Is allegra harmful?

Is allegra harmful?

A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing. This is not a complete list of possible side effects.

What does allegra do to your body?

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.

Does allegra affect the brain?

Fexofenadine (Allegra) is the only antihistamine that doesn’t permeate the blood-brain barrier and therefore cannot bind to CNS histamine1 (H1) receptors, explained Dr. Yanai, professor of pharmacology at Tohoku University, Sendai (Japan), at an international investigative dermatology meeting.

Is allegra ok to take long term?

Answer: Yes, it is ok to take the medication for an extended period of time. However, the “D” formulation has a decongestant (which is what the ‘D’ represents in the name) and this can raise your blood pressure. I would recommend discussing with your doctor if this will be a possible problem for you.

Can you take allegra allergy everyday?

Experts say, It’s usually okay. “Taken in the recommended doses, antihistamines can be taken daily, but patients should make sure they do not interact with their other medications,” says Sandra Lin, MD, professor and vice director of Otolaryngology-Head & Neck Surgery at John Hopkins School of Medicine.

How many days can allegra be taken?


Adults and children 12 years of age and over Take one 180mg tablet with water once a day; Do not take more than 1 tablet in 24 hours
Children under 12 years of age Do not use
Adults 65 years of age and older Ask a doctor
Consumers with kidney disease Ask a doctor

Does allegra give you anxiety?

Many of the adverse events occurring in the fexofenadine hydrochloride/pseudoephedrine hydrochloride combination group were adverse events also reported predominately in the pseudoephedrine hydrochloride group, such as insomnia, headache, nausea, dry mouth, dizziness, agitation, nervousness, anxiety, and palpitation.

Can allegra make your heart race?

“They can raise the blood pressure and increase the pulse, neither of which is ideal in either problem,” he says. “They can also increase the risk for heart rhythm disturbances such as atrial fibrillation.”

Does allegra affect blood sugar?

Pseudoephedrine may interfere with blood glucose control and reduce the effectiveness of metFORMIN and other diabetic medications. Monitor your blood sugar levels closely. You may need a dose adjustment of your diabetic medications during and after treatment with pseudoephedrine.

Does zyrtec work better than allegra?

Several studies have found cetirizine (Zyrtec) to be more effective than fexofenadine (Allegra) At relieving symptoms of allergic rhinitis and urticaria, and it appears to have a longer duration of action.

Does allegra increase risk of dementia?

Diphenhydramine is classified as an anticholinergic drug, and a study of this class of drug found that Increased use is associated with an up to 54% increased risk of dementia [2].

Is allegra an steroid?

Allegra Nasal Spray is a steroid. It relieves the symptoms of allergic rhinitis such as runny nose, sneezing and sinus discomfort. It works by blocking the production of certain chemical messengers that cause inflammation (swelling) and allergies, thus relieving the discomfort and irritation in your nose.

Who should not use antihistamines?

Talk to your doctor before using a first-generation antihistamine if you have any of the following health problems: Glaucoma. Trouble urinating (from an enlarged prostate gland) Breathing problems, such as asthma, emphysema, or chronic bronchitis.

Is allegra safe with other medications?

Allegra is a prescription medicine used to treat the symptoms of itching. Allegra may be used alone or with other medications. Allegra belongs to a class of drugs called Antihistamine/Decongestant Combos. It is not known if Allegra is safe and effective in children younger than 2 years of age.

Why you should not take allergy medicine?

The U.S. Food and Drug Administration (FDA) is warning that taking higher than recommended doses of the common over-the-counter (OTC) allergy medicine diphenhydramine (Benadryl) Can lead to serious heart problems, seizures, coma, or even death.