In individuals with Dissociative Identity Disorder (DID), formerly known as Multiple Personality Disorder, there are distinct identities or personality states that control an individual's behavior at different times. Each identity may have its own memories, preferences, and physical responses. Therefore, how alcohol affects a person with DID can vary depending on the identity that is in control at the time.
If one of the alters consumes alcohol and becomes intoxicated, it is possible for the alter to experience the effects of being drunk. Alcohol can affect the brain and impair cognitive and motor functions, so if the alter consumes alcohol, they may exhibit behaviors consistent with intoxication.
When the original person (also known as the host identity) comes back into control, they may not be drunk, as their state of intoxication would depend on whether they personally consumed alcohol while they were "fronting" (i.e., in control of the body). If the host identity does not consume alcohol while fronting, they would not experience the effects of being drunk once they regain control.
It's important to note that the interactions between DID and alcohol can be complex, and individuals with this condition may have varying experiences. Additionally, alcohol consumption can potentially exacerbate dissociative symptoms or trigger switches between alters, making it a risky combination for some people with DID.
People diagnosed with DID often receive therapy to address their condition and improve functioning. Treatment may include working with all the alters, understanding their roles and experiences, and finding healthier ways to cope with distress.
If you or someone you know is dealing with DID or other mental health concerns, it's crucial to seek support from a qualified mental health professional who can provide appropriate guidance and treatment.