Clarinex

Generic name: Desloratadine
Drug class: Antihistamines

Usage of Clarinex

Clarinex is an antihistamine that reduces the effects of the natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.

Clarinex is used to treat the symptoms of allergies, such as sneezing, watery eyes, itching, and runny nose.

Clarinex is also used to treat skin hives and itching in people with chronic skin reactions.

Clarinex side effects

Get emergency medical help if you have signs of an allergic reaction to Clarinex: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Common Clarinex side effects may include:

  • dry mouth, sore throat;
  • muscle pain;
  • drowsiness, tiredness; or
  • menstrual pain.

    • This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

    Before taking Clarinex

    To make sure Clarinex is safe for you, tell your doctor if you have ever had:

  • kidney disease; or
  • liver disease.

    • Tell your doctor if you are pregnant or breastfeeding.

    This medicine may contain phenylalanine. Tell your doctor if you have phenylketonuria (PKU).

    Relate drugs

    How to use Clarinex

    Usual Adult Dose for Allergic Rhinitis:

    5 mg orally once a day Uses: -Relief of nasal and non-nasal symptoms of seasonal allergic rhinitis -Relief of nasal and non-nasal symptoms of perennial allergic rhinitis -Symptomatic relief of pruritus, reduction in the number of hives, and size of hives in patients with chronic idiopathic urticaria

    Usual Adult Dose for Urticaria:

    5 mg orally once a day Uses: -Relief of nasal and non-nasal symptoms of seasonal allergic rhinitis -Relief of nasal and non-nasal symptoms of perennial allergic rhinitis -Symptomatic relief of pruritus, reduction in the number of hives, and size of hives in patients with chronic idiopathic urticaria

    Usual Pediatric Dose for Allergic Rhinitis:

    6 to 11 months: 1 mg orally once a day 12 months to 5 years: 1.25 mg orally once a day 6 to 11 years: 2.5 mg orally once a day 12 years and older: 5 mg orally once a day Uses: -Patients 6 months and older: Relief of nasal and non-nasal symptoms of perennial allergic rhinitis -Patients 6 months and older: Symptomatic relief of pruritus, reduction in the number of hives, and size of hives in patients with chronic idiopathic urticaria -Patients 2 years and older: Relief of nasal and non-nasal symptoms of seasonal allergic rhinitis

    Usual Pediatric Dose for Urticaria:

    6 to 11 months: 1 mg orally once a day 12 months to 5 years: 1.25 mg orally once a day 6 to 11 years: 2.5 mg orally once a day 12 years and older: 5 mg orally once a day Uses: -Patients 6 months and older: Relief of nasal and non-nasal symptoms of perennial allergic rhinitis -Patients 6 months and older: Symptomatic relief of pruritus, reduction in the number of hives, and size of hives in patients with chronic idiopathic urticaria -Patients 2 years and older: Relief of nasal and non-nasal symptoms of seasonal allergic rhinitis

    Warnings

    You should not take Clarinex if you are allergic to desloratadine or to loratadine (Claritin).

    Before taking Clarinex, tell your doctor if you are allergic to any drugs, or if you have liver or kidney disease.

    Do not give this medication to a child younger than 2 years old without the advice of a doctor.

    Follow all directions on your medicine label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.

    What other drugs will affect Clarinex

    Tell your doctor about all your other medicines, especially:

  • a cold or allergy medicine;
  • cimetidine;
  • fluoxetine (Prozac);
  • ketoconazole; or
  • an antibiotic - azithromycin (Z-Pak) or erythromycin.

    • This list is not complete. Other drugs may interact with desloratadine, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible drug interactions are listed here.

    Disclaimer

    Every effort has been made to ensure that the information provided by Drugslib.com is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Drugslib.com information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Drugslib.com does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Drugslib.com's drug information does not endorse drugs, diagnose patients or recommend therapy. Drugslib.com's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners.

    The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Drugslib.com does not assume any responsibility for any aspect of healthcare administered with the aid of information Drugslib.com provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.

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