What Are Second-Generation Antihistamines? Defining Second-Generation Antihistamines
What are second-generation antihistamines?
Second-generation antihistamines are a class of allergy medications that are less likely to cause drowsiness and are longer-acting than first-generation antihistamines. Examples include loratadine, cetirizine, and fexofenadine.
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What is the purpose of second-generation antihistamines?
Second-generation antihistamines are medications used to relieve allergy symptoms by blocking the effects of histamine, a chemical released during an allergic reaction.
What are some examples of second-generation antihistamines?
Common second-generation antihistamines include loratadine, cetirizine, fexofenadine, and desloratadine.
How do second-generation antihistamines differ from first-generation antihistamines?
Second-generation antihistamines are less likely to cause sedation or drowsiness than first-generation antihistamines and may be preferred for daytime use.
What are the side effects of second-generation antihistamines?
The most common side effects of second-generation antihistamines include dry mouth, headache, and dizziness. Serious side effects are rare but may include difficulty breathing or rapid heart rate.
How do you take second-generation antihistamines?
Second-generation antihistamines are typically taken orally; dosage may vary depending on the individual's age and weight.
What types of allergies can be treated with second-generation antihistamines?
Second-generation antihistamines can be used to treat symptoms of various allergies, including hay fever, allergic rhinitis, and hives.
Are second-generation antihistamines safe for pregnant women?
It is recommended that pregnant women should consult with their healthcare provider before taking any medication.
Can second-generation antihistamines be taken with other medications?
It is important to consult with a healthcare provider before taking second-generation antihistamines with other medications, as drug interactions may occur.
Can children take second-generation antihistamines?
Some second-generation antihistamines can be used in children, but the dosage may need to be adjusted based on the child's weight and age. Consult with your child’s healthcare provider to find out which medication will be best for them.
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