See also How to Use section.
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.
Some products that may interact with this drug include: burosumab, sulfonamide drugs (including sulfa antibiotics such as sulfamethizole), corticosteroids (such as corticotropin, fludrocortisone), products that decrease the amount of acid in the urine (urinary alkalinizers such as antacids, sodium bicarbonate, potassium or sodium citrate, carbonic anhydrase inhibitors such as acetazolamide).
Antacids containing aluminum, calcium, or magnesium can also bind to phosphate, which can cause this drug to be less effective.
This medication when used with salicylates (such as high doses of aspirin) may lead to increased blood salicylate levels and possible side effects. If you are taking high doses of salicylates, tell your doctor so your treatment can be adjusted. If your doctor has directed you to take low-dose aspirin for heart attack or stroke prevention (usually 81-162 milligrams a day), you should continue taking it unless your doctor instructs you otherwise. Ask your doctor or pharmacist for more details.
This medication may interfere with certain lab tests, possibly causing false test results. Make sure lab personnel and all your doctors know you use this drug.