What is Clarinex?Clarinex is an antihistamine used to relieve the symptoms of seasonal and year-round allergies, such as watery and itchy eyes, runny nose, sneezing, and hives. Your doctor may prescribe Clarinex as tablets, syrup, or orally disintegrating tablets (known as RediTabs).
What is the most important information I should know about Clarinex?Do not drive or perform other possibly unsafe tasks until you know how you react to this medication. Clarinex may cause dizziness. This effect may be worse if you take it with alcohol or certain medicines. Use Clarinex with caution.
Do not take Clarinex RediTabs if you have a genetic disorder called phenylketonuria (an inability to process phenylalanine, a protein in your body).
Who should not take Clarinex?Do not use Clarinex if you are allergic to this product or any of its components.
What should I tell my doctor before I take the first dose of Clarinex?Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Clarinex. Also, talk to your doctor about your complete medical history, especially if you have kidney or liver disease, phenylketonuria, or if you have had a severe allergic reaction to loratadine in the past.
What is the usual dosage?The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.
Adults and children ≥12 years: The usual dose is 5 milligrams (mg) taken once daily (1 tablet or 2 teaspoonfuls of syrup). If you have kidney or liver disease, the recommended dose is 5 mg taken every other day.
Children 6-11 years: The usual starting dose is 2.5 mg (1 teaspoonful of syrup) taken once daily. One 2.5-mg Clarinex RediTab may also be used.
Children 12 months-5 years: The usual dose is 1.25 mg (1/2 teaspoonful) taken once daily. The dose should be given with a dropper that measures milliliters (mL).
Children 6-11 months: The usual dose is 1 mg (or 2 mL) taken once daily. The dose should be given with a dropper that measures mL.
How should I take Clarinex?Clarinex can be taken with or without food. Take Clarinex exactly as directed.
Place Clarinex RediTabs on your tongue, where they dissolve quickly. Take the RediTabs immediately after removing them from the blister pack. You can take Clarinex RediTabs with or without water. Do not chew RediTabs.
What should I avoid while taking Clarinex?Do not take Clarinex RediTabs if you have phenylketonuria. Do not increase the dose of Clarinex or take it more than once a day.
Do not drive or perform other possibly unsafe tasks until you know how you react to this medication. Clarinex may cause dizziness. This effect may be worse if you take it with alcohol or certain medicines.
What are possible food and drug interactions associated with Clarinex?No significant interactions have been reported with Clarinex at this time. However, always tell your doctor about any medicines you take, including over-the-counter drugs, vitamins, and herbal supplements.
What are the possible side effects of Clarinex?Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.
Side effects may include: sore throat, dry mouth, muscle pain, fatigue, drowsiness, nausea, menstrual pain
Can I receive Clarinex if I am pregnant or breastfeeding?The effects of Clarinex during pregnancy and breastfeeding are unknown. Tell your doctor immediately if you are pregnant, plan to become pregnant, or are breastfeeding.
What should I do if I miss a dose of Clarinex?Take it as soon as you remember. If it is almost time for your next dose, skip the dose you missed and go back to your regular schedule. Do not take two doses at once.
How should I store Clarinex?Store at room temperature away from heat, moisture, and light.
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