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A Study to evaluate the blood levels of Carbidopa 61.25 mg and Levodopa 245 mg Capsules as a test compared to the Reference RYTARY (Carbidopa and Levodopa) Capsules 61.25 mg/ 245 mg (R) in normal healthy subjects under fed and fasting condition.

An open label, randomized, balanced, two treatment, two sequence, two period, cross-over, single-dose, oral bioequivalence study of Carbidopa 61.25 mg and Levodopa 245 mg Extended Release Capsules (T) Manufactured by ScieGen Pharmaceuticals, Inc 89 Arkay Drive, Hauppauge, New York- 11788, United States with RYTARY® (Carbidopa and Levodopa) Extended Release Capsules 61.25 mg/ 245 mg (R) Manufactured by Bora Pharmaceutical Laboratories Inc. Jhunan, Taiwan and Distributed by Amneal Specialty, a division of Amneal Pharmaceuticals LLC Bridgewater, NJ 08807 in normal healthy, adult male and female subjects under fed and fasting condition. - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2025/01/079338
Enrollment
120
Registered
2025-01-24
Start date
Unknown
Completion date
Unknown
Last updated
2025-02-03

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

Conditions

None listed

Interventions

Intervention1: Carbidopa 61.25 mg and Levodopa 245 mg Extended Release Capsules (T) Manufactured by ScieGen Pharmaceuticals, Inc 89 Arkay Drive, Hauppauge, New York- 11788, United States: After an ove

Sponsors

ScieGen Pharmaceuticals, Inc
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Volunteers who accept for participating in this study must be: 1. Healthy, adult male and female, subjects aged between 18-45 years (both inclusive) weighing at least 50 kg at the time of screening. 2. Having a Body Mass Index (BMI) between 18.50 to 29.99 kg/m2 (both inclusive) at the time of screening. 3. Normal or clinically insignificant findings during screening, medical history, clinical examination including vital signs, laboratory evaluations, 12 lead ECG and X-ray chest (posterior-anterior view) recordings. 4. Able to comply with the study procedures, in the opinion of the Principal Investigator. 5. Compliance with study specific restrictions and prohibitions. 6. Able to give voluntary written informed consent for participation in the trial. In case of Female subjects: 1. Female subjects who are of child bearing potential and are willing to use a suitable and effective double barrier contraceptive method or non-hormonal intra uterine device during the study. 2. Female subjects who are tested negative for serum pregnancy test at the time of check-in. 3. Female subjects who are tested negative for urine pregnancy test at the time of screening.

Exclusion criteria

Exclusion criteria: If any subject is having any of the following conditions, will be excluded from the participation in this study: 1. Known hypersensitivity or idiosyncratic reaction to the study drug or any related drug. 2. History or presence of any disease or disorder known to influence bone metabolism, compromise the hemopoietin, renal, hepatic, endocrine, pulmonary, central nervous, cardiovascular, immunological, dermatological, gastrointestinal, musculoskeletal or any other body system. 3. History of significant daytime sleepiness or episodes of falling asleep during activities. 4. Ingestion of any medicine at any time within 14 days prior to IP administration in period I. In any such case subject selection will be at the discretion of the Principal Investigator. 5. Habit of consuming high caffeine (more than 5 cups of coffee or tea/day). 6. Smokers and Alcoholics. 7. History of dehydration from diarrhea, vomiting or any other reason within a period of 24.00 hours prior to study check-in. 8. An unusual or abnormal diet within 48.00 hours prior to study check-in, whatever reason e.g. because of fasting due to religious reasons. 9. The presence of clinically significant abnormal laboratory values during screening. 10. Use of any recreational drugs or history of drug addiction or testing positive in pre-study urine drug screening and Urine alcohol test. 11. A history of difficulty with donating blood or having donated blood in the preceding 90 days for males / 120 days for females prior to the start of the study. 12. Subject who has participated in any other clinical study involving drug administration and collection of blood samples in the 90 days for males / 120 days for females preceding the start of the study. 13. Difficulty in swallowing tablets/ Capsules. 14. Positive HIV, VDRL/RPR, Hepatitis B and C tests. 15. Subjects who have used any drugs or substances known to be strong inhibitors or inducers of Cytochrome P450 enzymes within 14 days prior to IP administration in period I. 16. Pregnant and lactating women or those using hormonal contraceptives (oral/implants). 17. History of undiagnosed vaginal bleeding (for females only). 18. Female subjects who demonstrates a positive pregnancy during screening or currently breast-feeding. 19. 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
Cmax, AUC(0-t) and AUC(0-inf)Timepoint: Total 23 blood samples in each period, a single pre-dose (-02.00 to 00.00) blood sample of 4.0 mL will be collected and placed in Ice cold bath at each period. The post-dose blood samples of 4.0 mL will be collected and placed in Ice cold bath at 00.33, 00.68, 01.00, 01.33, 01.68, 02.00, 02.33, 02.68, 03.00, 03.33, 03.68, 04.00, 04.33, 04.68, 05.00, 05.50, 06.00, 08.00, 10.00, 12.00, 16.00 and 24.00 hours post-dose.

Secondary

MeasureTime frame
Tmax, t½, Kel, Kel Lower, Kel Upper and AUCExtrapolated%Timepoint: Total 23 blood samples in each period, a single pre-dose (-02.00 to 00.00) blood sample of 4.0 mL will be collected and placed in Ice cold bath at each period. The post-dose blood samples of 4.0 mL will be collected and placed in Ice cold bath at 00.33, 00.68, 01.00, 01.33, 01.68, 02.00, 02.33, 02.68, 03.00, 03.33, 03.68, 04.00, 04.33, 04.68, 05.00, 05.50, 06.00, 08.00, 10.00, 12.00, 16.00 and 24.00 hours post-dose.

Countries

India

Contacts

Public ContactDr Divya A MD

M/s Notrox Research Pvt Ltd (NRPL)

drdivya-a@notroxresearch.com7760829333

Outcome results

None listed

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