Dear Doctor Letter (Rote-Hand-Brief) on Zostex® (brivudine): Potentially fatal interaction with 5-fluoropyrimidines
2012.09.03
Active substance: brivudine
Important information to be observed: concomitant use of brivudine and 5-fluoropyrimidines (also in topical preparations and in combination medicinal products) is contraindicated due to the risk of potentially fatal interactions.
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