cetirizine 효능


Cetirizine is a widely used antihistamine medication that provides relief from allergy symptoms caused by histamine release. It is a second-generation antihistamine that is highly effective and safe for long-term use. This blog post explores the various uses and benefits of cetirizine.

Uses of Cetirizine

Cetirizine is primarily used to manage symptoms associated with allergic conditions such as hay fever, allergic rhinitis, and hives. It works by blocking the histamine receptors in the body, thereby reducing the allergic response. It can alleviate symptoms like sneezing, itching, runny nose, and watery eyes.

Apart from its antihistaminic effects, cetirizine has also shown promise in managing other conditions. It has been used to effectively treat allergic conjunctivitis, asthma, and atopic dermatitis. Cetirizine’s versatility makes it a go-to medication for several allergic disorders.

Efficacy and Safety

Cetirizine has gained popularity due to its superior efficacy compared to older antihistamines. It has a longer duration of action, providing relief for up to 24 hours with a single dose. Studies have shown that cetirizine is as effective as other second-generation antihistamines in managing allergy symptoms.

Furthermore, cetirizine has a favorable safety profile. It does not cause significant sedation, allowing individuals to perform daily activities without hindrance. Cetirizine is generally well-tolerated, boasting minimal side effects such as drowsiness, dry mouth, and headache. However, it is important to consult a healthcare professional before starting any new medication.

Dosage and Administration

Cetirizine is available in various forms, including tablets, chewables, and syrup, making it convenient for people of all ages. The recommended dosage for adults and children above the age of six is usually 10mg, once daily. For younger children, the dosage may vary based on their weight. It is crucial to follow the prescribed dosage and instructions provided by a healthcare professional.


Cetirizine is a highly effective and safe antihistamine medication that offers relief from various allergic conditions. Its broad range of uses, including hay fever, allergic rhinitis, hives, and more, make it a versatile choice for individuals seeking allergy relief. With its extended duration of action and minimal side effects, cetirizine remains a popular choice among healthcare providers and patients alike. However, it is important to use cetirizine under medical supervision to ensure its effectiveness and safety.