Dexamphetamine
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  Dexamphetamine



Dexamphetamine

   The d-form of AMPHETAMINE. It is a central nervous system stimulant and a sympathomimetic. It has also been used in the treatment of narcolepsy and of attention deficit disorders and hyperactivity in children. Dextroamphetamine has multiple mechanisms of action including blocking uptake of adrenergics and dopamine, stimulating release of monamines, and inhibiting monoamine oxidase. It is also a drug of abuse and a psychotomimetic.

RELATED TERMS
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AMPHETAMINE
"A drug with a stimulant effect on the central nervous system that can be both physically and psychologically addictive when overused. This drug has been much abused recreationally. The street term ""speed"" refers to stimulant drugs such as amphetamine."

Central
In anatomy and medicine (as elsewhere), central is the opposite of "peripheral" which means away from the center.

Narcolepsy
Narcolepsy is a neurological disorder of sleep regulation that affects the control of sleep and wakefulness. The four classic symptoms are excessive daytime sleepiness, cataplexy, sleep paralysis and hypnagogic hallucinations.

Attention
The ability to focus in a sustained manner on a particular stimulus or activity. A disturbance in attention may be manifested by easy distractibility or difficulty in finishing tasks or in concentrating on work.

Dextroamphetamine
The d-form of AMPHETAMINE. It is a central nervous system stimulant and a sympathomimetic. It has also been used in the treatment of narcolepsy and of attention deficit disorders and hyperactivity in children. Dextroamphetamine has multiple mechanisms of action including blocking uptake of adrenergics and dopamine, stimulating release of monamines, and inhibiting monoamine oxidase. It is also a drug of abuse and a psychotomimetic.

Blocking
A sudden obstruction or interruption in spontaneous flow of thinking or speaking, perceived as an absence or deprivation of thought.

Dopamine
A neurotransmitter that works in an axis with serotonin.



SIMILAR TERMS
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DEXA
Dual Energy X-ray Absorptiometry. A means of measuring bone density to detect osteoporosis.

Dexacen-4
Dexacen-4 is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): dexamethasone sodium phosphate.

Dexacidin
A medicine used in the treatment of steroid responsive inflammatory ocular conditions

Dexacort
Dexacort is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): dexamethasone sodium phosphate.

Dexair
Dexair is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): dexamethasone sodium phosphate.

Dexamethasone
Dexamethasone is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): dexamethasone.

Dexamethasone acetate
Dexamethasone acetate is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): dexamethasone acetate.

Dexamethasone intensol
Dexamethasone intensol is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): dexamethasone.

Dexamethasone Isonicotinate
An anti-inflammatory, anti-allergic glucocorticoid that can be administered orally, by inhalation, locally, and parenterally. It may cause water and salt retention.

Dexamethasone sodium phosphate
Dexamethasone sodium phosphate is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): dexamethasone sodium phosphate.

Dexamfetamine
The d-form of AMPHETAMINE. It is a central nervous system stimulant and a sympathomimetic. It has also been used in the treatment of narcolepsy and of attention deficit disorders and hyperactivity in children. Dextroamphetamine has multiple mechanisms of action including blocking uptake of adrenergics and dopamine, stimulating release of monamines, and inhibiting monoamine oxidase. It is also a drug of abuse and a psychotomimetic.

Dexampex
Dexampex is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): dextroamphetamine sulfate.

Dexasone
An anti-inflammatory 9-fluoro-glucocorticoid (ANTI-INFLAMMATORY AGENTS, STEROIDAL)

Dexasporin
Dexasporin is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): dexamethasone; neomycin sulfate; polymyxin b sulfate.

Dexatrim
A sympathomimetic that acts mainly by causing release of NOREPINEPHRINE but also has direct agonist activity at some adrenergic receptors. It is most commonly used as a nasal vasoconstrictor and an appetite depressant.



PREVIOUS AND NEXT TERMS
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Devices, Intrauterine Contraceptive
Contraceptive devices placed high in the uterine fundus with a string extending from the device through the cervical as into the vagina. (UMDNS, 1999)

Devices, Intrauterine
Contraceptive devices placed high in the uterine fundus with a string extending from the device through the cervical as into the vagina. (UMDNS, 1999)

Devices, Internal Fixation
Internal devices used in osteosynthesis to hold the position of the fracture in proper alignment. By applying the principles of biomedical engineering, the surgeon uses metal plates, nails, rods, etc., for the correction of skeletal defects.

Devices, Inhalation
Devices that cause a liquid or solid to be converted into an aerosol (spray) or a vapor. It is used in drug administration by inhalation, humidification of ambient air, and in certain analytical instruments.

Devices, Hormone-Releasing Intrauterine
Intrauterine devices that release contraceptive agents.

Dexamphetamine

Dexamethasone Isonicotinate
An anti-inflammatory, anti-allergic glucocorticoid that can be administered orally, by inhalation, locally, and parenterally. It may cause water and salt retention.

Dexamfetamine
The d-form of AMPHETAMINE. It is a central nervous system stimulant and a sympathomimetic. It has also been used in the treatment of narcolepsy and of attention deficit disorders and hyperactivity in children. Dextroamphetamine has multiple mechanisms of action including blocking uptake of adrenergics and dopamine, stimulating release of monamines, and inhibiting monoamine oxidase. It is also a drug of abuse and a psychotomimetic.

Devitalized Tooth
A tooth from which the dental pulp has been removed or is necrotic. (Boucher, Clinical Dental Terminology, 4th ed)

Devitalized Teeth
A tooth from which the dental pulp has been removed or is necrotic. (Boucher, Clinical Dental Terminology, 4th ed)

Devitalization, Dental Pulp
The destruction of the vitality of the pulp of the tooth. (From Jablonski, Dictionary of Dentistry, 1992, p243)

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