Cetrizine dihydrochloride

Cetrizine dihydrochloride is simply another name for the medication cetirizine, a second-generation antihistamine commonly used to treat allergic reactions and other conditions.

Here's a summary:

  • Active ingredient: Cetirizine dihydrochloride is the active ingredient in medications sold under brand names like Zyrtec and Zyrtec Children's.
  • Function: It works by blocking the action of histamine, a chemical released by the body during an allergic reaction, thereby alleviating allergy symptoms like:
    • Runny or stuffy nose
    • Itchy, watery eyes
    • Sneezing
    • Hives
  • Uses:
    • Allergic rhinitis (hay fever)
    • Chronic urticaria (hives)
    • Angioedema
    • Allergic reactions to insect bites and stings
    • Dermatographism (skin writing)
  • Availability: Available in various forms like tablets, chewable tablets, syrup, and solution, both over-the-counter and by prescription.