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Benzodiazepines share a similar chemical structure, and their effects in humans are mainly produced by the allosteric modification of a specific kind of neurotransmitter receptor, the GABA A receptor, which increases the overall conductance of these inhibitory channels; this results in the various therapeutic effects as well as adverse effects ...
Benzodiazepines. Buspirone. Don’t worry, we’ll explain what all the acronyms stand for, how these medications work and more. ... and it affects the neurotransmitters norepinephrine and dopamine.
Benzodiazepines work by increasing the effects of a neurotransmitter called gamma-amino butyric acid, or GABA. GABA is an inhibitory neurotransmitter — its job is to decrease activity in the ...
Benzodiazepines, like many other sedative hypnotic drugs, cause apoptotic neuronal cell death. However, benzodiazepines do not cause as severe apoptosis to the developing brain as alcohol does. [105] [106] [107] The prenatal toxicity of benzodiazepines is most likely due to their effects on neurotransmitter systems, cell membranes and protein ...
With chronic benzodiazepine use, tolerance develops rapidly to most of its effects, so that, when benzodiazepines are withdrawn, various neurotransmitter systems go into overdrive due to the lack of inhibitory GABA-ergic activity. Withdrawal symptoms then emerge as a result, and persist until the nervous system physically reverses the adaptions ...
The changes in activity of excitatory and inhibitory neurotransmitter systems is similar to that which occurs in individuals suffering from limbic or temporal lobe epilepsy. [5] Adaptational changes at the GABA A benzodiazepine receptor complex do not fully explain tolerance, dependence, and withdrawal from benzodiazepines.
Depending on its method of action, a psychoactive substance may block the receptors on the post-synaptic neuron , or block reuptake or affect neurotransmitter synthesis in the pre-synaptic neuron . Psychoactive drugs operate by temporarily affecting a person's neurochemistry , which in turn causes changes in a person's mood, cognition ...
The following neurotransmitter/receptor interactions can be affected by synthetic compounds that act as one of the three above. Sodium/potassium ion channels can also be manipulated throughout a neuron to induce inhibitory effects of action potentials. [citation needed]