News & Research
The Siggy Blog
Expert articles on medications, conditions, and the future of mental healthcare, from the team building it.
FeaturedMedications
Hydroxyzine Dosage for Anxiety and Sleep: Why Less Often Works
Hydroxyzine's label allows up to 400 mg a day, but sedation climbs faster than benefit. Learn as-needed dosing, the EU's 100 mg cap, and next-day grogginess.
September 24, 2026Hydroxyzine (Vistaril)Hydroxyzine DosingAnxiety MedicationSleep Medication
MedicationsSeptember 18, 2026
Hydroxyzine Side Effects and Next-Day Grogginess
Hydroxyzine's sedation curve explains why grogginess can linger into the next morning, and how tolerance changes the picture over time.
Hydroxyzine (Vistaril)Hydroxyzine Side EffectsAntihistamine SedationMedication Monitoring
MedicationsJune 1, 2026
Hydroxyzine for Anxiety: How It Works, Side Effects, and When Doctors Choose It
Hydroxyzine is FDA-approved for anxiety and not addictive. Here is how it works, what side effects to expect, and the clinical situations where doctors reach for it first.
Hydroxyzine (Vistaril)Anxiety MedicationDrug EducationNon-Benzodiazepine AnxietyGAD Treatment