People often experience a compulsion to take more, though, and can start to feel unable to have a 'good' time unless they are using cocaine. Cocaine has an image of being a drug for rich people. Unless you're extremely wealthy, using cocaine regularly will certainly create a big hole in your bank balance. A cocaine habit can become very expensive very quickly, especially so for crack. A rock of smokable cocaine can cost 15 - 20, and it's not difficult to get through several hundred pounds worth of the drug in an evening.
Some people use cocaine during sex.
Cocaine can prolong sex by reducing sensitivity, increasing the time it will take for a man to orgasm and ejaculate. It all depends on where you rub the coke. Prolonged sexual intercourse can increase the risk of catching sexually transmitted diseases including HIV, the virus that can lead to AIDS . Cocaine is a Class A drug. Other Class A drugs are Heroin and LSD .