Many treatment plans begin with a detoxification program to help break your body’s physical addiction to alcohol. Detoxification is often performed in an inpatient therapy treatment center or hospital. It typically takes one week to complete. Because the symptoms of physical withdrawal can be dramatic, you may also be given medications to help prevent:

Thanks to years of research, doctors and health professionals now have a full menu of options to treat alcohol use disorders. Building on this progress, scientists continue to work on new medications and discover new ways to improve the effectiveness, accessibility, quality, and cost-­effectiveness of treatment for people who have alcohol use disorders. What is alcoholism & how do we treat it? Alcohol Use Disorder / Kati Morton
Illicit drug use poses risks for pregnant women and their babies. Drugs may contain impurities that can be harmful to an unborn baby. Pregnant women who use drugs may be more likely to harm the fetus with risky behaviors and poor nutrition. Drug use can lead to premature birth or low birth weight. It can also cause the baby to have withdrawal symptoms (sometimes in the form of neonatal abstinence syndrome), birth defects or learning and behavioral problems later in life.
Patients who have tried AA may have had a bad past experience. Patients should try at least 5-10 different meetings before giving up on the AA approach because each meeting is different. For example, women often do better at meetings for women only because the issues for female patients with alcoholism are different from the issues for male patients with alcoholism. A meeting in the suburbs might not be appropriate for someone from the inner city and vice versa.
2. Then, alcohol detox if necessary – Alcohol withdrawal generally begins 3-5 hours after the last drink, but may not require anything more than medical supervision.  During the detox period of alcohol rehabilitation, you will be monitored by medical staff 24-7 to make sure that the withdrawal is not complicated or dangerous.  In extreme cases of alcohol withdrawal, medication may be necessary to prevent or treat seizures or DTs (delirium tremens).  But in most cases, medical staff will only need to monitor you to ensure safety.
^ Nestler EJ (August 2016). "Reflections on: "A general role for adaptations in G-Proteins and the cyclic AMP system in mediating the chronic actions of morphine and cocaine on neuronal function"". Brain Research. 1645: 71–4. doi:10.1016/j.brainres.2015.12.039. PMC 4927417. PMID 26740398. These findings led us to hypothesize that a concerted upregulation of the cAMP pathway is a general mechanism of opiate tolerance and dependence. ... We thus extended our hypothesis to suggest that, particularly within brain reward regions such as NAc, cAMP pathway upregulation represents a common mechanism of reward tolerance and dependence shared by several classes of drugs of abuse. Research since that time, by many laboratories, has provided substantial support for these hypotheses. Specifically, opiates in several CNS regions including NAc, and cocaine more selectively in NAc induce expression of certain adenylyl cyclase isoforms and PKA subunits via the transcription factor, CREB, and these transcriptional adaptations serve a homeostatic function to oppose drug action. In certain brain regions, such as locus coeruleus, these adaptations mediate aspects of physical opiate dependence and withdrawal, whereas in NAc they mediate reward tolerance and dependence that drives increased drug self-administration.
^ Robison AJ, Nestler EJ (October 2011). "Transcriptional and epigenetic mechanisms of addiction". Nature Reviews. Neuroscience. 12 (11): 623–37. doi:10.1038/nrn3111. PMC 3272277. PMID 21989194. ΔFosB has been linked directly to several addiction-related behaviors ... Importantly, genetic or viral overexpression of ΔJunD, a dominant negative mutant of JunD which antagonizes ΔFosB- and other AP-1-mediated transcriptional activity, in the NAc or OFC blocks these key effects of drug exposure14,22–24. This indicates that ΔFosB is both necessary and sufficient for many of the changes wrought in the brain by chronic drug exposure. ΔFosB is also induced in D1-type NAc MSNs by chronic consumption of several natural rewards, including sucrose, high fat food, sex, wheel running, where it promotes that consumption14,26–30. This implicates ΔFosB in the regulation of natural rewards under normal conditions and perhaps during pathological addictive-like states. Alcohol Poisoning Treatment ► What Is The Best Solution?
There is a wide range of alcohol rehab programs, including inpatient, outpatient, day-patient, and evening programs. Inpatient rehab facilities are the most structured. Generally, these programs run for 30, 60, or 90 days. There is a benefit to stepping out of your environment so that you can completely focus on recovery without any distractions, as in an inpatient program. However, that is not an option for many people. 5 Benefits of Alcohol Rehabilitation
Stimulants, such as tobacco, cocaine or prescription amphetamines, stimulate the brain and nervous system, causing increased alertness. Depressants, such as barbiturates and benzodiazepines, slow activity in the brain and nervous system, causing relaxation. Hallucinogens, such as LSD and PCP, drastically disrupt the way the brain and nervous system communicate, causing hallucinations. Rehab: Last Week Tonight with John Oliver (HBO)