If you don’t want to be falsely framed then you need to file for divorce first. You can divorce your wife on the grounds of unsound mind. If you will apply for divorce first then your side will be considered more than her. You might get a divorce or judicial separation.

You can be clam and focused when your partner is not drinking choose that time. Than ask them why are they abusing alcohol and what’s the reason for it. You need to be polite so that partner is open up and can answer describe you see it it doesn’t work than make sure you ask your family members to talk about it and than take a mutual decision and than get separated.