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This is a study to compare two formulations of Felbamate in Eplileptic patients

A Multi- Centre, randomized, open label, multiple dose, two treatment, two-way steady state cross over, bioequivalence study comparing Felbamate oral suspension 600mg/5 mL of Glasshouse Pharmaceutical Limited Canada to the Reference Listed Drug(RLD), Felbatol (Felbamate) oral suspension 600mg/5mL in adult male and non-pregnant female epilepsy patients under fasting condition.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2018/07/014839
Enrollment
28
Registered
2018-07-12
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

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

Conditions

Health Condition 1: G40- Epilepsy and recurrent seizures

Interventions

Intervention1: Felbamate Oral Suspension: Felbamate Oral Suspension 600mg/5mL (Glasshouse pharmaceuticals)
Dose- 1800 to 3600 mg/day to be given three times daily for a duration of 57-78 days Control Intervention1: Felbatol: Felbamate Oral Suspension 600mg/5mL (MEDA Pharmaceuticals)
Dose- 1800 to 3600 mg/day to be given three times daily for a duration of 57-78 days

Sponsors

Glasshouse Pharmaceuticals Limited Canada
Lead Sponsor
JSS Medical Research India Private Limited
Collaborator

Eligibility

Inclusion criteria

Inclusion criteria: 1.Male and Non Lactating , Non -Pregnant Female patients aged between 18-65years 2.Body Mass Index in the range of 18 â?? 30 kg/m2. 3.Patients diagnosed with Epilepsy who do not respond adequately to alternative treatment. 4.Patients must provide written Informed consent prior to any study related procedures being performed. 5. Patients must have a willingness and ability to comply with the protocol requirements 6. patients should not have clinically serious conditions as per Investigatorâ??s discretion as determined by physical examination, medical history and routine hematological and Biochemical tests. 7. patients agreeing to, not using or conforming to not having any medication (prescription and over the counter, herbal products), including vitamins and minerals for 15 days prior to study entry (screening) and during the course of the study except any one of Valproic acid, Gabapentin, Levetiracetam or Pregabalin for ongoing therapy of their illness. 8.Female patients of Childbearing potential, in addition to having a negative serum Pregnancy test, must be willing to use a reliable means of contraception (other hormonal contraceptives) eg: barrier method (diaphragm or condom with spermicide, jellies, foams, intrauterine device(IUD),etc), surgical sterilization (bilateral tubal ligation, bilateral oophorectomy or hysterectomy) or abstinence for the duration of the study. Hormonal contraceptives should be avoided within 2 months prior to study entry (screening)

Exclusion criteria

Exclusion criteria: 1.History of allergic reactions to felbamate and/or related drugs 2.Concurrent primary psychiatric or neurological diagnosis, including organic mental disorder, severe tardive dyskinesia or idiopathic Parkinsonâ??s disease 3.Active suicidal plan/intent in the past 6 months, or a history of suicide attempt in the last 2 years, or more than 1 lifetime suicide attempt. 4.Change in AED regimen in the last 28 days 5.Subject is currently taking > 3 concomitant AEDs 6.Subject has had status epilepticus within the past 2 years 7.Epilepsy dietary therapy initiated 8.Epilepsy surgery 9.A two-fold increase in the highest, 2-day pre-study seizure frequency 10.Single generalized, tonic-clonic seizure, if none occurred during pre-treatment screening, and/or, 11. Significant prolongation of generalized, tonic-clonic seizures 12.Red Blood Cells (RBCs), White Blood Cells (WBCs) and platelet counts below the lower limit of normal for the laboratory conducting the test and / or as per Investigatorâ??s discretion 13.History of aplastic anemia or bone marrow suppression 14.Medical or surgical condition interfering with absorption, metabolism or excretion of felbamate 15.Serum transaminases > 2 multiply the upper limit of normal or history or evidence of hepatic dysfunction 16.Concurrent use of drugs known to suppress bone marrow function 17.Expected change of concomitant medications during trial 18.A history of severe hepatic impairment, drug inducted leucopenia/neutropenia, congenital prolongation of the QT interval, cardiac arrhythmias and myocardial infarction or unstable heart disease 19.History of alcohol dependence, alcohol abuse or drug abuse within the past 6 months. Recent or current alcohol abuse ( > 5 units/week, 1 unit equal to 10 mL or 8 gm of pure alcohol) or suspected abuse. 20.Patients with positive HIV I/II, HCV tests 21.Patients with positive HBsAg, positive anti-Hbc and positive anti HBs 22.Participation in any other clinical study within 90 days prior to Compliance with outpatient medication schedule not expected. 23.History of or currently active malignancy or any other serious diseases 24.Any contraindication to blood sampling 25.Blood donation within 90 days prior to the commencement of the study 26.Patients who are unable to fulfill study requirements in relation to conforming to the visit schedule. 27.Onset of screening period

Design outcomes

Primary

MeasureTime frame
Bioavailability of Oral suspension of Glasshouse pharmaceuticals limited Canadaâ??s felbamate relative to that of FelbatolTimepoint: Day 1 to Day 14

Secondary

MeasureTime frame
Adverse Events, Drug related Adverse events Clinically significant changes in vital signs, Physical and Laboratory examination and ECGTimepoint: Throughout study

Countries

India

Contacts

Public ContactDr Shariq Anwar

JSS Medical Research India Private Limited

Gursimran.kaur@jssresearch.com9899443314

Outcome results

None listed

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