If you have a pacemaker or an implantable heart defibrillator, a history of bleeding issues, dilated blood vessels, or any other esophageal complications, tell your doctor.

  • Do not eat or drink four to six hours before your appointment.
  • If you are on proton pump inhibitors, such as omeprazole (Prilosec ®), lansoprazole (Prevacid ®), rabeprazole (Aciphex ®), pantoprazole (Protonix ®), esomeprazole (Nexium ®) please note that they have to be stopped seven days before the monitoring period.
  • Do not take H2 blockers ranitidine (Zantac ®), cimetidine (Tagamet ®), famotidine (Pepcid ®), nizatidine (Axid ®) or metoclopramide (Reglan ®) two days (48 hours) before the monitoring time. Do not take antacids six hours before the procedure (such as Alka-Seltzer ®, Gaviscon ®, Maalox ®, Magnesia ® Milk, Mylanta ®, Phillips ®, Riopan ®, Tums ® or any other brand).

On the day of the Procedure 

  • Make sure you know where your procedure will be performed and you have directions to the facility available with you prior to the procedure. 
  • Please arrive in advance of your scheduled procedure time to allow time to complete the necessary paperwork.
  • Please bring a photo ID.
  • Please bring a current insurance card, if applicable.
  • Please bring an escort, over the age of 18, who will pick you up after your procedure.
  • If for any reason you need to cancel your procedure, please call your doctor at the number provided to you. You must call at least 48 hours in advance to allow other patients to be scheduled for procedures.

Please watch the below video to understand better:



Reference- Bravo pH Test: What It Is, How It’s Done & Risks. (n.d.). Cleveland Clinic. Retrieved May 12, 2021, from https://my.clevelandclinic.org/health/diagnostics/12042-esophagus-48-hour-bravo-esophageal-ph-test