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Brazil is a tropical country, with high incidence of ultraviolet radiation throughout the year. Many Europeans migrated to Brazil escaping either war or economic crisis to live in the country searching for opportunities. Low phototype combined with high incidence of UV light is a combination that not only affect the skin but also the lips. The current study was designed to use photodynamic therapy with metil 5-aminolevulinate for actinic cheilitis in a phase 2 clinical trial.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Metil 5-aminolevulinate arm | Experimental | Metil 5-aminolevulinate arm with photo activation. |
|
| Placebo arm | Placebo Comparator | Placebo (without metil 5-aminolevulinate) arm with photo activation. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Metil 5-aminolevulinate | Drug | Scrubbing lip vermillion and applying the medication or placebo that is activated (or not, in case of placebo) with red light. |
|
| Measure | Description | Time Frame |
|---|---|---|
| Complete clinical response | Expected complete clinical response in 60% of cases | 18 months |
| Histological cure | Expected histological cure in 40% of cases | 18 months |
| Measure | Description | Time Frame |
|---|---|---|
| IHC analysis | Expression of immunohistochemical markers of cancer progression | 18 months |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Daniel Cohen Goldemberg, PhD | Contact | +5521988167978 | daniel.cohen@inca.gov.br |
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The Informed Consent Form (ICF) will be read and explained to each patient informing about all the risks and potential benefits. Clinical Study Report (CSR) is going to be registered for all patients, although data will not be shared.
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| ID | Term |
|---|---|
| C535669 | Actinic cheilitis |
| D007971 | Leukoplakia |
| D004919 | Erythroplasia |
| ID | Term |
|---|---|
| D011230 | Precancerous Conditions |
| D009369 | Neoplasms |
| D020763 | Pathological Conditions, Anatomical |
| D013568 | Pathological Conditions, Signs and Symptoms |
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