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Dextroamphetamine is the active metabolite of the prodrug lisdexamfetamine (L-lysine-dextroamphetamine), available by the brand name Vyvanse (Elvanse in the European market) (Venvanse in the Brazil market) (lisdexamfetamine dimesylate). Dextroamphetamine is liberated from lisdexamfetamine enzymatically following contact with red blood cells.
The presence of positive MSLT tests. [32] [33] [34] The latest ICD-10 defines IH with long sleep time as a neurological disorder that is a rare sleep disorder characterized by prolonged sleep at night and extreme sleepiness during the day. There are no apparent causes. This disorder affects the ability to function.
Amphetamine is frequently measured in urine or blood as part of a drug test for sports, employment, poisoning diagnostics, and forensics. [sources 18] Techniques such as immunoassay, which is the most common form of amphetamine test, may cross-react with a number of sympathomimetic drugs. [257]
[46] [51] [53] Lisdexamfetamine is an inactive prodrug of dextroamphetamine (i.e., lisdexamfetamine itself does not do anything in the body, but it metabolizes into dextroamphetamine). [46] Adderall is a proprietary mixture of (75%) dextroamphetamine and (25%) levoamphetamine salts, which results in very mild differences between their effects. [46]
Adderall and Mydayis [11] are trade names [note 2] for a combination drug containing four salts of amphetamine.The mixture is composed of equal parts racemic amphetamine and dextroamphetamine, which produces a (3:1) ratio between dextroamphetamine and levoamphetamine, the two enantiomers of amphetamine. [13]
This is a list of investigational attention deficit hyperactivity disorder drugs, or drugs that are currently under development for clinical use in the treatment of attention deficit hyperactivity disorder (ADHD) but are not yet approved.
Levoamphetamine [note 1] is a stimulant medication which is used in the treatment of certain medical conditions. [10] It was previously marketed by itself under the brand name Cydril, but is now available only in combination with dextroamphetamine in varying ratios under brand names like Adderall and Evekeo.
ATS when used illicitly has street names including ice, meth, crystal, crank, bennies, and speed. Within the group of amphetamine-type stimulants, there are also prescription drugs including mixed amphetamine salts, dextroamphetamine, and lisdexamfetamine. Amphetamine was first synthesized in 1887 by the Romanian chemist Lazar Edeleano.