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An antihistamine drug commonly prescribed for anxiety, itchiness, nausea, and insomnia. Hydroxyzine has also been used to potentiate the analgesia of opioids as well as diminishing the negative effects of opioids, such as itchiness.
Dosage
Oral
Common: 25-100mg
Duration
Onset: 20-60 minutes
Duration: 3-5 hours
After effects: 1-8 hours
Timeline
Onset
20-60 minutes
Peak
3-5 hours
After
1-8 hours
07h14h
Typical
Extended range