Vistaril (hydroxyzine pamoate) is a prescription drug used torelieve anxiety and tension.
This includes understanding its potential side effects, precautions, drug interactions, and more.
It can also be prescribed as a preoperative sedative.
Verywell / Jessica Olah
Off-Label Uses
Healthcare providers might prescribe Vistaril off-label for nausea, vomiting, andsleep difficulties.
Side Effects of Vistaril
Some people experience side effects when taking this drug.
Typically, Vistaril side effects are mild and go away within a few days of starting the prescription.
Although, while rare, serious side effects do sometimes occur.
They may change the Vistaril dosage to reduce its effects or switch you to one of theother anti-anxiety medications.
This can result in the development of tremors or convulsions.
Long-Term Side Effects
It’s not entirely clear whether taking Vistaril long-term can result in lasting effects.
Precautions
There have been limited studies on Vistaril usage in individuals aged 65 and older.
Therefore, the FDA recommends that people in this age range start on a lower dosage of the drug.
Certain people should avoid taking Vistaril altogether.
Drug Interactions
Vistaril can interact with several medications.
Drugs that can interact with Vistaril include those with similar properties to this drug, potentially increasing its effects.
Dosage of Vistaril
Vistaril comes in both capsule and oral suspension (liquid) forms.
Take this medicine only as directed by your care provider.
Modifications
Vistaril may be prescribed forchildren with anxiety, allergies, or as a presurgical medication.
However, the dosage recommendations are lower than those indicated for adults.
When prescribed as a presurgical sedative, the recommended dosage is 0.6 mg per kg of body weight.
In that case, skip it and resume your regular schedule with the next dose.
Overdose
If too much Vistaril is taken, it can result in extreme sedation.
How to Take Vistaril
Swallow the capsules whole.
Don’t break, crush, or chew them.
Store capsules below 86 F and liquid Vistaril at room temperature.
As with all medications, keep your prescription someplace where it is not accessible to children.
How Long Does Vistaril Last?
One dose of Vistaril can last up to four days before leaving the body completely.
Discontinuing Vistaril
Vistaril is a short-term anxiety treatment, generally four months or less.
Since Vistaril is not addictive or habit-forming, you should not experiencewithdrawal symptomswhen discontinuing this drug.
Still, it’s important to work with your healthcare provider and follow their advice when stopping Vistaril use.
Speak with them about any questions or concerns you may have about taking this drug.
Depending on your symptoms, Vistaril may be combined with other medications, such as antidepressants.
Find out which option is the best for you.
Also, tell them if this medication does not help with your anxiety as there are other treatment alternatives.
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