Substance use disorder occurs when a person needs alcohol or another substance (drug) to function normally. Abruptly stopping the substance leads to withdrawal symptoms.
Addiction means that a person has a strong urge to use the substance and cannot stop, even if they want to. Tolerance to a substance (needing a higher dose to get the same effect) is usually part of addiction.
This disorder is also called substance abuse.
Symptoms of Substance abuse may include behavioural changes like :
If your freind or relative is having 2 or more of these problems related to alcohol or other substance abuse like cannabis(ganja,marijuana etc), nicotine,opiates etc please bring him to VIMHANS hospital for a check up following which he will undergo rehabilitation and deaddiction at Shantivan if required.