Itchy throat and sore throat: what to know

Allergies can irritate the throat through inflammation or mucus draining from the nose. Allergic rhinitis may also cause sneezing, a runny nose, or itchy eyes. A common cold more often develops with congestion, tiredness, or a mild cough. Dry air, smoke, strong scents, and voice strain can irritate the throat without causing an infection. Food allergy is a different concern when symptoms begin soon after eating and include mouth itching, swelling, wheezing, vomiting, or widespread hives.

A sore throat can feel scratchy, burning, or painful when swallowing. Notice when it began, whether it follows a trigger, and whether fever, swollen neck glands, or breathing symptoms are present.

Sip fluids, choose warm drinks if soothing, and avoid smoke and other throat irritants. Rest your voice and use a humidifier if the air is dry. Saline nasal rinsing may help clear mucus when nasal symptoms are present; use sterile or previously boiled and cooled water as directed. Ask a pharmacist whether an allergy medicine is suitable for you, especially if symptoms follow a repeated exposure. Do not share antibiotics or start them without an assessment.

Seek emergency help for trouble breathing, inability to swallow saliva, rapidly increasing throat or tongue swelling, faintness, or a severe reaction after food or medicine. Arrange medical advice for a persistent or worsening sore throat, marked dehydration, a high fever, a muffled voice, or difficulty opening the mouth. A clinician can examine your throat and decide whether testing or targeted treatment is appropriate.

Could this pattern fit an allergy, a cold, reflux, or another cause? Do I need a throat examination or test? Which symptom medicines are safe with my health conditions and regular medicines?