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Dermatological Assessment of Primary Dermal Irritability Accumulated and Sensitization

Sponsor
Herbarium Laboratorio Botanico Ltda (Industry)
Overall Status
Completed
CT.gov ID
NCT04248556
Collaborator
(none)
69
Enrollment
1
Location
1
Arm
1.3
Actual Duration (Months)
53.9
Patients Per Site Per Month

Study Details

Study Description

Brief Summary

This is a clinical study for health care product safety assessment. The research will be conducted with 92 subjects, aged 18 to 59 years. The product will be applied on the right and/or left back of the research participants for 3 consecutive weeks. After 10 days, will have another application of the same product, which will be removed in 48 hours. Medical evaluation will be available throughout the study to assess possible adverse events.

The objective of the study is to observe the effects of the application of the product on the skin and prove the absence of irritability and/or allergy.

Condition or Disease Intervention/Treatment Phase
  • Other: Health care product
 N/A

Detailed Description

92 subjects, aged 18 to 59 years, phototypes I to IV (according to Fitzpatrick classification). The patch test will be used to verify the absence of primary and cumulative dermal irritation reactions and sensitization allergic reactions by the investigational products. The products will be applied as they are over semi-occlusive dressings.

Study Design

Study Type:
Interventional
Actual Enrollment :
69 participants
Allocation:
N/A
Intervention Model:
Single Group Assignment
Intervention Model Description:
Clinical trial, single-armClinical trial, single-arm
Masking:
None (Open Label)
Primary Purpose:
Screening
Official Title:
Dermatological Assessment of Primary Dermal Irritability Accumulated and Sensitization Under Controlled and Maximised Conditions
Actual Study Start Date :
Mar 9, 2021
Actual Primary Completion Date :
Apr 17, 2021
Actual Study Completion Date :
Apr 17, 2021

Arms and Interventions

Arm Intervention/Treatment
Experimental: subjects, 18-59 y, healthy

patch test with investigation product

Other: Health care product
Health care product (gel) - to be applied on the participant's skin

Outcome Measures

Primary Outcome Measures

  1. Absence [4 weeks]

    Absence of the occurrence of reactions of primary, accumulated dermal irritation and of allergic reactions by sensitization by the investigational products.

Eligibility Criteria

Criteria

Ages Eligible for Study:
18 Years to 59 Years
Sexes Eligible for Study:
All
Accepts Healthy Volunteers:
Yes
Inclusion Criteria:

  • Agreement to comply with safety guidelines to minimize contamination risks to COVID-19;

  • Agreement to perform a molecular test to detect COVID-19 to enter the study;

  • Healthy participants;

  • Non-injured skin in the test region;

  • Agreement to adhere to the test procedures and requirements and to attend the institute on the day(s) and at the time(s) determined for the evaluations;

  • ability to consent to participation in the study;

  • Age from 18 to 59 years;

  • Phototype (Fitzpatrick): I to IV;

  • All sex.

Exclusion Criteria:

  • Participants who belong to the risk group for COVID-19, that is, with diabetes, with chronic cardiovascular, renal and respiratory problems, immunosuppressed or other conditions that the doctor deems to belong to the risk group;

  • Pregnant or breastfeeding women;

  • Skin marks in the experimental area that interfere with the evaluation of possible skin reactions;

  • Active dermatoses;

  • Background of allergic reactions, irritation or intense discomfort sensations to topical use products;

  • History of atopy (atopic dermatitis, allergic rhinitis, allergic bronchitis, allergic conjunctivitis, etc.);

  • Sensation of discomfort with temperature changes (too hot/very cold) and/or when in the air conditioning;

  • Participants with a history of allergy to materials used in the study;

  • History of pathologies aggravated or triggered by ultraviolet radiation;

  • Carriers of immunodeficiencies;

  • Intense sun exposure or tanning session up to 15 days before the initial evaluation;

  • Prediction of intense sun exposure or tanning session during the course of the study;

  • Expected to bathe in the sea, pool or bathtub during the conduct of the study;

  • Participants who practice water sports;

  • Dermography;

  • Aesthetic and/or body dermatological treatment until 03 weeks before the selection;

  • Use of the following topical or systemic drugs: immunosuppressants, antihistamines, non-hormonal anti-inflammatory drugs and corticoids until 2 weeks before selection or, considering deposit corticoids, the interval shall be 1 month before selection;

  • Treatment with acidic vitamin A and/or its derivatives via oral or topical up to 1 month before the start of the study;

  • Vaccination during the study or up to 3 weeks before the study;

  • Being or having participated in another clinical trial terminated less than 7 days before selection, if the previous trial is acceptable in use;

  • Being or having participated in another clinical trial terminated less than 21 days before the selection, in case the previous trial is compatible or Adverse Reaction investigative;

  • Any condition not mentioned above that, in the opinion of the investigator, may compromise the assessment of the trial;

  • History of no adherence or unwillingness to adhere to the study protocol;

  • Professionals directly involved in the conduct of this protocol and their families.

Contacts and Locations

Locations

Site City State Country Postal Code
1 Allergisa Pesquisa Dermato-Cosmética Ltda Campinas SP Brazil 13084-791

Sponsors and Collaborators

  • Herbarium Laboratorio Botanico Ltda

Investigators

None specified.

Study Documents (Full-Text)

None provided.

More Information

Publications

None provided.
Responsible Party:
Herbarium Laboratorio Botanico Ltda
ClinicalTrials.gov Identifier:
NCT04248556
Other Study ID Numbers:
  • All-S-RIPT-SO-PAD-074832
First Posted:
Jan 30, 2020
Last Update Posted:
May 10, 2021
Last Verified:
May 1, 2021
Studies a U.S. FDA-regulated Drug Product:
No
Studies a U.S. FDA-regulated Device Product:
No
Additional relevant MeSH terms:
Dermatitis, Contact

Study Results

No Results Posted as of May 10, 2021