Vistaril vs. Librium
See how Vistaril and Librium compare on approved uses, dosing, side effects, and cost.
Key Takeaways
Vistaril is a non-controlled antihistamine that treats anxiety and allergic itching, while Librium is a Schedule IV benzodiazepine reserved for anxiety and alcohol withdrawal.
Librium carries boxed warnings for abuse, dependence, and dangerous interactions with opioids, warnings that Vistaril does not carry.
Vistaril needs more frequent daily dosing than Librium, which can be given less often at higher strengths due to its long-acting active metabolites.
Vistaril vs. Librium Drug Summary
Vistaril
Vistaril (hydroxyzine pamoate) is an antihistamine used to relieve anxiety and tension, as well as itching from allergic skin conditions. It is taken as an oral capsule or liquid suspension, typically several times a day, and is not a controlled substance.
Librium
Librium (chlordiazepoxide) is a benzodiazepine used to treat anxiety disorders, preoperative anxiety, and acute alcohol withdrawal. It is taken as an oral capsule multiple times a day and is a Schedule IV controlled substance due to its potential for misuse.
Vistaril vs. Librium Side Effects
Vistaril
Librium
Vistaril vs. Librium Dosage
Vistaril
Librium
| STAGE | DOSE | WHEN |
| Starting dose | 50-100 mg 4x daily | At the start |
| Maximum dose | 50-100 mg daily divided | If needed |
| Dose changes | 2 increases | As tolerated |
| STAGE | DOSE | WHEN |
| Starting dose | 5 mg 2-4x daily | At the start |
| Maximum dose | up to 300 mg/day | If needed |
| Dose changes | 4 increases | As tolerated |
Vistaril
| STAGE | DOSE | WHEN |
| Starting dose | 50-100 mg 4x daily | At the start |
| Maximum dose | 50-100 mg daily divided | If needed |
| Dose changes | 2 increases | As tolerated |
Librium
| STAGE | DOSE | WHEN |
| Starting dose | 5 mg 2-4x daily | At the start |
| Maximum dose | up to 300 mg/day | If needed |
| Dose changes | 4 increases | As tolerated |
Vistaril vs. Librium Indications
Vistaril
Vistaril is FDA-approved for anxiety and tension tied to psychoneurosis, as an adjunct for anxiety in other medical conditions, and for itching from allergic skin conditions such as chronic hives. It is also used for sedation before and after general anesthesia.
Anxiety and tension from psychoneurosis
Adjunct anxiety relief in other conditions
Itching from allergic skin conditions
Librium
Librium is FDA-approved for mild-to-severe anxiety disorders, for relieving preoperative anxiety and apprehension before surgery, and for managing the symptoms of acute alcohol withdrawal. It is not approved for use in children under 6 years old.
Mild-to-severe anxiety disorders
Preoperative anxiety relief
Acute alcohol withdrawal management
Vistaril vs. Librium Pros and Cons
Vistaril
Vistaril is not a controlled substance and carries no boxed warnings, making it a reasonable option for people who need anxiety relief without dependence risk. It requires more frequent daily dosing than many alternatives and carries its own cardiac and pregnancy precautions.
Pros
Not a DEA-controlled substance
No boxed warning for abuse or dependence
Also treats allergic itching and hives
Available as capsule or oral suspension
Cons
Needs dosing up to 4 times a day
Contraindicated with prolonged QT interval
Not safe in early pregnancy
Can range from about $25 to $330 monthly depending on dose
Librium
Librium was the first benzodiazepine ever approved and remains useful for severe anxiety and acute alcohol withdrawal, but it carries boxed warnings for misuse, dependence, and dangerous interactions with opioids. Its long-acting metabolites can also linger in the body longer than shorter-acting benzodiazepines.
Pros
Effective for acute alcohol withdrawal
Long-acting effect can mean fewer daily doses
Generic only, roughly $10 to $45 per month
Decades of established clinical use
Cons
Boxed warning for abuse, misuse, and addiction
Boxed warning for opioid interaction risks
Schedule IV controlled substance
Risk of life-threatening withdrawal seizures
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