You should not use this medicine if you have had allergic reactions to acetaminophen (Tylenol®) or butalbital, or if you have porphyria
Uses:
Tablet, Capsule
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 use more than 4 grams (4,000 milligrams) of acetaminophen in one day (24 hours)
If this medicine upsets your stomach, you may take it with food or milk.
If a dose is missed:
If you are taking this medicine on a regular schedule and you miss a dose or forget to take your medicine, take it as soon as you can. If it is almost time for your next dose, wait until then to take the medicine and skip the missed dose.
Do not use extra medicine to make up for a missed dose.
Storage:
Store the medicine at room temperature in a closed container, away from heat, moisture, and direct light. Ask your pharmacist, doctor, or health caregiver about the best way to dispose of any leftover medicine after you have finished your treatment. You will also need to throw away old medicine after the expiration date has passed.
Keep all medicine away from children and never share your medicine with anyone.
Special precautions:
Before taking, tell your doctor and pharmacist if you are allergic to any medications. tell your doctor and pharmacist what prescription and nonprescription medications, vitamins, nutritional supplements, and herbal products you are taking. tell your doctor if you have or have ever had heart failure or liver disease. tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while taking, call your doctor
Make sure your doctor knows if you are using an MAO inhibitor (Eldepryl®, Marplan®, Nardil®, Parnate®), or any medicines that make you sleepy (such as sleeping pills, cold and allergy medicine, other narcotic pain relievers, or sedatives).
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
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 contain acetaminophen
Warnings:
Make sure your doctor knows if you are pregnant or breastfeeding, or if you have liver disease, kidney disease, or a stomach disorder.
This medicine may be habit-forming. If you feel that the medicine is not working as well, do not take more than your prescribed dose. Call your doctor for instructions.
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.
Make sure any doctor or dentist who treats you knows that you are using this medicine. Acetaminophen may affect the results of certain medical tests.
Side Effects:
Tell your doctor if any of these symptoms are severe or do not go away:
Allergic reaction: Itching or hives, swelling in face or hands, swelling or tingling in the mouth or throat, tightness in chest, trouble breathing
Blistering, peeling, red skin rash
Extreme weakness, shallow breathing, fast or slow heartbeat, sweating, cold or clammy skin
Lightheadedness or fainting
Nausea, vomiting, loss of appetite, pain in the upper stomach
Unusual bleeding or bruising
Yellow skin or eyes, dark-colored urine or pale stools
