If you or one of your loved ones is struggling with this its worth knowing and worth asking your doctor about. Article mainly discusses generic anticonvulsants that have proven beneficial, but there are others such as Naltrexone that can also be helpful.
Naltrexone cuts of the euphoria by blocking opioid receptors. Opioid receptors also mediate liking so you stop liking the experience because you’re blocked at the time. Eventually, you stop neurochemically associating alc with pleasure and benefit. You just get the shitty impairment effects, no joy