Clinical trial • Phase III • Dermatology

COPPER SULPHATE, ANHYDROUS; STANNOUS CHLORIDE DIHYDRATE; ZINC CHLORIDE; COBALT CHLORIDE; GOLD SODIUM THIOSULFATE; SODIUM TETRACHLOROPALLADATE; VANADIUM OXIDE SULFATE; AMMONIUM TITANIUM OXALATE MONOHYDRATE; NICKEL SULFATE; MANGANESE CHLORIDE TETRAHYDRATE; KALIUM BICHROMICUM for Allergic contact dermatitis|Eczema

Phase III trial of COPPER SULPHATE, ANHYDROUS; STANNOUS CHLORIDE DIHYDRATE; ZINC CHLORIDE; COBALT CHLORIDE; GOLD SODIUM THIOSULFATE; SODIUM TETRACHLOROPAL…

Overview

Trial Therapeutic Area
Dermatology
Trial Disease
Allergic contact dermatitis|Eczema
Trial Stage
Phase III
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
13-09-2023
First CTIS Authorization Date
19-01-2024

Trial design

Randomised, open-label, comparators include: kaliumdichromat (potassium dichromate) 0.5% ointment; kobaltchlorid (cobalt chloride) 1% ointment; nickel(ii)-sulfat 5% ointment; tin allergen (stannous chloride 1%) cutaneous patch; gold allergen (gold sodium thiosulfate) 2.0% cutaneous patch; sodium allergen (sodium tetrachloropalladate) 3% cutaneous patch; copper allergen (copper sulfate pentahydrate) 2% cutaneous patch; ammonium allergen (ammonium titanium oxide oxalate) 21% cutaneous patch; manganese allergen (manganese chloride tetrahydrate) 2% cutaneous patch; vanadium allergen (vanadium oxide sulfate) 1.3% cutaneous patch; zinc allergen (zinc chloride) 1% cutaneous patch. dose percentages/formulations are provided where stated; schedule not specified.-controlled Phase III trial in Germany, Italy, Netherlands.

Randomised
Yes
Open Label
Yes
Comparator
Comparators include: Kaliumdichromat (Potassium dichromate) 0.5% ointment; Kobaltchlorid (Cobalt chloride) 1% ointment; Nickel(II)-sulfat 5% ointment; Tin Allergen (stannous chloride 1%) cutaneous patch; Gold Allergen (gold sodium thiosulfate) 2.0% cutaneous patch; Sodium Allergen (sodium tetrachloropalladate) 3% cutaneous patch; Copper Allergen (copper sulfate pentahydrate) 2% cutaneous patch; Ammonium Allergen (ammonium titanium oxide oxalate) 21% cutaneous patch; Manganese Allergen (manganese chloride tetrahydrate) 2% cutaneous patch; Vanadium Allergen (vanadium oxide sulfate) 1.3% cutaneous patch; Zinc Allergen (zinc chloride) 1% cutaneous patch. Dose percentages/formulations are provided where stated; schedule not specified.
Target Sample Size
195

Eligibility

Recruits 195 Vulnerable population not selected. Participants must "Understands and signs the approved Informed Consent form which is consistent with all institutional, local and national regulations". No assent process described..

Pregnancy Exclusion
b. Breastfeeding or pregnant (as determined by urine pregnancy test) or intending to become pregnant during the course of the study. Breastfeeding may be resumed upon completion of the study
Vulnerable Population
Vulnerable population not selected. Participants must "Understands and signs the approved Informed Consent form which is consistent with all institutional, local and national regulations". No assent process described.

Inclusion criteria

  • {"criterion_text":"- a.\t18 years of age or older\n- b.\tGroup 1: Active dermatitis that is suspected to be allergic contact dermatitis to one or more of the metal panel allergens or a recent history (within the past 5 years) of dermatitis that is suspected to be due to metal allergy, and that resolved prior to enrollment due to treatment or elimination of exposure to the suspected metal trigger. Population may include individuals with suspected allergic contact dermatitis due to a positive patch test within the preceding 10 years and/or a metal implant. Group 2: No history or symptoms of dermatitis related skin disease.\n- c.\tGroup 2 only: No past or current body piercings, dental appliances, braces, fillings, implants, prosthesis or restorations, surgical hardware, orthopedic implants or cardiac implants.\n- d.\tGroup 2 only: No routine occupational or long term exposure to metals\n- e.\tUnable to become pregnant or willing to use an acceptable method of contraception to prevent pregnancy if female of childbearing potential\n- f.\tUnderstands and signs the approved Informed Consent form which is consistent with all institutional, local and national regulations"}

Exclusion criteria

  • {"criterion_text":"- a.\tParticipation in Clinical Evaluation of Metal Panel Allergens: Mercury, Aluminum and Palladium Dose Response Study, SP12 2PM2 201, or Clinical Evaluation of Metal Panel Allergens: Aluminum, Copper, Manganese, Molybdenum, Tin, Titanium, Vanadium and Zinc Dose Response Study, SP14 8MP 201.\n- j.\tInability to comply with patch test study requirements including multiple return visits and activity restrictions (e.g., protecting test panels from excess moisture due to showering or vigorous activity).\n- k.\tParticipation in a clinical trial of an investigational drug, treatment or device during this study or 3 weeks prior to inclusion in this study.\n- l.\tAn opinion of the Investigator that deems the potential subject to be non-compliant, unable to return for study visits or complete the study as detailed in the protocol.\n- m.\tAlcohol abuse as well as drug and/or medication abuse. GERMANY ONLY\n- n.\tSevere psychiatric, psychological or neurological disorders. GERMANY ONLY\n- o.\tPatients in any relationship or dependency with the sponsor and/or investigator. GERMNY ONLY\n- p.\tGeneral inflammatory as well severe acute and chronic inflammatory diseases. GERMANY ONLY\n- q.\tMalignancy during the previous 5 years. GERMANY ONLY\n- r.\tCompleted or ongoing long-term treatment with tranquilizer or psycho active drug.\n- b.\tBreastfeeding or pregnant (as determined by urine pregnancy test) or intending to become pregnant during the course of the study. Breastfeeding may be resumed upon completion of the study\n- c.\tTopical treatment with corticosteroids or other immunosuppressive agents on or near the test area 14 days prior to inclusion through the end of the subject’s participation in the study.\n- d.\tSystemic treatment with corticosteroids (equivalent to > 10 mg prednisone) or other immunosuppressive agents 14 days prior to inclusion through the end of the subject’s participation in the study. Inhaled treatments and steroidal nose or eye drops are permitted.\n- e.\tTreatment with ultraviolet (UV) light (including tanning) during the 3 weeks prior to inclusion through the end of the subject’s participation in the study.\n- f.\tAcute dermatitis outbreak or dermatitis on or near the test area on the back.\n- g.\tKnown or suspected infection of the skin, joints or other site(s) associated with metal exposure\n- h.\tCondition such as, fibromyalgia, chronic fatigue, depression, cognitive impairment, flu-like symptoms, diarrhea and/or headache without at least one of the symptoms related to metal exposure listed in Section 6.6.\n- i.\tCondition such as, psoriasis, dermatitis herpetiformis, mycosis fungoides or cutaneous T-cell lymphoma that may confound the evaluation of allergic contact dermatitis."}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Concordance (agreement) between the hydrogel (investigational allergen) and petrolatum (reference allergen) patch testing methods using Cohen’s kappa calculation and by positive and negative percent agreement.","definition_or_measurement_approach":"Agreement measured using Cohen's kappa calculation and by positive and negative percent agreement between hydrogel (investigational allergen) and petrolatum (reference allergen) patch testing methods."}

Secondary endpoints

  • {"endpoint_text":"- Measures of allergen safety and performance of device constituent.","definition_or_measurement_approach":""}

Recruitment

Planned Sample Size
195
Recruitment Window Months
23
Consent Approach
Informed consent: participants must "Understands and signs the approved Informed Consent form which is consistent with all institutional, local and national regulations". No assent process described. No languages or multi-language consent forms specified.

Geography

Total Number Of Sites
5
Total Number Of Participants
105

Germany

Earliest CTIS Part Ii Submission Date
22-11-2023
Latest Decision Or Authorization Date
22-01-2024
Processing Time Days
61
Number Of Sites
2
Number Of Participants
30

Sites

Site Name
Ludwig Maximilian University Of Munich
Department Name
Clinic and Polyclinic for Dematology and Allergology Institute
Contact Person Name
Eva Oppel
Contact Person Email
eva.oppel@med.uni-muenchen.de
Site Name
Ludwig Maximilian University Of Munich
Department Name
Clinic and Polyclinic for Dematology and Allergology Institute
Contact Person Name
Burkhard Summer

Italy

Earliest CTIS Part Ii Submission Date
08-12-2023
Latest Decision Or Authorization Date
19-01-2024
Processing Time Days
42
Number Of Sites
2
Number Of Participants
45

Sites

Site Name
Fondazione IRCCS Ca Granda Ospedale Maggiore Policlinico
Department Name
Dermatological Institute of Policlinical Hospital, University of Milan
Contact Person Name
Silvia Ferrucci
Site Name
Hospital Santa Maria Della Misericordia
Department Name
Department of Medicine and Surgery - University of Perugia, Italy
Contact Person Name
Luca Stingeni
Contact Person Email
luca.stingeni@unipg.it

Netherlands

Earliest CTIS Part Ii Submission Date
27-11-2023
Latest Decision Or Authorization Date
19-01-2024
Processing Time Days
53
Number Of Sites
1
Number Of Participants
30

Sites

Site Name
Amsterdam UMC
Department Name
Department of Dermatology
Contact Person Name
Thomas Rustemeyer
Contact Person Email
t.rustemeyer@amsterdamumc.nl

Sponsor

Primary sponsor

Full Name
Smarthealth Inc.
Organisation Type
Pharmaceutical company
Country Of Registered Address
United States

Investigational products

Investigational Product Name
Metal Panel Allergens
Active Substance
COPPER SULPHATE, ANHYDROUS; STANNOUS CHLORIDE DIHYDRATE; ZINC CHLORIDE; COBALT CHLORIDE; GOLD SODIUM THIOSULFATE; SODIUM TETRACHLOROPALLADATE; VANADIUM OXIDE SULFATE; AMMONIUM TITANIUM OXALATE MONOHYDRATE; NICKEL SULFATE; MANGANESE CHLORIDE TETRAHYDRATE; KALIUM BICHROMICUM
Modality
Small molecule
Routes Of Administration
Cutaneous use
Route
Cutaneous use
Authorisation Status
1
Maximum Dose
0.49 mg
Investigational Product Name
Kaliumdichromat 0,5%, Testsalbe
Active Substance
KALIUM BICHROMICUM
Modality
Small molecule
Routes Of Administration
Cutaneous use
Route
Cutaneous use
Authorisation Status
2
Maximum Dose
20 µl
Investigational Product Name
Kobaltchlorid 1%, Testsalbe
Active Substance
COBALT CHLORIDE
Modality
Small molecule
Routes Of Administration
Cutaneous use
Route
Cutaneous use
Authorisation Status
2
Maximum Dose
20 µl
Investigational Product Name
Nickel(II)-sulfat, 6*H2O 5%, Testsalbe
Active Substance
NICKEL SULFATE HEXAHYDRATE
Modality
Small molecule
Routes Of Administration
Cutaneous use
Route
Cutaneous use
Authorisation Status
2
Maximum Dose
20 µl
Investigational Product Name
Copper Allergen (copper sulfate pentahydrate 2%)
Active Substance
COPPER SULPHATE, ANHYDROUS
Modality
Small molecule
Routes Of Administration
Cutaneous use
Route
Cutaneous use
Authorisation Status
1
Maximum Dose
20 µl
Investigational Product Name
Tin Allergen (stannous chloride 1%)
Active Substance
STANNOUS CHLORIDE DIHYDRATE
Modality
Small molecule
Routes Of Administration
Cutaneous use
Route
Cutaneous use
Authorisation Status
1
Maximum Dose
20 µl
Investigational Product Name
Gold Allergen (gold sodium thiosulfate (GST) 2.0%)
Active Substance
GOLD SODIUM THIOSULFATE
Modality
Small molecule
Routes Of Administration
Cutaneous use
Route
Cutaneous use
Authorisation Status
1
Maximum Dose
20 µl
Investigational Product Name
Sodium Allergen (sodium tetrachloropalladate 3%)
Active Substance
SODIUM TETRACHLOROPALLADATE
Modality
Small molecule
Routes Of Administration
Cutaneous use
Route
Cutaneous use
Authorisation Status
1
Maximum Dose
20 µl
Investigational Product Name
Ammonium Allergen (ammonium titanium oxide oxalate 21%)
Active Substance
AMMONIUM TITANIUM OXALATE MONOHYDRATE
Modality
Small molecule
Routes Of Administration
Cutaneous use
Route
Cutaneous use
Authorisation Status
1
Maximum Dose
20 µl
Investigational Product Name
Manganese Allergen (manganese chloride tetrahydrate 2%)
Active Substance
MANGANESE CHLORIDE TETRAHYDRATE
Modality
Small molecule
Routes Of Administration
Cutaneous use
Route
Cutaneous use
Authorisation Status
1
Maximum Dose
20 µl
Investigational Product Name
Vanadium Allergen (vanadium oxide sulfate 1.3%)
Active Substance
VANADIUM OXIDE SULFATE
Modality
Small molecule
Routes Of Administration
Cutaneous use
Route
Cutaneous use
Authorisation Status
1
Maximum Dose
20 µl
Investigational Product Name
Zinc Allergen (zinc chloride 1%)
Active Substance
ZINC CHLORIDE
Modality
Small molecule
Routes Of Administration
Cutaneous use
Route
Cutaneous use
Authorisation Status
1
Maximum Dose
20 µl

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