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Drugs associated with bullous pemphigoid. A case-control study
S Bastuji-Garin1, P Joly, C Picard-Dahan
1Department of Epidemiology and Public Health, Université Paris XII, France.
Archives of Dermatology
|March 1, 1996
Summary
Certain medications, including neuroleptics and diuretics like aldosterone antagonists, may increase the risk of developing bullous pemphigoid, a common autoimmune blistering disease in the elderly.
Area of Science:
- Dermatology
- Autoimmune Diseases
- Pharmacology
Background:
- Bullous pemphigoid (BP) is the most common autoimmune blistering disease, primarily affecting the elderly.
- The etiology of BP remains largely unknown, although drug-induced cases have been reported.
- Identifying potential risk factors, such as long-term drug use, is crucial for understanding BP pathogenesis.
Purpose of the Study:
- To investigate the association between long-term drug use and the incidence of bullous pemphigoid.
- To identify specific drug classes or agents that may serve as risk factors for BP development.
Main Methods:
- A multicenter prospective case-control study was conducted.
- 116 incident cases of bullous pemphigoid were compared with 216 control patients (skin tumors).
- Long-term medication histories prior to disease onset were analyzed.
Main Results:
- Patients with bullous pemphigoid used neuroleptics (15.5% vs 8.3%) and diuretics (36.2% vs 24.5%) more frequently than controls.
- A significant association was found between BP and diuretics, specifically aldosterone antagonists (12.9% vs 4.6%).
- No specific neuroleptic drug was identified as a risk factor.
Conclusions:
- Long-term use of certain drug therapies, particularly diuretics like aldosterone antagonists, may represent a risk factor for bullous pemphigoid.
- Further research is warranted to elucidate the mechanisms underlying this drug-associated risk.
- These findings highlight the importance of considering medication history in BP patients.