Successful Dabrafenib Desensitization Protocols in a Patient with Metastatic Melanoma.

Bibliographic Details
Title: Successful Dabrafenib Desensitization Protocols in a Patient with Metastatic Melanoma.
Authors: Bumbacea, Roxana Silvia, Ali, Selda, Corcea, Sabina Loredana, Jinga, Dan Corneliu, Spiru, Luiza
Source: Medicina (1010660X); Apr2022, Vol. 58 Issue 4, pN.PAG-N.PAG, 6p
Subject Terms: MEDICAL protocols, METASTASIS, DRUG administration, WOMEN patients, PHYSICIANS
Abstract: Dabrafenib and trametinib are two available molecules that have been approved for the treatment of metastatic melanoma with BRAF-V600E or V600K mutations. Their combined therapy has led to long-lasting survival benefits and substantially improved outcomes. Until now, only a few cases of severe hypersensitivity reactions to dabrafenib and vemurafenib have been reported, and even fewer desensitization protocols to these molecules have been documented. We report the case of a 71-year-old female patient with metastatic melanoma harboring a BRAF-V600E mutation undergoing targeted therapy with dabrafenib and trametinib. Two weeks after the initiation of the combined treatment, she developed a hypersensitivity reaction. The cause–effect relationship between dabrafenib and the hypersensitivity reaction was demonstrated twice, when symptoms recurred upon dabrafenib reintroduction. We started a rapid 3-day dabrafenib desensitization protocol, which was well tolerated. When the patient discontinued the drug administration, we decided on a longer protocol that included more steps and more days in order to prevent the occurrence of other hypersensitivity reactions. Our patient tolerated both rapid and slow-going schedules, the first one reaching the final dose within 3 days and the second one reaching the total daily dose within 14 days. Depending on the patient's needs, the severity of the hypersensitivity reaction and the hospital's availability, the doctor may choose either the rapid or slow-going desensitization protocol. [ABSTRACT FROM AUTHOR]
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Database: Complementary Index
More Details
ISSN:1010660X
DOI:10.3390/medicina58040511
Published in:Medicina (1010660X)
Language:English