COWS is a standardized tool used to measure and quantify the severity of withdrawal symptoms in individuals undergoing opioid detoxification.
Opioid addiction is a serious and widespread problem that affects millions of people worldwide. When individuals decide to take the courageous step towards kickstarting their recovery, they often face the daunting challenge of opioid withdrawal. Managing withdrawal symptoms is crucial for successful recovery, and healthcare professionals rely on tools like COWS (Clinical Opiate Withdrawal Scale) to assess the severity of withdrawal and tailor treatment plans accordingly.
In this guide, we will explore the COWS protocol and address these issues:
- What is COWS?
- What is a COWS score?
- How are COWS and CIWA scores calculated?
- How is an opiate withdrawal scale or opioid withdrawal scale used?
The COWS Scale for Opioid Withdrawal
COWS medical abbreviation stands for Clinical Opiate Withdrawal Scale. It is widely considered the gold standard in assessing opioid withdrawal, and its effectiveness has been established since its inception in the 1930s. The COWS score helps healthcare professionals monitor patients’ progress during withdrawal and enables them to provide targeted medical interventions when necessary.
Opioid withdrawal can be a challenging and distressing experience for those in recovery. Symptoms can vary in intensity, making it essential to have a reliable assessment tool to gauge the severity of withdrawal. The COWS scale is composed of 11 withdrawal symptoms, including pulse rate, GI upsets, tremors, sweating, restlessness, yawning, anxiety or irritability, pupil size, bone and joint aches, gooseflesh, and tearing or runny nose.

How Does the COWS Assessment Work?
The COWS assessment is a systematic and comprehensive evaluation used to measure the severity of opioid withdrawal symptoms in individuals undergoing detoxification. Healthcare professionals, such as clinicians, doctors, nurses, and addiction specialists, administer the assessment at regular intervals throughout the withdrawal process to track the patient’s progress and tailor their treatment plan accordingly. Here’s how the COWS assessment works:
- Selection of symptoms: The COWS assessment consists of 11 specific withdrawal symptoms that are commonly associated with opioid withdrawal. These symptoms are carefully chosen based on their relevance and significance in gauging the intensity of the withdrawal experience.
- Assigning numerical values: Each of the 11 withdrawal symptoms is assigned a numerical value based on the severity or frequency of the symptom reported by the patient. The numerical values range from 0 to 5, with 0 indicating the absence of the symptom and 5 representing the most severe manifestation of the symptom.
- Conducting the assessment: Trained healthcare professionals conduct the COWS assessment by observing and interviewing the patient. The patient’s self-report and the clinician’s observations are taken into account to ensure a comprehensive evaluation.
- Scoring the symptoms: As the patient reports or exhibits each withdrawal symptom, the healthcare professional records the corresponding numerical value on the COWS assessment form. COWS scores are calculated by summing up the numerical values assigned to all 11 symptoms.
- Interpreting the COWS Score: Once the assessment is complete, the COWS score provides a clear indication of the patient’s current stage in the withdrawal process. A higher total score indicates more severe withdrawal symptoms, while a lower score suggests milder symptoms.
- Tailoring treatment: The COWS score helps in tailoring the patient’s treatment plan. Depending on the severity of the withdrawal symptoms indicated by the score, healthcare professionals can adjust medication doses, implement additional therapeutic interventions, and provide emotional support to help the patient manage the challenges of withdrawal effectively.
- Monitoring progress: Throughout the detoxification process, the COWS assessment is repeatedly administered to monitor the patient’s progress and response to treatment. Regular assessments enable healthcare professionals to identify any changes in the severity of withdrawal symptoms and make necessary adjustments to optimize the patient’s comfort and safety.
- Ensuring patient safety: By regularly assessing the COWS score, healthcare professionals can detect signs of potential complications during withdrawal and intervene promptly to ensure the patient’s safety. Opioid withdrawal can sometimes lead to medical emergencies like dehydration, seizures, or cardiovascular issues. Early detection and appropriate management are critical to prevent serious consequences.
FAQs
What is the score on the COWS scale?
The score on the COWS scale is a numerical value and COWS scoring indicates the severity of opioid withdrawal symptoms.
What does CIWA and COWS stand for?
CIWA stands for Clinical Institute Withdrawal Assessment, and COWS stands for Clinical Opiate Withdrawal Scale.
How do you assess COWS score?
COWS score is assessed by assigning numerical values to 11 different opioid withdrawal symptoms COWS score interpretation involves adding these values. The COW score calculation determines the severity of the withdrawal.
What is the COWS scale for Suboxone?
The COWS scale is used to assess opioid withdrawal, including withdrawal from Suboxone, which is a medication used to treat opioid addiction.
What COWS score is moderate withdrawal?
A COWS score range of 13 to 24 is considered to indicate moderate opioid withdrawal.

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