Decongestants Directory
Decongestants are drugs that decrease nasal congestion. Nasal decongestants can help with snoring, colds, and allergies. Side effects include nervousness, difficulty sleeping, and increased heart rate and an increase in blood pressure. Follow the links below to find WebMD's comprehensive coverage about how decongestants work, who needs them and why, and much more.
Medical Reference
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Decongestants
Learn more about decongestants for allergy symptoms.
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Decongestants and Antihistamines for the Common Cold
Learn more about decongestants and antihistamines -- and whether they'll relieve your cold symptoms.
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Sinus Infection (Sinusitis)
Sinus infections, also known as sinusitis, can be hard to distinguish from other respiratory ailments. Learn about the symptoms, causes, and treatments of sinusitis.
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An Overview of Over-the-Counter Cold and Flu Drugs
WebMD offers a quick guide to over-the-counter medications you can take to relieve cold and flu symptoms.