Hello,
Since there is addiction. If you’re comfortable, then please consider a de addiction centre. He will receive good help.
You
Could even connect with a psychiatrist and start the treatment.
Next Steps
Reason out with your husband and express your concern clearly (in case you haven’t)
Even if you have, repeat and suggest taking help.
Health Tips
Please remember, your husband will cooperate if he sees this as an issue. If you feel it has gone beyond his understanding and that he won’t visit a doctor at all and if you feel this is creating trouble for you; de addiction centre is the right choice.