs, 12.00 Hrs, 24.00 Hrs, 36.00 Hrs, 48.00 Hrs and 72.00 Hrs post dose

Countries

India

Contacts

Public ContactDr Bhupesh Dewan

Zuventus Healthcare Limited

Bhupesh.Dewan@zuventus.com022-30610000

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026