What is All-Nite Cold & Flu Nighttime? Uses, warnings & side effects

Your doctor will tell you how much of this medicine to take and how often. Do not take more medicine or take it more often than your doctor tells you to. It is not safe to take more than 4 grams (4,000 milligrams) of acetaminophen in one day (24 hours).

Follow the instructions on the medicine label if you are using this medicine without a prescription.

Do not take more than 4 doses of this medicine (8 tablespoons) in one day.

Measure this medicine with the medicine cup provided in the package, or with a marked measuring spoon or oral syringe.

Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.

Oral routeAsk your pharmacist, doctor, or health caregiver about the best way to dispose of any outdated medicine or medicine no longer needed.

Keep all medicine out of the reach of children. Never share your medicine with anyone.

You should not use this medicine if you have had an allergic reaction to any type of cold medicine. Do not use this medicine if you have taken an MAO inhibitor such as Eldepryl®, Marplan®, Nardil®, or Parnate® within the past 14 days. Do not give any over-the-counter (OTC) cough and cold medicine to a baby or child under 4 years old. Using these medicines in very young children might cause serious or possibly life-threatening side effects.

Make sure your doctor knows if you are pregnant or breastfeeding. Tell your doctor if you smoke or have asthma, emphysema, bronchitis, or a chronic cough.

Do not give this medicine to a child under 12 years old unless your doctor tells you to.

Call your doctor if your symptoms do not improve or if they get worse.

This medicine may make you dizzy or drowsy. Avoid driving, using machines, or doing anything else that could be dangerous if you are not alert.

Tell any doctor or dentist who treats you that you are using this medicine. This medicine may affect certain medical test results.

Ongoing cough with headache and skin rash.

Redness, swelling, or any new symptoms.

Unusual bleeding or bruising.

Vomiting blood or material that looks like coffee grounds.

Yellowing of your skin or the whites of your eyes.

Do not drink alcohol while you are using this medicine. Acetaminophen can damage your liver and drinking alcohol can increase this risk. If you regularly drink 3 or more alcoholic drinks every day, do not take acetaminophen without asking your doctor.

Do not also use other medicines that contain acetaminophen, or you may be getting more than a safe amount of this medicine. Many combination medicines contain acetaminophen, including products with brand names such as Alka-Seltzer Plus®, Comtrex®, Drixoral®, Excedrin Migraine®, Midol®, Sinutab®, Sudafed®, Theraflu®, and Vanquish®. Carefully check the labels of all other medicines you are using to be sure they do not also contain acetaminophen.

Tell your doctor if you use anything else that makes you sleepy. Some examples are allergy medicine, narcotic pain medicine, and alcohol.

This medicine may make you dizzy or drowsy. Avoid driving, using machines, or doing anything else that could be dangerous if you are not alert.

Tell any doctor or dentist who treats you that you are using this medicine. This medicine may affect certain medical test results.