Amphetamine type stimulant

Amphetamine type stimulant
Amphetamine-2D-skeletal.png
INN
Drug class
Routes of administration	Oral, intranasal, intravenous
Pregnancy category
Bioavailability	75–100%
Metabolism	Hepatic
Elimination half-life	9–11 hours
Excretion	Renal
Legal status
CAS Number	300-62-9
PubChem	3007
DrugBank	DB00182
ChemSpider	2894
KEGG	D07499

Amphetamine-type stimulants (ATS) are a class of psychoactive substances that include amphetamine, methamphetamine, and other related compounds. These substances are known for their stimulating effects on the central nervous system, leading to increased alertness, concentration, and energy. ATS are used both medically and recreationally, with significant implications for public health and law enforcement.

Chemical Structure and Pharmacology

Amphetamine-type stimulants are characterized by their phenethylamine core structure, which consists of a phenyl ring and an amino group connected by a two-carbon chain. The basic structure can be modified to produce various derivatives, each with distinct pharmacological properties.

The primary mechanism of action for ATS involves the release of monoamines, such as dopamine, norepinephrine, and serotonin, from presynaptic neurons. This release is facilitated by the reversal of the transporters responsible for the reuptake of these neurotransmitters, leading to increased concentrations in the synaptic cleft and enhanced neurotransmission.

Medical Uses

Amphetamine-type stimulants are prescribed for several medical conditions, including:

• Attention Deficit Hyperactivity Disorder (ADHD): Medications such as Adderall and Vyvanse are commonly used to improve focus and reduce impulsivity in individuals with ADHD.
• Narcolepsy: ATS can help manage excessive daytime sleepiness and sudden sleep attacks associated with this sleep disorder.
• Obesity: Some amphetamines are used as appetite suppressants to aid in weight loss, although this use is less common due to potential side effects and the risk of dependence.

Recreational Use and Abuse

Amphetamine-type stimulants are also used recreationally for their euphoric effects. However, misuse can lead to serious health issues, including:

• Addiction: Chronic use can result in physical and psychological dependence.
• Cardiovascular problems: Increased heart rate and blood pressure can lead to heart attacks or strokes.
• Neurotoxicity: Long-term use may cause damage to dopamine and serotonin neurons, leading to cognitive deficits and mood disorders.

Legal Status

The legal status of amphetamine-type stimulants varies by country. In many jurisdictions, they are classified as controlled substances due to their potential for abuse and addiction. For example, in the United States, amphetamines are classified as Schedule II drugs under the Controlled Substances Act.

Public Health and Safety

The widespread use and abuse of ATS pose significant challenges for public health systems. Efforts to address these challenges include:

• Harm reduction strategies: Providing education and resources to reduce the negative consequences of drug use.
• Treatment programs: Offering rehabilitation and support for individuals struggling with addiction.
• Law enforcement: Implementing policies to control the illegal production and distribution of ATS.

Also see

• Central nervous system stimulant
• Psychostimulant
• Substance abuse
• Drug addiction
• Controlled Substances Act