Pharmacological profile of Marijuana

Ancient Romains knew some pharmacological effect of Marijuana and have used it in their medicine. In the last time other positive effects have been identified for this plant. Unfortunately cannabis is often used out of medical control and is considered as a drug. Specially young people prefers Marijuana to other drug, because the most recognized effect on central nervous system is an unusual happiness and appreciation of music, art and in general pleasure; furthermore it gives a relaxing sensation. The pharmacological reason for these effects is the distribution of cannabioidis receptors that are located in brain area involved in tension control, movement control and in the nucleus accumbens that is the pleasure centre of the brain. Marijuana is usually smoked and through this way it’s almost impossible to reach dangerous or lethal dosed from a pharmacological point of view. Of course the abuse of this substance causes a decreased attention that could be really dangerous if you drive. Other collateral effects are nausea and cardiovascular problems specially if it is assumed in presence of other drugs, such as cocaine. No correlation between marijuana and the use of other drugs has been identified, thus marijuana can not be considered as a passage- drug.