1. Epidural steroid
injections can be given to back pain
because of degenerated disk,
2. Now-a-days there is a controversy in this issue whether the injections are really useful for such conditions in long term compared to the risks involved,
3. In short-term relief of acute pain, they are indeed helpful in giving a brief pain free period,
4. Risks & Complications of epidural steroid are mainly due to the technique and immuno-deficiency states. Seems your husband is alcoholic, so better rule out chances of bleeding tendency and status of his immunity to decrease chances of infection or poor healing, before going to epidural steroid injection.