antihistamine/decongestant long-acting - oral (cont.)
HOW TO USE: Take this medication by mouth with a full glass of water (8 ounces or 240 milliliters) after a meal or a snack, exactly as prescribed by your doctor. Long-acting tablets and capsules should be swallowed whole. Do not crush or chew them. Doing so may destroy their slow release and increase the side effects. Some long-acting tablets may be split. Check with your pharmacist to see whether your product may be split.Dosage is based on your age, medical condition, and response to treatment. If you are using this medication for self-treatment (without a prescription from your doctor), follow the specific dosing instructions on the packaging to find the correct dose for your age.If your doctor directs you to take this medication daily, take it regularly to get the most benefit from it. To help you remember, take it at the same time(s) each day.If your symptoms do not improve after 7 days, if they worsen, or if you develop a fever/chills, contact your doctor. Do not take more medication than recommended.
SIDE EFFECTS: See also Overdose section.Drowsiness, dizziness, dry mouth/throat/eyes, blurred vision, fast heartbeat, trouble sleeping, restlessness, irritability, headache, stomach upset, shakiness, constipation, and weakness may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.This product may reduce blood flow to your hands and feet, causing them to feel cold. Smoking may worsen this effect. Dress warmly and avoid tobacco use.If your doctor has prescribed this medication, remember he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.Tell your doctor immediately if any of these unlikely but serious side effects occur: sudden pounding heartbeat, mental/mood changes (fear, anxiety, nervousness), decreased sexual ability, feeling short of breath, discomfort during urination, difficulty starting urination, inability to empty the bladder completely.A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Back to Medications Index
Get the latest health and medical information delivered direct to your inbox FREE!