Sleep Apnea: Breathing issues during sleep, like snoring or sleep apnea, can cause mouth breathing, leading to dryness.
Common Medications That Cause Dry Mouth
Medication Category Common Examples Why It Causes Dryness
Antihistamines Cetirizine, Chlorpheniramine, Loratadine Block histamine receptors that stimulate saliva
Decongestants Pseudoephedrine, Phenylephrine Reduce secretions including saliva
Antidepressants (TCAs, SSRIs) Amitriptyline, Fluoxetine, Sertraline Anticholinergic effects suppress salivary glands
Antipsychotics Olanzapine, Clozapine, Haloperidol Strong anticholinergic activity
Blood Pressure Medications Amlodipine, Atenolol, Hydrochlorothiazide Diuretic effect leads to dehydration
Diuretics Furosemide, Spironolactone Increase fluid loss, reducing saliva
Muscle Relaxants Cyclobenzaprine, Baclofen Anticholinergic side effects
Bladder Medications Oxybutynin, Solifenacin&
nbsp; Specifically designed to reduce secretions
Parkinson’s Medications Trihexyphenidyl, Benztropine High anticholinergic activity
Important: If you take any of these medications and experience dry mouth, do not stop your medication without medical advice. Speak to your prescribing doctor about possible alternatives or dosage adjustments. Your dentist can help manage the oral health consequences.
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