MODERATE — Monitor Closely
🟡 USE CAUTION — Valerian Root and Hydroxyzine may interact. Talk to your doctor before combining.
Evidence level: LIMITED
Both Valerian and Vistaril cause drowsiness. The combination may be overly sedating.
Additive sedation from GABAergic + antihistamine CNS depression.
When combining Valerian Root with Hydroxyzine, start with lower doses of Valerian Root. Avoid driving until you know how this combination affects you. Do not add alcohol, as it can amplify both sedation and mood effects.
Take Hydroxyzine as prescribed. Valerian Root can typically be taken with a meal at a different time. As a general rule, space botanicals 1-2 hours from prescription medications. St. John's Wort is the most interaction-prone botanical — it affects dozens of drugs via CYP enzyme induction. Always inform your prescriber about herbal supplements.
Higher risk with: older age, obesity (affects drug distribution), sleep apnea, concurrent alcohol use, respiratory conditions like COPD, opioid use.
Watch for excessive drowsiness, impaired coordination, slowed reflexes, confusion, difficulty concentrating. Do not drive until you know how this combination affects you.
Mention this combination at your next appointment. Ask: "Should I adjust timing or doses of Valerian Root and Hydroxyzine?" Your doctor may want to monitor specific lab values.
Discuss safer alternatives with your healthcare provider. They can recommend substitutions based on your specific health goals while minimizing interaction risks. Always bring a complete list of everything you take to your appointments.
Both Valerian and Vistaril cause drowsiness. The combination may be overly sedating.
Take Hydroxyzine as prescribed. Valerian Root can typically be taken with a meal at a different time. As a general rule, space botanicals 1-2 hours from prescription medications. St. John's Wort is the most interaction-prone botanical — it affects dozens of drugs via CYP enzyme induction. Always inform your prescriber about herbal supplements.
Watch for excessive drowsiness, impaired coordination, slowed reflexes, confusion, difficulty concentrating. Do not drive until you know how this combination affects you.
Discuss safer alternatives with your healthcare provider. They can recommend substitutions based on your specific health goals while minimizing interaction risks. Always bring a complete list of everything you take to your appointments.
Mention this combination at your next appointment. Ask: "Should I adjust timing or doses of Valerian Root and Hydroxyzine?" Your doctor may want to monitor specific lab values.
Or browse the full interaction database (121,000+ pairs).