The side effects of drugs and alcohol are creating dangerous impacts not only on you. The impact on those people is often obviously showing on how they sympathise with the struggles of the addicted person.
Other devastating behaviour can also be caused by addiction to both (to themselves and others).
Addicts causes relationships to wear away and once the addict is on this slippery slope, coming back up is much harder. This article as well as the others in this sequence tackles the impacts of addiction not only to the addicts but also to the relationships and people around them.
This is on account of companions need to have the capacity to identify with their different companions, actually. Sadly, this simple behavioural observance leads to a more harmful situation and often ends with full-blown addiction. Peer pressure makes addiction a more potent social contagion.
Being shun by your sober friends, you tend to hang around with your new clique having the same habits as yourself. The threat of this circumstance, on account of a someone who is addicted, is this new friend network might be an aftereffect of terrible drug propensities.
New companions might be a part of the drug culture that got you dependent in any case, which would be sad for recuperation, as it makes it a great deal more hard to make new, more important connections that could really help you.