Which medications should patients with sleep apnea avoid due to sedation risk?

People with sleep apnea should avoid medications that cause sedation or relax the muscles of the throat and airway, as these can worsen breathing interruptions during sleep. Key medications to avoid include:

• Benzodiazepines (e.g., diazepam, lorazepam) — relax airway muscles and suppress breathing.
• Opioids (e.g., oxycodone, morphine) — slow breathing and reduce oxygen levels.
• Sedative sleep aids (e.g., zolpidem, eszopiclone) — can deepen airway collapse.
• Muscle relaxants (e.g., cyclobenzaprine) — further loosen throat muscles.
• Certain antihistamines (e.g., diphenhydramine) — cause drowsiness and airway relaxation.
• Alcohol and barbiturates — depress the central nervous system and worsen apnea episodes.

If you suspect you have sleep apnea or are unsure whether your current medications are safe, understanding your symptoms is the critical first step. Ignoring signs like loud snoring, daytime fatigue, or morning headaches can lead to serious cardiovascular and cognitive complications. Take a free, instant, online symptom check to clarify what may be causing your symptoms and confidently plan your next steps with your healthcare provider.

Reviewed for medical accuracy: 07/15/2026