Description:Cetirizine Ethyl Ester, with the CAS number 246870-46-2, is a chemical compound derived from cetirizine, an antihistamine commonly used to treat allergic symptoms. This compound is characterized by its ethyl ester functional group, which influences its solubility and pharmacokinetic properties. Cetirizine Ethyl Ester is typically a white to off-white solid, exhibiting low solubility in water but higher solubility in organic solvents. It is known for its antihistaminic activity, which helps alleviate symptoms such as sneezing, runny nose, and itching associated with allergies. The compound is also recognized for its relatively low sedative effects compared to first-generation antihistamines, making it suitable for long-term use. Its mechanism of action involves selective antagonism of peripheral H1 receptors, thereby inhibiting the effects of histamine. Additionally, the ethyl ester modification may enhance its bioavailability and therapeutic efficacy. As with any chemical substance, safety and handling precautions should be observed, and its use should be guided by appropriate medical advice.
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