What is stage wise treatment?
Stage-Matched Care. Developed from the Trans-theoretical Model of Change1, the Stage of Change model includes five stages: pre-contemplation, contemplation, preparation, action, and maintenance.
A substance use disorder (SUD) is a mental disorder that affects a person's brain and behavior, leading to a person's inability to control their use of substances such as legal or illegal drugs, alcohol, or medications.
Causes. The exact cause of substance use disorder is not known. A person's genes, the action of the drug, peer pressure, emotional distress, anxiety, depression, and environmental stress can all be factors.
Substance use refers to episodes of substance use rather than ongoing, habitual, or patterned use. Substance use disorder suggests alcohol or drug addiction, a disease that affects a person's brain and behavior. It leads to an inability to control the use of a legal or illegal substance.
The APA ditched both “substance abuse” and “substance dependence” in favor of “substance use disorder.” Substance use disorder is now the medical term for addiction. Previously, abuse was a mild form of addiction, and dependence was a moderate or severe form of addiction.
- Alcohol.
- Marijuana.
- Prescription medicines, such as pain pills, stimulants, or anxiety pills.
- Methamphetamine.
- Cocaine.
- Opiates.
- Hallucinogens.
- Inhalants.
Within the above categories are six types of drug dependency: alcohol dependence, opioid dependence, hypnotics/sedative dependence, cannabis dependence, hallucinogen dependence, and cocaine abuse.
- Bloodshot eyes, pupils larger or smaller than usual.
- Changes in appetite or sleep patterns.
- Deterioration of physical appearance, personal grooming habits.
- Runny nose or sniffling.
- Sudden weight loss or weight gain.
- Tremors, slurred speech, or impaired coordination.
The fifth edition (DSM-5) was published in 2013 and changed the terminology from substance abuse, addiction or alcoholism to Substance Use Disorder (SUD), which encompasses both drugs and alcohol, or Alcohol Use Disorder (AUD) focused solely on alcohol.
- Bloodshot eyes, pupils larger or smaller than usual.
- Changes in appetite, sleep patterns, physical appearance.
- Unusual smells on breath, body, or clothing, or impaired coordination.
What are the 2 most common mental health disorders associated with substance abuse?
The mental health problems that most commonly co-occur with substance abuse are depression, bipolar disorder, and anxiety disorders.
Alcohol use disorder is still the most common form of substance use disorder in America, fueled by widespread legal access and social approval of moderate drinking.

- Impaired control.
- Social impairment.
- Risky use.
- Pharmacological indicators (tolerance and withdrawal)
People with SUD have an intense focus on using a certain substance(s) such as alcohol, tobacco, or illicit drugs, to the point where the person's ability to function in day-to-day life becomes impaired. People keep using the substance even when they know it is causing or will cause problems.
- Family history of addiction. Drug addiction is more common in some families and likely involves genetic predisposition. ...
- Mental health disorder. ...
- Peer pressure. ...
- Lack of family involvement. ...
- Early use. ...
- Taking a highly addictive drug.
How do drugs work in the brain? Drugs interfere with the way neurons send, receive, and process signals via neurotransmitters. Some drugs, such as marijuana and heroin, can activate neurons because their chemical structure mimics that of a natural neurotransmitter in the body.