How to use Nexium
Read the Medication Guide and the Patient Information Leaflet if available from your pharmacist before you start taking esomeprazole and each time you get a refill. If you have any questions, ask your doctor or pharmacist.
Take this medication by mouth as directed by your doctor, usually once daily, at least 1 hour before a meal. If you are self-treating, follow all directions on the product package. The dosage and length of treatment are based on your medical condition and response to treatment. Do not increase your dose or take this drug more often than directed. If you have any questions, ask your doctor or pharmacist.
Headache or abdominal pain may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
Remember that your doctor has prescribed this medication because 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 right away if you have any serious side effects, including: symptoms of a low magnesium blood level (such as unusually fast/slow/irregular heartbeat, persistent muscle spasms, seizures), signs of lupus (such as rash on nose and cheeks, new or worsening joint pain).
Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.