A US government survey has revealed that legal drugs are far more dangerous than those sold on the black market - at least for causing deaths annually.
The findings by the Center for Disease Control and Prevention, show that alcohol and tobacco are more serious drugs.
Even more lethal than heroin, reports Telegraph.
Besides the above mentioned, a very popular drug is the painkiller OxyContin contained.
In research that started from 2011, they are not given exact numbers but indicated that alcohol, tobacco and tranquillizers pains sold legally, causing more deaths than drugs black market.