Can trazodone cause nightmares?
Yes. Trazodone can cause sleep-related side effects, including abnormal dreams and nightmares, in some people. These effects fall under CNS and sleep adverse reactions reported for trazodone [1].
How often do nightmares happen, and who is more likely to get them?
Nightmares are an uncommon side effect, not something most people experience. The likelihood can be higher if you are sensitive to changes in sleep architecture, have other causes of vivid dreams (stress, alcohol, cannabis withdrawal, PTSD), or start trazodone at a dose that affects your sleep pattern strongly [1].
What other sleep side effects might show up with trazodone?
Along with nightmares, trazodone may be associated with other sleep disturbances or unusual dream activity. If you notice worsening insomnia, agitation, or vivid dreaming after starting or increasing the dose, that points toward trazodone-related effects [1].
When do nightmares start, and what should you do?
Dream-related side effects usually show up after starting trazodone or after a dose change. If nightmares begin soon after you start, or they worsen over time, contact your prescriber. They may adjust the dose, change timing, or switch treatment. Do not stop trazodone abruptly without medical advice [1].
What should you watch for if nightmares are severe?
Seek prompt medical help if nightmares come with signs of a bigger reaction, such as severe mood or behavioral changes, confusion, or other unexpected mental status changes. These aren’t typical “nightmare only” effects and should be assessed urgently [1].
Could something else be causing the nightmares?
Yes. Nightmares can also be caused by:
- alcohol or substance changes
- stress and anxiety
- other medications that affect sleep
- underlying sleep disorders
If nightmares persist even after trazodone dose adjustments or discontinuation, your clinician may look for other causes [1].
How to minimize the chance of nightmares
Some people reduce sleep-related side effects by taking the medication exactly as prescribed (including timing relative to bedtime) and avoiding alcohol near bedtime. Dose changes must be clinician-directed [1].
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Sources:
[1] https://www.accessdata.fda.gov/scripts/cder/daf/index.cfm?event=overview.process&ApplNo=50052