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NGC Domain #1: Largest number of a particular substance used in 24 hour period (Quantity)

Revised April 2012

Question: In your lifetime, what is the largest dose of [DRUG] you have ever had in a 24 hour period?

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Secondary Questions:

Question: During the past year, how much [DRUG] did you use on an average day, in dollars/pills/bags/grams/cups?

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Question: During that period of heavy use, how many times did you use (DRUG) on an average day? Past 1 year? Past 5 years? Past 10 years?

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This page was last updated April 2012

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