Loratadine is used to temporarily relieve the symptoms of hay fever (allergy to pollen, dust, or other substances in the air) and other allergies. Detailed Loratadine dosage information for adults and children. Includes dosages for Allergic Rhinitis and Urticaria; plus renal, liver and dialysis adjustments. Loratadine, sold under the brand names Claritin and Claritin-D (which contains loratadine plus pseudoephedrine), is an over-the-counter antihistamine medication. 10 mg PO once daily. Do not exceed 10 mg in 24 hours. Second generation antihistamines such as loratadine are preferred over first generation antihistamines. Pictures of Claritin (Loratadine), drug imprint information, side effects for the patient. Loratadine is an antihistamine and is used to treat the symptoms of allergies, such as sneezing, watery eyes, and runny nose. Includes loratadine side effects, interactions and indications. Loratadine, perhaps best known by its brand name Claritin, is a popular over-the-counter antihistamine for people. It can also be given safely to dogs under veterinary supervision. Claritin-D 12 Hour Extended Release Tablets: Claritin-D 12 hour extended release tablets contain 5 mg loratadine in the tablet coating for immediate release and 120 mg pseudoephedrine sulfate equally distributed between the tablet coating for immediate release and the barrier-coated extended release Loratadine, sold under the brand name Claritin among others, is a medication used to treat allergies. This includes allergic rhinitis (hay fever) and hives. It is also available in combination with pseudoephedrine, a decongestant, known as loratadine/pseudoephedrine. It is taken by mouth. Loratadine 10 mg Tablets should be administered with caution in patients with severe liver impairment (see section 4.2). The administration of Loratadine 10 mg Tablets should be discontinued at least 48 hours before skin tests since antihistamines may prevent or reduce otherwise positive reactions to dermal reactivity index.