One dose of amphetamine can last three to four hours. Can be smoked, injected or taken orally. Taking the drug can make the user highly active, talkative and excitable although long term use can lead to loss of appetite and paranoia. Slang names such as speed, sulph and uppers are common. This drug is very expensive and is not widely misused for this reason.
Usage produces feeling of great energy and strength.
Long term use can cause paranoia and irritability. It produces an intense high which lasts for about 15 minutes. Crack cocaine is very inexpensive when compared to pure cocaine but is much more addictive. Discovering your son or daughter is using drugs is extremely disturbing but try to stay calm and attempt to discover why your child is taking drugs. Your child will need support and possible help.