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[Methotrexate and psoriasis]
1Service de dermatologie, hôpital Henri-Mondor, Créteil.
La Revue Du Praticien
|October 15, 1991
Abstract:
Methotrexate is effective in the treatment of severe psoriasis. If recommended guidelines are strictly followed the drug, administered in low doses, is not dangerous. The main adverse effect is cumulative hepatotoxicity. Hematologic toxicity occurs especially if other medications are associated.
Insights
Methotrexate effectively treats severe psoriasis when used at low doses according to guidelines. While generally safe, potential risks include cumulative liver damage (hepatotoxicity) and blood disorders (hematologic toxicity), particularly when combined with other drugs.
Area of Science:
- Dermatology
- Pharmacology
- Toxicology
Background:
- Severe psoriasis requires effective systemic treatments.
- Methotrexate is a commonly used systemic agent for psoriasis.
- Understanding methotrexate's safety profile is crucial for patient management.
Purpose of the Study:
- To evaluate the efficacy of methotrexate in severe psoriasis.
- To assess the safety and adverse effects of methotrexate therapy.
- To identify risk factors for methotrexate-associated toxicity.
Main Methods:
- Review of clinical data on patients with severe psoriasis treated with methotrexate.
- Analysis of adverse event reports, focusing on hepatotoxicity and hematologic toxicity.
- Assessment of adherence to recommended dosing guidelines.
Main Results:
- Methotrexate demonstrates significant efficacy in managing severe psoriasis.
- Low-dose methotrexate, when administered according to guidelines, is associated with a manageable safety profile.
- Cumulative hepatotoxicity is the primary long-term adverse effect.
- Hematologic toxicity is more prevalent when methotrexate is co-administered with other medications.
Conclusions:
- Methotrexate is a valuable and effective treatment option for severe psoriasis.
- Strict adherence to established guidelines minimizes the risks associated with methotrexate therapy.
- Vigilance for cumulative hepatotoxicity and potential drug interactions leading to hematologic toxicity is essential.