Disulfiram
(Antabuse) Treats alcoholism by raising the chemical responsible for hangovers. Very effective if patient takes it.
Bipolar-Safe
Naltrexone
[Vivitrol] Opioid blocker treats alcohol and opioid use disorders (and, in combination with bupropion, meth). May help gambling addiciton and antipsychotic weight gain. Inj or oral.