Understanding the Dangers of Nasal Decongestants

Nasal decongestants are helpful medicine for the common cold and for allergic rhinitis with congestion. Patients with heart disease, hypertension, thyroid disease, diabetes, or, in men, difficulty in urination caused by an enlarged prostate, should not use nasal decongestants. All nasal decongestants are contraindicated in pregnancy without a physician’s recommendation.