Addiction Medicine Calculators

Free educational calculators for alcohol, caffeine, smoking, substance-use screening and recovery tracking.

Medical disclaimer: These calculators are for educational purposes only. They do not diagnose addiction or replace professional medical care. Never use a BAC estimate to decide whether to drive. Alcohol withdrawal can be life-threatening and may require urgent medical care.

Calculators

How to use these calculators

Select a calculator, enter your details and press Calculate. Results depend on the accuracy of the information entered. Screening results are not medical diagnoses.

For emergencies in India, call 112. Contact a qualified healthcare professional for concerns about alcohol withdrawal, drug use or nicotine dependence.