Husband a recovering alcoholic is going to have eye surgery. Md said he will prescribe Valium for procedure. Is it safe? Worried about relapsing.

See below . Eye doctor needs to know this, perhaps no med is needed or alternative could be used. If absolutely necessary, and it's a one time thing, best bet is open dialogue, have a plan if cravings develop. Talking with people whom know him and his disease, being open and honest is a great way to reduce the power of cravings, and avoid relapse. Have a plan, communicate and should be ok.
Ask and tell. Your husband needs to make sure his doctor aware of his alcoholism so they can have a discussion about the best way to proceed with sedation for the procedure. This is something that needs to be part of his medical history so that his docs can make the best choices for him in light of all of his medical needs.