Dr. Jeff Livingston Dr. Livingston. 5 doctors agreed: Yes: Some of the medications that can be used in epidural and spinal anesthesia can cause itching in some patients. This is not hard to treat though. There are several medications that can be given for itching if it happens. ...Read more.
Glutamate is an excitatory relative of GABA. It is the most common neurotransmitter in the central nervous system - as much as half of all neurons in the brain - and is especially important in regards to memory. Curiously, glutamate is actually toxic to neurons, and an excess will kill them.
The major neurotransmitter systems are the noradrenaline (norepinephrine) system, the dopamine system, the serotonin system and the cholinergic system. Most other neurotransmitters, on the other hand, e.g. glutamate, GABA and glycine, are used very generally throughout the central nervous system.