Claritin: Full prescribing information from RxList.
Claritin.com: Learn about seasonal allergies and about Claritin(loratadine).
DrugDigest: Loratadine ( Alavert, Claritin ): Information on dosage, usage, side effects, interactions, and drug comparisons, including generics when available.
Loratidine/Pseudoephedrine: Information from the RxList.
Patient Q&A for Over-the-Counter Claritin: Information from the American Academy of Allergy, Asthma and Immunology.