benzodiazepine drug pathway 2010-03-15T11:26:01Z PW:0000755 The pharmacokinetics and pharmacodynamics pathway of benzodiazepines, a class of drugs acting upon the central nervous system. The drugs are administered as sedatives and also as antiepileptics. Genetic variations can result in changes in drug availability and can cause differences in the response of the organism to the drug. pathway vpetri antiepileptic drug pathway