Finances issues are experienced in every marriage ,but how you two handle the issue becomes the problem . Sit down you two highlight the problem you are going through,ask each other what to do to make things better . sometimes it's important to just tell your spouse how you feel ,and what you feel isn't going right .
Some people will be drained sexually when stressed.most men actually . Talk to him and make him understand how you feel about your sex life ,and can as well go for therapy if it doesn't change . And again try to find out if your man has physical body problems,affecting his sex life .