Generally, the advantages outweigh the disadvantages. Interventions have the benefit of being carefully planned group approaches where loved ones can share their feelings. Loved ones can also prearrange treatment and create specific boundaries beforehand.
On the other hand, interventions can be highly charged situations that cause feelings of betrayal to develop. For some participants, this intensity is too much and causes them to back out. The Individual may arrive under the influence, affecting their ability to communicate and make decisions rationally.