Talkiatry Medication Guide
Full evaluations and ongoing medication management from licensed doctors and clinicians.*
*[Treatment is always prescribed at the discretion and care guidance of a Talkiatry psychiatrist or PMHNP.] [Placeholder for legal language about controlled substances.]
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Commonly prescribed for:
- Post-traumatic stress disorder (PTSD), especially trauma-related nightmares
- Sleep disturbances related to PTSD
- Sometimes used off-label for severe nighttime anxiety
- Treating high blood pressure
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- Blocks certain adrenaline receptors. Prazosin blocks alpha-1 receptors, which are part of the body’s fight-or-flight response.
- Reduces nighttime stress signals. By dampening adrenaline activity during sleep, it can decrease the intensity of trauma-related dreams.
- Helps promote more restful sleep. These effects can reduce nightmares and nighttime awakenings, helping people sleep more consistently.
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- It’s often used for PTSD nightmares. Many clinicians prescribe prazosin specifically to reduce trauma-related dreams and improve sleep.
- It’s usually taken at night. Because it can lower blood pressure and cause drowsiness, it’s commonly taken before bed.
- Stand up slowly. Some people feel lightheaded when standing up, especially when first starting the medication.
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How it works
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Prazosin may be recommended for people who experience trauma related nightmares or nighttime hypervigilance. This medication can lower blood pressure so use with caution if you are prone to lightheadedness or have lower blood pressure.
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*Based on patient’s responses to PHQ-8 or GAD-7 health questionnaires from 1/24-9/25.

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