Which is better Allegra or Zyrtec?
Allegra works within two hours and Zyrtec works within one hour. 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.
Is Allegra the same as Zyrtec?
Allegra is a brand name for the drug fexofenadine and Zyrtec is a brand name for the drug cetirizine. Both fexofenadine and cetirizine are popular antihistamines with many similarities but there are some important differences.
What ingredients are in Allegra and Zyrtec?
The main active ingredient in Allegra is fexofenadine. The main active ingredient in Zyrtec is cetirizine. Both of these drugs are antihistamines. Antihistamines work by blocking a substance called histamine in your body. Histamine is known for causing allergy symptoms.
Does Zyrtec work in the same way as Claritin?
Zyrtec is a brand name for the drug cetirizine. Claritin is the brand name for loratidine. Zyretc and Claritin are in the same class of medications. Both are second-generation antihistamines, and they generally work the same way in the body. Neither is clearly better than the other.
What is better than Zyrtec?
Thin postnasal drip secretions caused by allergies may be treated with antihistamines . Second-generation antihistamines such as Zyrtec and Claritin may offer better relief than older-type antihistamines such as promethazine (older antihistamines tend to thicken post-nasal secretions).
What is an alternative to Zyrtec?
If Zyrtec or Claritin isn’t working, then maybe ask your pediatrician about trying Allegra or Singulair. Steroid nasal sprays, such as Flonase, Nasonex, Veramyst, Omnaris, Nasacort, and Rhinocort, are often underused in Pediatrics. Although safe and effective, most kids simply don’t like using them.