Tetrahydrozoline nasal Side Effects
For the Consumer
Applies to tetrahydrozoline nasal: nasal solution
Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Seek medical attention right away if any of these SEVERE side effects occur while taking tetrahydrozoline nasal:
Burning; dry mouth, nose, or throat; increase in nasal discharge; sneezing; stinging.
Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); excessive sweating; pale skin color; pounding in the chest; severe drowsiness.
For Healthcare Professionals
Applies to tetrahydrozoline nasal: nasal solution, nasal spray
Rhinitis medicamentosa (RM) is attributed to chronic swelling of the nasal mucosa resulting in redness, swelling, and rhinitis. RM has been reported after too frequent, prolonged, or excessive doses. Treatment consists of gradual or abrupt withdrawal of therapy and substituting an orally administered decongestant in the interim (if indicated and appropriate).[Ref]
Respiratory side effects have included rhinitis medicamentosa (rebound nasal congestion), transient burning, stinging, or dryness of the mucosa, and sneezing.[Ref]
Nervous system side effects have included headache, weakness, drowsiness, tremors, light-headedness, insomnia, and sweating. Overdosage has resulted in drowsiness in adults.[Ref]
Cardiovascular side effects have included palpitations. Overdosage has resulted in hypertension, bradycardia, rebound hypotension, and a shock-like syndrome.[Ref]
Local side effects have included transient burning, stinging, or dryness of the mucosa, and sneezing.[Ref]
1. "Product Information. Tyzine (tetrahydrozoline)." Kenwood Laboratories, Fairfield, NJ.
It is possible that some side effects of tetrahydrozoline nasal may not have been reported. These can be reported to the FDA here. Always consult a healthcare professional for medical advice.
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- Drug class: nasal antihistamines and decongestants
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