| CTRI Number |
CTRI/2026/02/103505 [Registered on: 10/02/2026] Trial Registered Prospectively |
| Last Modified On: |
10/02/2026 |
| Post Graduate Thesis |
No |
| Type of Trial |
Interventional |
|
Type of Study
|
Other (Specify) [Primary Irritation Patch Testing] |
| Study Design |
Other |
|
Public Title of Study
|
Skin Safety Testing of Products |
|
Scientific Title of Study
|
Dermatological Safety Assessment of Test Products Using Primary Irritation Patch Test (PIPT) in Healthy Adult Human Subjects. |
| Trial Acronym |
NIL |
|
Secondary IDs if Any
|
| Secondary ID |
Identifier |
| NB260003-DI, Version 1.0, 12 Jun 25 |
Protocol Number |
|
|
Details of Principal Investigator or overall Trial Coordinator (multi-center study)
|
| Name |
Dr Nayan Patel |
| Designation |
Principal Investigator - Medical Director |
| Affiliation |
NovoBliss Research Private Limited |
| Address |
NovoBliss Research Pvt. Ltd. Office 313, Silver Radiance - 4, Gota, Ahmedabad - 382481, Gujarat, India
Ahmadabad
GUJARAT
382481
India |
| Phone |
07948983895 |
| Fax |
|
| Email |
dr.nayan@novobliss.in |
|
Details of Contact Person
Scientific Query
|
| Name |
Dr Nayan Patel |
| Designation |
Principal Investigator - Medical Director |
| Affiliation |
NovoBliss Research Private Limited |
| Address |
NovoBliss Research Pvt. Ltd. Office 313, Silver Radiance - 4, Gota, Ahmedabad - 382481, Gujarat, India
GUJARAT
382481
India |
| Phone |
07948983895 |
| Fax |
|
| Email |
dr.nayan@novobliss.in |
|
Details of Contact Person
Public Query
|
| Name |
Dr Maheshvari Patel |
| Designation |
Director Operations and Strategic Management |
| Affiliation |
NovoBliss Research Private Limited |
| Address |
NovoBliss Research Pvt. Ltd. Office 313, Silver Radiance - 4, Gota, Ahmedabad - 382481, Gujarat, India
Ahmadabad
GUJARAT
382481
India |
| Phone |
07948983895 |
| Fax |
|
| Email |
maheshvari@novobliss.in |
|
|
Source of Monetary or Material Support
|
|
|
Primary Sponsor
|
| Name |
Dabur India Limited |
| Address |
Dabur Research & Development Center
22, Site 4, Sahibabad Industrial Area, Ghaziabad,
Uttar Pradesh-201010 |
| Type of Sponsor |
Other [personal care and hygiene manufacturer] |
|
|
Details of Secondary Sponsor
|
|
|
Countries of Recruitment
|
India |
|
Sites of Study
|
| No of Sites = 1 |
| Name of Principal
Investigator |
Name of Site |
Site Address |
Phone/Fax/Email |
| Dr Nayan Patel |
NovoBliss Research Private Limited |
313, Silver Radiance - 4, Gota, Ahmedabad - 382481, Gujarat, India
Ahmadabad
GUJARAT |
07948983895
dr.nayan@novobliss.in |
|
|
Details of Ethics Committee
|
| No of Ethics Committees= 1 |
| Name of Committee |
Approval Status |
| ACEAS Independent Ethics Committee |
Approved |
|
|
Regulatory Clearance Status from DCGI
|
|
|
Health Condition / Problems Studied
|
| Health Type |
Condition |
| Healthy Human Volunteers |
Healthy subjects with varied skin type |
|
|
Intervention / Comparator Agent
|
| Type |
Name |
Details |
| Intervention |
New Advanced Odomos Mosquito Lotion |
Route of administration: Topical mode of usage: Products will be evaluated through the complete occlusion patch application for 24 hours. At 24hours post-application, patches will be removed and skin will be assessed for irritation reactions at 30 mins, 24hours (Day1) post patch removal and 168hours(Day 7) if needed).Frequency:single application Duration:09 Days |
| Comparator Agent |
Positive Control-1%w/v SLS |
Route of administration: Topical mode of usage: Products will be evaluated through the complete occlusion patch application for 24 hours. At 24hours post-application, patches will be removed and skin will be assessed for irritation reactions at 30 mins, 24hours (Day1) post patch removal and 168hours(Day 7) if needed).Frequency:single application Duration:09 Days |
| Comparator Agent |
sodium chloride(Isotonic Saline Solution)Injection IP 0.9% w/v |
Route of administration: Topical mode of usage: Products will be evaluated through the complete occlusion patch application for 24 hours. At 24hours post-application, patches will be removed and skin will be assessed for irritation reactions at 30 mins, 24hours (Day1) post patch removal and 168hours(Day 7) if needed).Frequency:single application Duration:09 Days |
|
|
Inclusion Criteria
|
| Age From |
18.00 Year(s) |
| Age To |
65.00 Year(s) |
| Gender |
Both |
| Details |
1) Age: 18-65 years (both inclusive) at the time of consent.
2) Sex: Males and non-pregnant/non-lactating females (preferably equalnumber of males and females).
3) Subject with normal Fitzpatrick skin type III to V (Human skin colour
determination scale).
4) Females of childbearing potential must have a self-reported negative
pregnancy test
5) Subject who do not have any previous history of adverse skin conditions
and are not under any medication likely to interfere with the results.
6) Subject is in good general health as determined by the Investigator on the
basis of medical history.
7) Subjects is willing to maintain the test patches in designated positions for
24 Hours.
8) Subject is willing and able to follow the study directions, to participate in
the study, returning for all specified visits.
9) Subject must be able to understand and provide written informed consent
to participate in the study.
10) Subject is willing to refrain from vigorous physical exercise during the
study period and follow all the instruction given.
11) For Sensitive Specific Skin Study Only:
• Subject scoring greater than 30 for Section 2 – Sensitive v/s Resistant skin
in modified Dr Baumann’s skin type questionnaire.
• Subject with sensitive skin as confirmed by Lactic Acid Stinging Test. |
|
| ExclusionCriteria |
| Details |
1) Subject having skin irritation, blemishes, excessive hair, moles, pigmentation,pimples,marks (e.g. tattoos (within the previous sunburn), openwounds,cuts,abrasions, irritation symptoms or any dermatological condition on the test site(s) i.e. back that careading.
2) Medication which may affect skin response and/or past medical history.
3) Subject having history of diabetes
4) Subject have history of mastectomy for cancer involving removal of lymph nodes within the past year, or treatment of anylast 6 months.
5) Subject suffering from any active clinically significant skin diseases which may contraindicate.
6) Subject having history of any skin diseases including eczema, atopic dermatitis or active cancer.
7) Participation in any patch test for irritation or sensitization within the last four weeks.
8) Subject having history of asthma or COPD (Chronic obstructive pulmonary disease).
9) Use of any:
i. Prescribed or over-the-counter (OTC) anti-inflammatory drug within five (5) days prior to application.
ii. Antihistamine medication or immunosuppressive drugs within seven days prior to first patch application
iii. Systemic or topical corticosteroids at patch site within four (4) weeks of test product application (steroidal nose drops and/or permitted).
10) Topical drugs used at application site.
11) Subject with Self-reported Immunological disorders such as HIV positive, AIDSand/orsystemic lupus erythematous.
12) Individual who has a medical condition or is taking or has taken a medication which,in theInvestigator’s judgment, makes places the subjectatundue risk.
13) Subject with known allergy or sensitization to medical adhesives, bandages.
14) Participation in other patch study simultaneously |
|
|
Method of Generating Random Sequence
|
Not Applicable |
|
Method of Concealment
|
Other |
|
Blinding/Masking
|
Outcome Assessor Blinded |
|
Primary Outcome
|
| Outcome |
TimePoints |
| To evaluate the dermatological safety of the test products by 24 Hours Patch Test |
After 30 mins, 24 hrs of patch removal |
|
|
Secondary Outcome
|
| Outcome |
TimePoints |
| Safety of the skin |
After 30 minutes, 24 hours of patch removal |
|
|
Target Sample Size
|
Total Sample Size="26"
Sample Size from India="26"
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)
|
25/02/2026 |
| 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="0"
Days="9" |
|
Recruitment Status of Trial (Global)
|
Not Applicable |
| 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
|
This is single-centre, evaluator blinded study in healthy human subjects. single 24-hour application of sponsors provided test product along with negative and positive control will be kept in contact with the skin for at least 24 hours (± 2hours).safety will be assessed through the study by monitoring irritation reaction and sufficient number 26 subject will be enrolled to get 24 to complete the study. There are total three visits in this study and one are option(Day01):Screening, Lactic Acid Stinging Test & Modified Dr Baumann’s skin type questionnaire, Enrollment and Patch Application, Visit 02After 24 hours of Application & 30 ± 5 min irritation scoring upon patch removal Visit 03(Day 03): 24 (± 2 hour) irritation scoring (Day 0contacted telephonically on Day 08 for any signs of irritation at patch application site. Follow-up visit for reactions if any to confirm recovery if necessary)Irritation scoring at 168 ± 2 hours post-patch removal(Day 09). |