Reactions Weekly

, Volume 1761, Issue 1, pp 52–52 | Cite as


Cutaneous adverse reactions, photosensitivity rash and drug resistance following an off label use: 2 case reports
Case report

In a case series, a 22-year-old woman developed resistance and cutaneous adverse reactions following off-label treatment with dabrafenib and trametinib, and a 22-year-old man developed resistance and photosensitivity rash following off-label treatment with vemurafenib and cobimetinib for glioblastoma [routes, duration of treatments to reactions onsets and outcomes not stated].

A 22-year-old woman presented with headache, which she had been suffering from three months. Craniotomy was performed and the diagnosis of isocitrate dehydrogenase-1 (IDH-1) wildtype, MGMT promoter methylated epithelioid glioblastoma with BRAFV600E mutation was made. She developed hydrocephalus and underwent ventriculoperitoneal shunting. Then, the shunt became block within a week and required external ventricular drainage (EVD). Her consciousness deteriorated and required nasogastric tube feeding. Due to the BRAFV600Emutation, she started receiving off-label treatment with trametinib 4mg daily along with...


  1. Woo PYM, et al. Regression of BRAFV600E mutant adult glioblastoma after primary combined BRAF-MEK inhibitor targeted therapy: A report of two cases. Oncotarget 10: 3818-3826, No. 38, 04 Jun 2019. Available from: URL: - Hong Kong

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© Springer International Publishing AG 2019

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