The most common synonyms are:
Central nervous system depressant:
|Mechanism of action|
|Routes of administration|
|Effects sought out by the user|
|Common toxic effects|
|Effects associated with chronic use|
Tolerance (need to increase the dose to feel the same effect)
Yes, if discontinuation is abrupt and the user has taken repeated high doses (anxiety, insomnia, tremors, muscular cramps, trouble sleeping, nausea, vomiting, diarrhea). Although rare, the most severe cases of abrupt GHB discontinuation result in severe agitation, paranoia, visual and auditory hallucinations, tachycardia (increased heart rate) and hypertension.
Onset and duration of action
|Oral||5 to 30 minutes||20 to 45 minutes||45 minutes to 8 hours (usually 1 to 3 hours)|
- Blood: GHB is no longer detectable in the blood after 8 hours.
- Urine: GHB is no longer detectable in urine after 12 hours.
- No antidote available. Certain medications can, however, neutralize some of its effects.
- Treatment is mainly symptomatic.
Other useful information
- GHB is used as a party drug. However, it is also used to commit crimes, hence its nickname "date rape drug". Its nickname is the result of its properties which include amnesia, state similar to drunkenness and very short duration of action. GHB does not have any aphrodisiac properties as such, but can cause a loss of sexual inhibition.
Many different street drugs are sold under the same name. Furthermore, nothing guarantees the quantity, purity or even the content of a street drug in spite of the fact that it may, in some cases, look like medication.
If you need help or want to learn more:
Partnership for a Drug-Free Canada.