Answer;
-Ecstasy
The drug ecstasy is both a stimulant and a mild hallucinogen, and can destroy serotonin-producing neurons with repeated use.
Step-by-step explanation;
-Ecstasy is comprised of chemical variations of amphetamine or methamphetamine (stimulants) and a hallucinogen, such as mescaline. It is a derivative of the amphetamine group and has both stimulant and hallucinogenic properties. It is sometimes referred to as a 'psychedelic amphetamine'.
-The effects of ecstasy can change from person to person as with any drug. This is because the effects of drugs change with person to person depending on the persons characteristics, the drug itself, and how it is taken and the environment a person is in when using the drug.