Before taking it, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details. Take this medication by mouth with or without food, as directed by your doctor. If you are self-treating, follow all directions on the product package. If you are uncertain about any of the information, ask your doctor or pharmacist. Do not increase your dose, take it more frequently, or use it for a longer time than directed. Carefully measure the dose using a special measuring device/spoon. Do not use a household spoon because you may not get the correct dose. Ask your pharmacist or health care provider before using any medicine.