Duration

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The term duration refers to the length of time over which the subjective effects of a psychoactive compound will manifest themselves. This idea is further broken down into an onset, a peak, an offset and residue after effects. Depending upon the substance consumed, each of these occur across different durations of time but can be categorized into

Although different substances induce different effects regardless of their appropriate dosage, the intensity of the experience they are likely to induce can be broken down into 5 separate categories. These are defined and listed below.