Does drug use affect friendship

it affects it by people won't want to hang out with you, your friends will stay away from you.

According to Lepidus, on Amphetamines and Relationships: Love has been proven to be a brain phenomena, directly related to the firing of neurotransmitters. Amphetamines intake is directly related to the release of Dopamine (pain/pleasure) a neurotransmitter which is also released during orgasms. When using meth, making love to another human being is akin to icing on a cake. To a drug user-even your Quintessential Weekend User-a 'relationship' is a very one sided affair.