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Evaluation of the efficacy and safety of a new gel containing 10 mg/g Clindamycin and 0.25 mg/g Tretinoin vs. the originator Acnatac(R) 10 mg/g + 0.25 mg/Gel (Reference) vs. vehicle in patients with papulopustular acne
EU CTIS ID: 2023-504552-10-01
What this study is testing
To compare the efficacy of Clindamycin/Tretinoin Gel (10 mg/g + 0.25 mg/g) vs. Acnatac(R) 10 mg/g + 0.25 mg/g Gel vs. vehicle in reducing inflammatory and total lesions at Day 84± 4
- Therapeutic confirmatory (Phase III)
A plain-language read of the study's public EU CTIS listing. The study team confirms the details.
Who can take part
You may be able to join if
- Women, men and adolescents of both sexes ≥ 12 and ≤ 65 years of age
- Written consent to study participation after patient information by the investigator
- In case of patients below the age of 18: Written consent to study participation of legal guardian(s) and adolescent patient after an age-appropriate patient- and legal guardian(s)- information session by the investigator
- Diagnosis of papulopustular acne according to generally accepted criteria
- On the face, ≥ 25 non-inflammatory lesions (i.e. open and closed comedones) and ≥ 20 inflammatory lesions (e.g. papules and pustules), thereof ≤ 2 nodular lesions
- Investigator`s Global Assessment (IGA) of acne severity grade 2,3 or 4
You likely can't join if
- History or presence of Crohn`s disease, ulcerative colitis, regional enteritis, or antibiotic-associated colitis
- Use within 30 days prior to baseline of: 1) spironolactone, 2) systemic glucocorticoids, 3) systemic antibiotics or 4) systemic treatment for acne vulgaris (other than oral retinoids, which require a 6-months washout)
- Use within 14 days prior to baseline in the face of: 1) topical steroids, 2) topical retinoids, 3) topical acne treatments including over-the-counter preparations, 4) topical anti-inflammatory agents or 5) topical antibiotics
- Other severe acute or chronic concomitant disease with severe impairment of the general condition
- Other concomitant diseases which may - taking the present knowledge into account - influence the parameters evaluated in the study in a way that an objective evaluation would be impossible
- Other concomitant medication which may - taking the present knowledge into account - influence the methods of measurement used in this study or the resulting data
See the full eligibility criteria
Who can join
- Women, men and adolescents of both sexes ≥ 12 and ≤ 65 years of age
- Written consent to study participation after patient information by the investigator
- In case of patients below the age of 18: Written consent to study participation of legal guardian(s) and adolescent patient after an age-appropriate patient- and legal guardian(s)- information session by the investigator
- Diagnosis of papulopustular acne according to generally accepted criteria
- On the face, ≥ 25 non-inflammatory lesions (i.e. open and closed comedones) and ≥ 20 inflammatory lesions (e.g. papules and pustules), thereof ≤ 2 nodular lesions
- Investigator`s Global Assessment (IGA) of acne severity grade 2,3 or 4
- For women of childbearing potential: Application of an established highly efficient contraceptive method during the whole study
- For all female patients of childbearing potential: Urine pregnancy test with negative result prior to study start. The urine pregnancy test used must have a sensitivity down at least 25 mIU/ml for human chorionic gonadotrophin (hCG) (High sensitivity pregnancy test)
What rules you out
- History or presence of Crohn`s disease, ulcerative colitis, regional enteritis, or antibiotic-associated colitis
- Use within 30 days prior to baseline of: 1) spironolactone, 2) systemic glucocorticoids, 3) systemic antibiotics or 4) systemic treatment for acne vulgaris (other than oral retinoids, which require a 6-months washout)
- Use within 14 days prior to baseline in the face of: 1) topical steroids, 2) topical retinoids, 3) topical acne treatments including over-the-counter preparations, 4) topical anti-inflammatory agents or 5) topical antibiotics
- Other severe acute or chronic concomitant disease with severe impairment of the general condition
- Other concomitant diseases which may - taking the present knowledge into account - influence the parameters evaluated in the study in a way that an objective evaluation would be impossible
- Other concomitant medication which may - taking the present knowledge into account - influence the methods of measurement used in this study or the resulting data
- Reasonable doubt concerning the co-operation of the patient
- Participation in another clinical study within the last 30 days prior to inclusion in this study
- Participation in this study at an earlier date
- Women with existing or intended pregnancy or during lactation
- Presence of any skin condition that would interfere with the diagnosis or assessment of acne vulgaris (e.g., on the face: rosacea, dermatitis, psoriasis, squamous cell carcinoma, eczema, acneform eruptions caused by medications, steroid acne, steroid folliculitis, or bacterial folliculitis)
- Presence of pustular and deep cystic nodular acne lesions in the face (acne conglobata and acne fulminans)
- Excessive facial hair (e.g. beards, sideburns, moustaches, etc.) that would interfere with diagnosis or assessment of acne vulgaris
- Presence of skin cancer in his/her own history
- Known intolerance or hypersensitivity against clindamycin, tretinoin or lincomycin or any of the other ingredients in the study medication
- Use within 6 months prior to baseline of oral retinoids (e.g. isotretinoine) or therapeutic vitamin A supplements of greater than 10,000 units/day (multivitamins are allowed)
- Use for less than 3 months prior to baseline of estrogens or oral contraceptives; use of such therapy, when taken, must remain constant throughout the study
- Use on the face within 30 days prior baseline or during the study of 1) cryodestruction or chemodestruction, 2) dermabrasion, 3) photodynamic therapy, 4) acne surgery, 5) intralesional steroids, or 6) x-ray therapy
The study team makes the final eligibility decision.
Questions & answers
Do participants get paid in this trial?
This listing doesn't specify compensation. Many trials still reimburse travel or offer a stipend, so it's worth asking the study team when you connect.
Is it free to join, and do I need insurance?
Searching and applying through BridgeMD is free. In clinical trials the study-related treatment and visits are generally provided at no cost to you. You usually don't need insurance to take part - confirm specifics with the study team.
How long does this study last?
The listing doesn't state an exact length. The study team walks you through the schedule and number of visits before you decide to enroll.
Who can join this trial?
This study is enrolling all sexes, 18-64 years, 0-17 years. The study team makes the final eligibility decision.
Explore other conditions
BridgeMD is an information and trial-matching tool - not medical advice, and not the study sponsor. Details come from EU CTIS; the study team decides eligibility.