E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Patients with moderate to severe, papulopustular rosacea. |
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MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 12.1 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10039218 |
E.1.2 | Term | Rosacea |
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E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
To compare the efficacy of doxycycline 40 mg (Efracea) versus minocycline 100 mg treatment in adult patients with papulopustular rosacea. |
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E.2.2 | Secondary objectives of the trial |
To evaluate the safety of doxycycline and minocycline treatment in rosacea. The effect of therapy on quality of life. |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
1. Subject is 18 years of age or older at baseline; both genders. 2. Subject has moderate to severe papulopustular rosacea, characterised by at least 8 lesions (papules and/or pustules), IGA higher than two and a CEA score higher than one, clinical confirmed by one of the investigators. 3. Subject has a negative urine pregnancy test at screening and uses a form of anticonception. 4. Subject can fill out a Dutch questionnaire or has a person willing to translate the questions in their own language. 5. Subject has voluntarily signed and dated an informed consent prior to any study related procedure and is willing to comply with the requirements of this study protocol which has been approved by an Institutional Review Board (IRB)/Independent Ethics Committee (IEC).
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E.4 | Principal exclusion criteria |
1. Subject is pregnant, nursing, or planning pregnancy while enrolled in the study and until 3 months after discontinuation of the study. 2. Presence of dermatoses that might interfere with the rosacea diagnosis or the evaluation of treatment results. 3. The initiation of a hormonal method of contraception within 3 months of baseline; or discontinuation during the course of study; or change in the actual product within 3 months of baseline or during the study. 4. Known hypersensitivity/allergy to tetracycline’s. 5. Subject has used topical medications/treatments that could affect rosacea evaluation starting within 2 weeks of the first administration of study agent. 6. Subject has used systemic treatments (antibiotics, corticosteroids) for rosacea less than 4 weeks before baseline. 7. Subject has had facial laser-therapy less than 4 weeks before baseline or planned during study. 8. Subject has used any investigational drug within the previous 4 weeks or 5 times the half-life of the investigational agent prior to the first administration of study agent, whichever is longer. 9. Subject has used isotretinoin in the six months prior to randomization. 10. Subject is known to have hepatic impairment or to those receiving potentially hepatotoxic medicinal products. 11. Subjects is known to have, or is suspected to have, achlorhydria (production of gastric acid in the stomach is absent) or had surgery that bypasses or excludes the duodenum. 12. Current drug or alcohol abuse. 13. For any reason, subject is considered by the local investigator to be an unsuitable candidate to participate in this trial.
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E.5 End points |
E.5.1 | Primary end point(s) |
The primary efficacy variables are change in lesion count and the rosacea-specific Quality of life instrument (RosaQoL) at week 16. |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | Yes |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | No |
E.7.3 | Therapeutic confirmatory (Phase III) | Yes |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | No |
E.8.1.3 | Single blind | Yes |
E.8.1.4 | Double blind | No |
E.8.1.5 | Parallel group | Yes |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | Yes |
E.8.2.2 | Placebo | No |
E.8.2.3 | Other | No |
E.8.3 |
The trial involves single site in the Member State concerned
| Yes |
E.8.4 | The trial involves multiple sites in the Member State concerned | No |
E.8.5 | The trial involves multiple Member States | No |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | Information not present in EudraCT |
E.8.7 | Trial has a data monitoring committee | No |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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The endpoint of the trial is 28 weeks after starting with therapy. |
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 2 |
E.8.9.1 | In the Member State concerned months | 0 |
E.8.9.1 | In the Member State concerned days | 0 |
E.8.9.2 | In all countries concerned by the trial years | 0 |
E.8.9.2 | In all countries concerned by the trial months | 0 |
E.8.9.2 | In all countries concerned by the trial days | 0 |