Clarinex-D 12 Hour

Seasonal allergic rhinitis (hay fever) with nasal congestion

• Hypersensitivity or allergy to desloratadine, pseudoephedrine, or other sympathomimetics
• Severe hypertension (high blood pressure) or coronary artery disease
• Use within 14 days of taking monoamine oxidase inhibitors (MAOIs)
• Narrow-angle glaucoma, urinary retention, or severe kidney disease

• Take Clarinex-D 12 Hour with or without food, but avoid taking it close to bedtime, as pseudoephedrine may cause insomnia.
• Swallow the tablet whole; do not crush or chew it, as it is designed for extended release over 12 hours.
• If you experience dry mouth, headaches, or difficulty sleeping, consider reducing caffeine intake while using this medication, as it may increase the risk of these side effects.
• Avoid using other over-the-counter decongestants or antihistamines while taking Clarinex-D 12 Hour to prevent doubling up on ingredients.

• Dry mouth
• Dizziness
• Headache
• Insomnia
• Nervousness or restlessness
• Severe allergic reactions (rash, swelling, difficulty breathing)
• Elevated blood pressure or rapid heartbeat
• Urinary retention, particularly in men with enlarged prostate
• Confusion or hallucinations

• Severe allergic reactions (rash, swelling, difficulty breathing)
• Elevated blood pressure or rapid heartbeat
• Urinary retention, particularly in men with enlarged prostate
• Confusion or hallucinations

• Insomnia: Due to the presence of pseudoephedrine, Clarinex-D 12 Hour may cause insomnia or difficulty sleeping if taken close to bedtime.
• Cardiovascular Effects: Pseudoephedrine can elevate blood pressure and heart rate. Patients with a history of high blood pressure, heart disease, or arrhythmias should consult their healthcare provider before using Clarinex-D 12 Hour.
• Urinary Retention: Men with an enlarged prostate or individuals with urinary retention should use Clarinex-D 12 Hour with caution, as pseudoephedrine can exacerbate these conditions.

• Monoamine Oxidase Inhibitors (MAOIs): Using Clarinex-D 12 Hour within 14 days of taking an MAOI can cause dangerous increases in blood pressure.
• Beta-blockers: Pseudoephedrine may reduce the effectiveness of beta-blockers and increase blood pressure.
• Other Decongestants: Avoid combining Clarinex-D 12 Hour with other products containing decongestants, as this can increase the risk of side effects like elevated blood pressure or rapid heart rate.

• Loratadine-Pseudoephedrine (Claritin-D): Another combination of antihistamine and decongestant used for seasonal allergies with similar effectiveness.
• Cetirizine-Pseudoephedrine (Zyrtec-D): A combination medication that provides long-lasting relief from allergy symptoms and congestion.
• Fexofenadine-Pseudoephedrine (Allegra-D): Another non-drowsy antihistamine combined with a decongestant for relief of allergy symptoms and congestion.