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1. www.goodrx.com › allegra › common-side-effects7 Allegra Side Effects You Should Know About - GoodRx

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   Mar 20, 2024 · Allegra (fexofenadine) is a popular over-the-counter option for the relief of allergy symptoms and is typically well-tolerated. Common Allegra side effects may include headache, indigestion, and dry mouth. Allegra doesn’t seem to cause constipation, nausea, or weight gain.

2. www.mayoclinic.org › drugs-supplements › fexofeFexofenadine (Oral Route) Side Effects - Mayo Clinic

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   Jun 1, 2024 · Allegra; Allegra ODT; Descriptions. Fexofenadine is an antihistamine. It is used to relieve the symptoms of hay fever (seasonal allergic rhinitis) and hives of the skin (chronic idiopathic urticaria) .

3. www.drugs.com › tips › fexofenadine-patient-tipsFexofenadine: 7 things you should know - Drugs.com

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   • How it works. Fexofenadine is an antihistamine that may be used to treat allergy symptoms. Fexofenadine works selectively on peripheral histamine-1 (H-1) receptors (these are histamine receptors that are located outside of the brain and spinal cord, such as in the gastrointestinal tract, the blood vessels, and the respiratory tract).
   • Upsides. May be used for the short-term relief of runny nose, sneezing, itching of the nose or throat, or itchy watery eyes due to hay fever or other respiratory allergens.
   • Downsides. If you are between the ages of 18 and 60, take no other medication or have no other medical conditions, side effects you are more likely to experience include
   • Bottom Line. Fexofenadine treats allergic-type reactions such as hay fever and urticaria as well as relieving symptoms such as a runny nose and red eyes.

4. www.webmd.com › drugs › 2Allegra Oral: Uses, Side Effects, Interactions ... - WebMD

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   Fexofenadine is an antihistamine used to relieve allergy symptoms such as watery eyes, runny nose, itching eyes /nose, sneezing, hives, and itching. It works by blocking a certain natural...

5. www.goodrx.com › conditions › allergiesBest Allergy Medications to Take If You Have High Blood ...

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   Mar 26, 2024 · There are two main types of allergy medications: antihistamines and decongestants. If you have high blood pressure, antihistamines are generally safer to take than decongestants. Decongestants are potentially dangerous for people with high blood pressure. They can raise your blood pressure.

6. www.drugs.com › sfx › allegra-side-effectsAllegra Side Effects: Common, Severe, Long Term - Drugs.com

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   Oct 3, 2023 · Serious side effects of Allegra. Along with its needed effects, fexofenadine (the active ingredient contained in Allegra) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

7. People also ask

   What are the side effects of Allegra?

   • While it’s generally well tolerated, it may cause side effects for some people. Common Allegra side effects include headache, indigestion, and dry mouth. Some people also report nausea, constipation, and weight gain with Allegra, but these haven’t been confirmed as side effects by clinical trials.

   7 Allegra Side Effects You Should Know About - GoodRx

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   What are the side effects of Allegra (fexofenadine)?

   • Allegra (fexofenadine) is an over-the-counter (OTC) antihistamine often taken to relieve allergy symptoms. While it’s generally well tolerated, it may cause side effects for some people. Common Allegra side effects include headache, indigestion, and dry mouth.

   7 Allegra Side Effects You Should Know About - GoodRx

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   Can Allegra cause a headache?

   • Headache is one of the most common Allegra side effects. In clinical trials, a little over 10% of adults taking Allegra for seasonal allergies reported a headache. Experts don’t know why this side effect happens. But keep in mind that headache is also a common allergy symptom.

   7 Allegra Side Effects You Should Know About - GoodRx

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   How does Allegra work?

   • Allegra works by blocking histamine, a naturally occurring chemical in the body. Histamine is responsible for allergy symptoms, such as sneezing and watery eyes. Allegra is a third-generation antihistamine. This means it’s less likely to cause drowsiness than older, first-generation antihistamines like Benadryl (diphenhydramine).

   7 Allegra Side Effects You Should Know About - GoodRx

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8. www.drugs.com › allegraAllegra Uses, Dosage & Side Effects - Drugs.com

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   Feb 29, 2024 · What is Allegra? Allegra is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose. Allegra is used to treat the symptoms of seasonal allergies (hay fever) in adults and children.