Biology, asked by april8101, 11 months ago

Why quaternary nitrogen unable to cross blood brain barrier?

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Answered by QHM
0

ANSWER:-

Antibodies are too large to cross the blood–brain barrier, and only certain antibiotics are able to pass. In some cases, a drug has to be administered directly into the cerebrospinal fluid (CSF) where it can enter the brain by crossing the blood–cerebrospinal fluid barrier.

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