Hur ofta kan man ta amfetamin
In the s, reports of malnutrition , psychosis, and depression on withdrawal caused doctors to stop prescribing amphetamines for weight loss.
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In a person with this condition, strong emotions can trigger a sudden loss of muscle tone, or cataplexy, which causes a person to collapse and possibly fall down. Scientists carrying out a review of 20 studies concluded that stimulants are probably helpful for people with ADHD. People take it to boost libido, increase wakefulness, improve cognitive control, enhance sociability, and induce euphoria.
There is evidence that amphetamine use to treat ADHD could slow growth in children. Used outside the medical context, stimulants can have severe adverse effects. Due to concerns over their side effects, however, amphetamines are increasingly being replaced by modafinil, a medication that promotes wakefulness. Minor effects on the cardiovascular system, including a rise in heart rate and blood pressure , may have long-term effects.
Amphetamine has been trialed for a wide variety of conditions.
Currently, medical professionals do not recommend using amphetamines and their derivatives to help reduce obesity. Long-term treatment with amphetamine-based medication in children appears to prevent unwanted changes in brain function and structure. ADHD is characterized by hyperactivity, irritability, mood instability, attention difficulties, lack of organization, and impulsive behaviors.
Amphetamine is used as a recreational drug. When amphetamines are used at higher doses and through routes that are not prescribed by a doctor, they can have severe adverse effects. However, animal studies have suggested that this is unlikely. However, in the s and s, amid growing concern about its adverse effects, it was replaced by newly available antidepressants.
Hur länge är man påverkad av amfetamin
Now, it is mainly used to treat ADHD, and, rarely, depression. Amphetamine is a powerful stimulator of the central nervous system. Other street drugs that are based on the structure of amphetamine include methamphetamine, cathinone, ephedrine, MDMA ecstasy , and 2,5-Dimethoxymethylamphetamine DOM. These drugs can have a wide variety of overlapping effects that broadly fit into three categories:.
Stimulants such as amphetamine Adderall and methylphenidate Ritalin and Concerta are used to treat attention deficit hyperactivity disorder ADHD. People who crush and inject a tablet may have blockages in their small blood vessels, as some of the components do not break down. It also involves frequent and unexpected bouts of sleep.
Dopamine is associated with pleasure, movement, and attention.
People who follow the prescribed, therapeutic dose are unlikely to experience severe adverse effects. It can lead to euphoria, and it suppresses the appetite, which can lead to weight loss. Dopamine levels in the brain can rise quickly, and to a great extent. It is used to treat some medical conditions, but it is also highly addictive, with a history of abuse. There have been fears that long-term use of amphetamines for ADHD could affect brain development, prevent physical growth, and increase the risk of drug abuse later in life.
They proposed a 6-month use of the drug to help people who have not responded to other treatment to improve their diet and increase exercise levels.
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A review published in Cochrane in suggested that adults with ADHD might benefit from short-term use of amphetamines, but that they were unlikely to persist with the treatment because of adverse effects. From the s, amphetamine was used to treat affective disorders, obsessive-compulsive disorder OCD , and schizophrenia. They found that the brain structures of people who took stimulants for ADHD were more likely to resemble the brain structures of people without the condition than to resemble those with ADHD who did not use the drugs.
In rare cases, amphetamines are used alongside standard antidepressants to treat some types of depression that do not respond to other treatments, especially in people who also experience fatigue and apathy. Under the name Benzedrine, amphetamines were first used to treat obesity in the s, due to their appetite-suppressing capabilities. Physical side effects include :.
In the past, it has been used to treat narcolepsy and to help with weight loss, but this is less common now. Amphetamines reverse some of these symptoms and have been shown to improve brain development and nerve growth in children with ADHD. Those who use mixed amphetamine salts, however, were more likely to continue with the treatment.
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This, they say, could help curb obesity and related complications, such as diabetes and cardiovascular disease. Amphetamine sulphate, or speed, is also used for recreational and non-medical purposes. Used under prescription, stimulants can be safe and effective. Amphetamine activates receptors in the brain and increases the activity of a number of neurotransmitters, especially norepinephrine and dopamine.