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CTRI Number  CTRI/2025/08/092417 [Registered on: 05/08/2025] Trial Registered Prospectively
Last Modified On: 05/08/2025
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Drug 
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   A Study Comparing Tofisopam and Clonazepam in Reducing Anxiety Symptoms in Adults with Generalized Anxiety Disorder 
Scientific Title of Study   A comparison of the anxiolytic properties of Tofisopam and Clonazepam—A randomized controlled study  
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
40/04.04.2025  Protocol Number 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Kurma Ramya Krishna 
Designation  Assistant professor 
Affiliation  Konaseema Institute of Medical Sciences and Reseach foundation 
Address  Department of Psychiatry, Room no. 2, Old Block, Konaseema Institute of Medical Sciences and Research Foundation, Chaitanya Health City, NH 214, Amalapuram, Dr B. R. Ambedkar Konaseema District.

East Godavari
ANDHRA PRADESH
533201
India 
Phone  08332885221  
Fax    
Email  ramyakrishna251@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Kurma Ramya Krishna 
Designation  Assistant professor 
Affiliation  Konaseema Institute of Medical Sciences and Reseach foundation 
Address  Department of Psychiatry, Room no. 2, Old Block, Konaseema Institute of Medical Sciences and Research Foundation, Chaitanya Health City, NH 214, Amalapuram, Dr. B. R. Ambedkar Konaseema District.

East Godavari
ANDHRA PRADESH
533201
India 
Phone  08332885221  
Fax    
Email  ramyakrishna251@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Kurma Ramya Krishna 
Designation  Assistant professor 
Affiliation  Konaseema Institute of Medical Sciences and Reseach foundation 
Address  Department of Psychiatry, Room no. 2, Old Block, Konaseema Institute of Medical Sciences and Research Foundation, Chaitanya Health City, NH 214, Amalapuram, Dr. B. R. Ambedkar Konaseema District.

East Godavari
ANDHRA PRADESH
533201
India 
Phone  08332885221  
Fax    
Email  ramyakrishna251@gmail.com  
 
Source of Monetary or Material Support  
NIL 
 
Primary Sponsor  
Name  Kurma Ramya Krishna 
Address  Konaseema Institute of Medical Sciences and Research Foundation, Chaitanya Health City, NH 214, Amalapuram, Dr. B. R. Ambedkar Konaseema District. 
Type of Sponsor  Other [self] 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Kurma Ramya Krishna  Konaseema Institute of Medical sciences and Research foundation  Department of Psychiatry, Room no. 2, Old Block, Konaseema Institute of Medical Sciences and Research Foundation, Chaitanya Health City, NH 214, Amalapuram, Dr. B. R. Ambedkar Konaseema District.
East Godavari
ANDHRA PRADESH 
08332885221

ramyakrishna251@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethical Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: F411||Generalized anxiety disorder, (2) ICD-10 Condition: F410||Panic disorder [episodic paroxysmal anxiety], (3) ICD-10 Condition: F401||Social phobias, (4) ICD-10 Condition: F400||Agoraphobia,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Clonazepam  It will be started along with escitalopram at a dose of 0.25 mg twice daily. Based on the response and clinical improvement, the dose may be increased to a maximum of 2 mg per day. 
Intervention  Tofisopam  It will be started along with escitalopram at a dose of 50 mg once daily. Based on the response and clinical improvement, it may be increased to a maximum dose of 200 mg per day. 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  1. Patients who are diagnosed with any anxiety disorder according to the International Classification of Diseases (ICD-11). This includes the diagnosis of phobias, panic disorders, and generalized anxiety disorder.
2. Past diagnosis of mental illness, but not on medication for at least 3 months.
 
 
ExclusionCriteria 
Details  1. Organic causes for the anxiety symptoms.
2. Presence of uncontrolled medical conditions such as hypertension, diabetes mellitus, bronchial asthma, etc.
3. Presence of severe medical conditions that might interfere with assessment, such as cancer, renal problems, cardiac problems, etc.
4. Pregnancy
5. Unwilling to participate in the study.
 
 
Method of Generating Random Sequence   Permuted block randomization, fixed 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Open Label 
Primary Outcome  
Outcome  TimePoints 
Changes in scores of the Hamilton Anxiety Rating Scale   Changes in scores of the Hamilton Anxiety Rating Scale at baseline, 2 weeks, and 4 weeks. 
 
Secondary Outcome  
Outcome  TimePoints 
To compare the tolerability between the two anxiolytics by a generic assessment of the Side Effects scale.  Baseline, 2 weeks, and 4 weeks. 
 
Target Sample Size   Total Sample Size="60"
Sample Size from India="60" 
Final Enrollment numbers achieved (Total)= "Applicable only for Completed/Terminated trials"
Final Enrollment numbers achieved (India)="Applicable only for Completed/Terminated trials" 
Phase of Trial   N/A 
Date of First Enrollment (India)   31/08/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="0"
Months="6"
Days="0" 
Recruitment Status of Trial (Global)   Not Yet Recruiting 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

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

Response - NO
Brief Summary   Anxiety acts as an alerting signal. It is characterized by a diffuse, unpleasant, and vague sense of apprehension, often accompanied by autonomic symptoms such as headache, perspiration, palpitations, chest tightness, stomach discomfort, and restlessness. These symptoms tend to vary among persons. Anxiety disorders are among the most prevalent psychiatric conditions. It is also the leading cause of distress and impairment. This group includes clinically related but distinct mental disorders. It includes panic disorder, phobias, social anxiety disorder, and generalized anxiety disorder. Clonazepam and etizolam are established as anxiolytic agents. Tofisopam was approved over 35 years ago and was recently launched in India. It is efficacious compared to other benzodiazepines in treating anxiety disorders. It was found to have significant anxiolytic effects with no impairment of attention or somnolence and was well tolerated with no adverse effects. The clinical effect of tofisopam is evident as early as 1 week, with a maximum response by 3 weeks, at a dose of 150 to 300 mg/day. This would prove to be a game-changer in the treatment of anxiety disorders. Data exists on the clinical effectiveness of Tofisopam in anxiety disorders, but there is a lack of research on the direct comparison of Tofisopam with other established benzodiazepines in patients with anxiety disorders. We intend to explore this aspect and find out whether, in comparison with Clonazepam, Tofisopam is effective and has a better side effect profile. This can have more clinical implications for the use of tofisopam clinically. 
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