They all have similar effects. Even experienced users may be unable to tell which drug they have taken. These drugs come in tablets and capsules that can be taken orally. They can also appear as off-white crystals, chunks and powders, which may be sniffed or injected.
Smokable methamphetamine looks like shaved glass slivers or clear rock salt.
They are no longer used medically to treat depression and obesity because of their dangerous side effects. Because amphetamines increase alertness, energy, and a sense of well-being, they are sometimes used illicitly by truck drivers, shift workers, students, athletes and body builders. But possessing, manufacturing, trafficking, and prescription shopping for amphetamines can result in fines, prison sentences and criminal records. Some methamphetamine users repeatedly take the drug over several days in order to maintain the euphoria. Effects Small doses of amphetamines can make you feel alert and energetic.