Are drugs that increase the activity of the brain and spinal cord. Are commonly used to treat attention-deficit/hyperactivity disorder (ADHD).

The action of _________ may be be general ,depressing the CNS more or less as a whole ,or they may act specific way on one or more centers of the brain.

A pharmacologic CNS depressant,produces a loss of sensation,which also may be general ,systemic ,or localized.

Are presented in this section for completeness and clarity, but they are not CNS depressants. Local anesthetics interfere with nerve conduction from an area of the body to the CNS. In this way, they interfere with pain perception by the CNS.

Generally may be used in small doses for daytime sedation and in larger doses for the induction of sleep at bedtime.Must be cautioned not to take other CNS depressants,such as alcolol.

Produce sedation of the CNS.Derivatives of barbituric acid and act by depressing the CNS,respiratory rate,blood pressure,and temperature.The response may be mild sedation,hypnosis,or general anesthesia,depending on the dose and the method of administration.

Drugs derived from opium are known as ______.

Synthetic agents that exert a similar pharmacologic effects as the derivatives of the opium poppy,morphine,and codeine.They all are controlled substances.

Generally do not have the addictive properties of narcotic analgesics.

Functions as analgesics in the treatment of migraine headaches.They are not related to other analgesics,but are selective serotonin agonists.

There is no cure for epilepsy,but the disease may be controlled through the use of _________.