Hospital inpatient drug treatment for alcohol or drug addiction is very often necessary for people who have particular health-related issues associated with their substance abuse, as is the case with certain types of drug or alcohol detox or for individuals whose health is affected by their substance abuse. Hospital inpatient drug and alcohol rehabilitation in St. David, Illinois for drug and alcohol problems is occasionally also necessary for those who have co-occurring psychological illness who will require thorough rehab services which may not be delivered in regular rehabilitation. Treatment clients who wish to receive a medication assisted drug detoxification, which is frequently the case with individuals addicted to opiates like heroin and prescription pain relievers, may also opt to receive such rehabilitation in a St. David, Illinois hospital inpatient drug and alcohol detox facility.