The primary difference between the two is that Claritin can be found as an over-the-counter medication, while Clarinex is available through prescription only, as stated by eMEDTV. Both drugs are approved to help in treating allergy symptoms. They work by inhibiting histamine, which causes itching, irritation and sneezing.
Many people tend not to know the difference between Claritin and Clarinex. Both medications are used to treat itching cause by hives, but Clarinex is also effective in the treatment of chronic hives. Clarinex was made to replace Claritin as a prescription medicine and was considered an improved version of Claritin. The two medications are available in tablet and syrup form, but Clarinex is available is different strengths and forms, as stated by eMEDTV.
The dosage of both medications may be different so it is necessary to read the instructions on the label or follow the advice of the doctor. Typically, the dosage may be based on the age of a person, response to medications and health condition. They can be taken with or without food. Both medications are expected to treat the same conditions effectively. However, if there are no changes within a certain period of time, it is necessary to let a doctor know.