20 Reviews. Claritin-D is the brand name of a medicine that combines the antihistamine Claritin (loratadine) and a nasal decongestant (pseudoephedrine). Combined, loratadine and pseudoephedrine reduce symptoms such as a runny or stuffed nose, sinus pressure, itchy red eyes or skin, and the phlegm from a cough.
Causes of Keratosis. Some types of keratosis are caused by sun exposure. Genetics may also play a role since there is usually a family history of keratosis. Keratosis: Related Medical Conditions. Keratosis: Causes and Types. Keratosis as a symptom: Conditions listing Keratosis as a symptom may also be potential underlying causes of Keratosis.
Solar keratosis results from excessive exposure to ultraviolet light either from the sun or tanning beds, according to the Mayo Clinic. This excessive exposure interferes with the normal process of skin cell development, and causes discoloration and excess keratin buildup. These growths often appear as dry patches of skin. UV exposure also might influence development of sebhorreic keratosis.