What does “THC (tetrahydrocannabinol)” mean?
The principal intoxicating compound in cannabis, and the source of most of the therapeutic effects and most of the risks.
THC (tetrahydrocannabinol) in plain English
The principal intoxicating compound in cannabis, and the source of most of the therapeutic effects and most of the risks.
THC acts as a partial agonist at the CB1 receptor, which is abundant in the brain. That direct action produces both the effects sought in treatment and the unwanted ones: impaired short-term memory, slowed reaction time, altered perception, anxiety in some people, and increased heart rate.
It is the drug with a specified blood limit for driving, and it is the reason a specialist asks about psychosis, family psychiatric history and safety-critical work.
Frequently asked questions
What does thc (tetrahydrocannabinol) mean?
The principal intoxicating compound in cannabis, and the source of most of the therapeutic effects and most of the risks.
Sources and further reading
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