Clarinex-D 12 Hour

Generic Name: Pseudoephedrine

  • What is Clarinex-D 12 Hour?

    Clarinex-D 12 Hour is a medicine used to help control the symptoms of seasonal allergic rhinitis (inflammation of the lining of the nose), such as sneezing, stuffy or runny nose, and itching of the nose or eyes.

  • What is the most important information I should know about Clarinex-D 12 Hour?

    Clarinex-D 12 Hour may cause dizziness. This effect may be worse if you take it with alcohol or certain medicines.

    Clarinex-D 12 Hour may interfere with skin allergy tests. If you are scheduled for a skin test, tell your doctor you are taking this medication. You may need to stop taking it for a few days before the tests.

  • Who should not take Clarinex-D 12 Hour?

    Do not take Clarinex-D 12 Hour if you are allergic to it or any of its ingredients, or to loratadine. You should not take Clarinex-D 12 Hour if you have narrow-angle glaucoma (high pressure in the eye), urinary problems, severe high blood pressure, or heart disease. Do not take Clarinex-D 12 Hour if you are currently receiving or have received antidepressant medications known as monoamine oxidase inhibitors (MAOIs) within the last 2 weeks. If you are unsure whether your antidepressant medication is an MAOI, ask your doctor or pharmacist.

  • What should I tell my doctor before I take the first dose of Clarinex-D 12 Hour?

    Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Clarinex-D 12 Hour. Also, talk to your doctor about your complete medical history, especially if you have a history of high blood pressure, diabetes, glaucoma, seizures, stroke, liver, kidney, prostate, or adrenal gland problems, trouble sleeping, an overactive thyroid, or are currently taking an MAOI (or have taken one within the last 14 days).

  • 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 1 tablet twice a day (every 12 hours).

  • How should I take Clarinex-D 12 Hour?

    You can take Clarinex-D 12 Hour with or without food. Do not crush, split, divide, or chew the tablets. Do not take extra doses or take it more often without asking your doctor.

  • What should I avoid while taking Clarinex-D 12 Hour?

    Do not drive or perform other unsafe tasks until you know how Clarinex-D 12 Hour affects you. It 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-D 12 Hour?

    If Clarinex-D 12 Hour is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining Clarinex-D 12 Hour with the following: azithromycin, digitalis, erythromycin, ketoconazole, MAOIs (such as phenelzine or tranylcypromine), methyldopa, reserpine, or over-the-counter antihistamines and decongestants.

  • What are the possible side effects of Clarinex-D 12 Hour?

    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: cough, dizziness, drowsiness, dry mouth, headache, inability to sleep, irregular heart beat, loss of appetite, mild stomach upset, nausea, nervousness, sleepiness, sore throat, tiredness, tremor

  • Can I receive Clarinex-D 12 Hour if I am pregnant or breastfeeding?

    The effects of Clarinex-D 12 Hour 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-D 12 Hour?

    If you miss a dose of Clarinex-D 12 Hour, take it as soon as you remember. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not take two doses at once.

  • How should I store Clarinex-D 12 Hour?

    Store at room temperature. Keep dry and away from light.