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CTRI Number  CTRI/2010/091/000001 [Registered on: 19/01/2010]
Last Modified On: 15/11/2018
Post Graduate Thesis  No 
Type of Trial  BA/BE 
Type of Study
Modification(s)  
 
Study Design  Randomized, Crossover Trial 
Public Title of Study
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A study to evaluate the bioequivalence of Quetiapine with Seroquel in adult schizophrenic patients. 
Scientific Title of Study
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An open label, balanced, randomized, two treatment, two-period, two-sequence, crossover, multicentric experimental bioequivalence study comparing Quetiapine film coated tablets 300 mg (Manufactured by Intas Pharmaceuticals Ltd., India) to the reference listed drug Seroquel® film coated tablets 300mg (Manufactured by AstraZeneca USA) under fasting conditions after multiple dose administration at steady state in adult schizophrenic patients stabilized on Quetiapine 600 mg per day. 
Trial Acronym  NA 
Secondary IDs if Any
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Secondary ID  Identifier 
181-09, Version 00, 4 May 2010  Protocol Number 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)
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Name  Rajesh CN  
Designation  Assistant General Manager 
Affiliation  Lambda Therapeutic Research Ltd. 
Address  Plot No. 38, Near Silver Oak Club,S.G. Highway, Gota

Ahmadabad
GUJARAT
380061
India 
Phone  079-40202051  
Fax  079-40202022  
Email  rajeshcn@lambda-cro.com  
 
Details of Contact Person
Scientific Query

Modification(s)  
Name  Dr Praveen Shetty 
Designation  Manager 
Affiliation  Lambda Therapeutic Research Ltd 
Address  Plot No. 38, Near Silver Oak Club,S.G. Highway, Gota

Ahmadabad
GUJARAT
380061
India 
Phone  079-40202098  
Fax    
Email  praveenshetty@lambda-cro.com  
 
Details of Contact Person
Public Query

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Name  Dr Ankit Ranpura 
Designation  Manager 
Affiliation  Lambda Therapeutic Research Ltd 
Address  Plot No. 38, Near Silver Oak Club, S.G. Highway, Gota

Ahmadabad
GUJARAT
380061
India 
Phone  917940202074  
Fax  917940202022  
Email  ankitranpura@lambda-cro.com  
 
Source of Monetary or Material Support
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Intas Pharmaceuticals Ltd 
 
Primary Sponsor
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Name  Intas Pharmaceuticals Ltd 
Address  2nd floor, Chinubhai Centre, Ashram Road,Ahmedabad-380 009, Gujarat, India 
Type of Sponsor  Pharmaceutical industry-Indian 
 
Details of Secondary Sponsor
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Name  Address 
NIL   
 
Countries of Recruitment
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  India  
Sites of Study
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No of Sites = 5  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Sanjay Phadke   Deenanath Mangeshkar Hospital & Research Centre  Erandwane, Pune-411004, Maharashtra, India
Pune
MAHARASHTRA 
09823262786

sanjay_phadke@hotmail.com 
Dr Jay Kumbhani  Manas Psychiatric hospital & deaddiction centre  301, 3rd floor, Manthan point, Opp. Amisha hotel,Una pani road,395003, India
Surat
GUJARAT 
02612443327

jaykumbhani2001@yahoo.co.in 
Dr Sachin Patkar   Masina Hospital,  Sant Savta Marg, Behind Gloria Church, Byculla,400027, India
Mumbai
MAHARASHTRA 
9821082802

drsachinpatkar@sify.com 
Dr Bakul Buch  Shri Hatkesh Health Foundation   Opp Bhutnath Temple, College Road,362001,India
Junagadh
GUJARAT 
0285-2654067

bakulbuch@gmail.com 
Dr Vaishal Vora   Sneh Clinic  Flat no. 301-2-3,Nakshatra Complex, Canara bank road, Above HDFC bank,Maninagar cross road, Maninagar, 380008,India
Ahmadabad
GUJARAT 
07925463963

vnvora@gmail.com 
 
Details of Ethics Committee
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No of Ethics Committees= 5  
Name of Committee  Approval Status 
Clinical Ethics Forum,Sai Prasad, 1st Floor, 125/A, Sion (West), Mumbai- 400 022  Approved 
Independent Ethics Committee, 57 Brahmin Mitra Mandal Society, B/W Paldi Bus Stop and Jalaram Mandir, Paldi, Ahmedabad-380 006   Approved 
Independent Ethics Committee, 57 Brahmin Mitra Mandal Society, B/W Paldi Bus Stop and Jalaram Mandir, Paldi, Ahmedabad-380 006   Approved 
Independent Ethics Committee, 57 Brahmin Mitra Mandal Society, B/W Paldi Bus Stop and Jalaram Mandir, Paldi, Ahmedabad-380 006   Approved 
Institutional Ethics Committee,Deenanath Manageshkar Hospital and Research Centre, Erandwane, Pune-411004.  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied
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Health Type  Condition 
Patients  (1) ICD-10 Condition: F209||Schizophrenia, unspecified,  
 
Intervention / Comparator Agent
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Type  Name  Details 
Intervention  Quetiapine film coated tablets 300 mg (as quetiapine fumarate)  Patients will be administered either Test or Reference product twice daily for the first four days followed by crossover for the next four days as per randomization schedule.  
Comparator Agent  Seroquel® film coated tablets 300 mg(Each film coated tablet containing quetiapine 300 mg as quetiapine fumarate)  Patients will be administered either Test or Reference product twice daily for the first four days followed by crossover for the next four days as per randomization schedule 
 
Inclusion Criteria
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Age From  18.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  1.Written informed consent for participation in the study by the patient and Patient?s Legally Authorized Representative (LAR).

2.Schizophrenic patients, between 18 and 60years of age (inclusive).

3.Patient has a documented clinical diagnosis of schizophrenia (DSM IV-TR) on a stable dose of Quetiapine 600 mg per day for at least 10 days prior to screening.

4.Having a Body Mass Index (BMI) between 18 and 30 (inclusive), calculated as weight in kg / height in m2.

5.Not having any significant diseases or clinically significant abnormal findings except schizophrenia during screening, medical history, physical examination, laboratory evaluations, 12-lead ECG and X-ray chest (postero-anterior view) recordings.

6.The investigator must ensure that the respective hepatic, renal, haematopoietic, cardiac and respiratory functions are appropriate to include the patient in the study.

7.Able to comply with study procedures in the opinion of the investigator.

8.In case of female patient the serum pregnancy test at screening visit and urine pregnancy test at day 1 and day 5 (before dosing) must be negative. 
 
ExclusionCriteria 
Details  1. Known hypersensitivity or idiosyncratic reaction to Quetiapine and its excipients.

2. Current or relevant history of serious, severe or unstable psychiatric illness (Meeting the criteria for any other (Diagnostic and Statistical Manual of Mental Disorders, 4th Edition (DSM-IV) Axis I) except schizophrenia.

3. Presence of Postural Hypotension (Defined as systolic blood pressure decrease of at least 20 mm Hg or a diastolic blood pressure decrease of at least 10 mm Hg within three minutes of standing up).

4. History of syncope or orthostatic hypotension.
5. Smokers who smoke 10 or more than 10 cigarette/day or inability to abstain from smoking during the study.

6. The presence of clinically significant abnormal laboratory values during screening.

7. Donation of blood (1 unit or 350 mL) within 90 days prior to receiving the first dose of study medication or during the study.
Note: In case the blood loss is less than or equal to 200 mL; Patient may be dosed 60 days after blood donation.

8. A positive hepatitis screen including hepatitis B surface antigen, HCV and HAV IgM antibodies.

9. Known case of HIV infection.

10. Supine blood pressure less than 110/70 mm Hg or pulse rate less than 60 or more than 100 beats per minute at screening.
11. Presence of cataract on Opthalmoscopic examination (slit lamp exam).

12. History of seizures.

13. History of agranulocytosis.

14. Patients having Hypertension or on any antihypertensive medication.

15. Patients with Diabetes mellitus or fasting blood glucose ≥ 126 mg/dl at screening visit.

16. Patients with abnormal thyroid function test at screening visit which as judged by Investigator could lead to safety risk to the patient upon participation in the trial or could interfere with the conduct of the trial.

17. Patient with hyperprolactinemia at screening visit which as judged by Investigator could lead to safety risk to the patient upon participation in the trial or could interfere with the conduct of the trial.

18. Dementia related psychosis.

19. Pregnant or lactating females.

 
 
Method of Generating Random Sequence
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Other 
Method of Concealment
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Other 
Blinding/Masking
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Open Label 
Primary Outcome
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Outcome  TimePoints 
Primary PK Parameters: Cmax,ss and AUC,ss  NIL 
 
Secondary Outcome
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Outcome  TimePoints 
Secondary PK Parameters: Cmin,ss, Tmax, PTF and Css,av  NIL 
 
Target Sample Size
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Total Sample Size="48"
Sample Size from India="48" 
Final Enrollment numbers achieved (Total)= ""
Final Enrollment numbers achieved (India)="" 
Phase of Trial
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N/A 
Date of First Enrollment (India)
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23/01/2010 
Date of Study Completion (India) Date Missing 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Date Missing 
Estimated Duration of Trial
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Years="1"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)
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Not Applicable 
Recruitment Status of Trial (India)  Completed 
Publication Details
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Not Applicable 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Brief Summary
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The multidose pharmacokinetics of Quetiapine are dose proportional within the proposed clinical dose range and Quetiapine accumulation is predictable upon multi dosing. In the present study, the relative bioavailability of Quetiapine film coated tablets 300 mg from the test formulation in comparison to the reference product Seroquel® film coated 300 mg tablets will be assessed under fasting conditions at steady state after multiple dose administration in Schizophrenic patients stabilized on Quetiapine 600 mg per day Rationale:The Sponsor has developed the test formulation. This study is being conducted to compare the bioavailability and characterise the pharmacokinetic profile of the Sponsors formulation (Quetiapine film coated tablets 300 mg) with respect to the reference formulation (Seroquel® film coated 300 mg tablets) in Schizophrenic patients under fasting conditions stabilized on Quetiapine 600 mg per day and to assess the bioequivalence. As a high number of healthy subjects experienced serious adverse effects after administration of antipsychotics such as hypotension, tachycardia etc., regulatory authorities are recommending that studies should be conducted on Schizophrenic patients. The study is being conducted on schizophrenic patients who are on a stable dose of quetiapine, and the patients cannot be deprived of the quetiapine treatment during the washout period of the study. Hence, the study has been planned to be a continuous administration of the test and the reference formulation without any intervening washout period. Objective:To compare the bioavailability and characterise the pharmacokinetic profile of the Sponsors formulation (Quetiapine film coated tablets 300 mg) with respect to the reference formulation (Seroquel® film coated 300 mg tablets) in adult Schizophrenic patients (stabilized on Quetiapine 600 mg per day) under fasting conditions and to assess the bioequivalence and safety of the patients 
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