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Lumryz

Lumryz Side Effects

Allison Gourley, PharmDCydnee Ng, PharmD
Reviewed by Allison Gourley, PharmD, Cydnee Ng, PharmD
Last reviewed on September 2, 2025

The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.

Common Side Effects

  • Bedwetting (up to 9%)
  • Nausea (up to 8%)
  • Headache (up to 7%)
  • Dizziness (up to 6%)
  • Vomiting (up to 6%)

Less Common Side Effects

  • Sleepiness
  • Poor appetite
  • Weight loss
  • Anxiety
  • Sleepwalking

Note: Side effects were reported by adults. Side effects in children might be a little different.

Lumryz serious side effects

Contact your healthcare provider immediately if you experience any of the following.

  • Very slow breathing
  • Feeling overly sleepy
  • Fainting
When do Lumryz possible side effects begin and end?
Time passed since treatment started:
M
H
D
W
M
Sleepiness
Trouble thinking or focusing
Risk of very slowed breathing
Seek immediate medical care if you experience this side effect.
If a line continues to the right, you'll likely keep experiencing this side effect once it starts.

Source: DailyMed

The following Lumryz side effects have also been reported

Side effects that you should report to your care team as soon as possible:

  • Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
  • CNS depression—slow or shallow breathing, shortness of breath, feeling faint, dizziness, confusion, trouble staying awake
  • Mood and behavior changes—anxiety, nervousness, confusion, hallucinations, irritability, hostility, thoughts of suicide or self-harm, worsening mood, feelings of depression
  • Sleep apnea—loud snoring, gasping or choking during sleep, daytime sleepiness
  • Sleepwalking

Side effects that usually do not require medical attention (report these to your care team if they continue or are bothersome):

  • Bedwetting
  • Dizziness
  • Headache
  • Loss of appetite
  • Nausea
  • Vomiting
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