Bravo® is a capsule that tests acid levels to help detect gastric reflux. It will be attached to the esophagus during an endoscopy. Once attached, it sends readings to a recording device that you carry.
Stop taking medicine to reduce stomach acid before the study (see list below).
14 days before, stop: Nexium® (esomeprazole)
7 days before, stop: Aciphex® (rabeprazole), Protonix® (pantoprazole), Prilosec® (omeprazole), Prevacid® (lansoprazole)
2 days before, stop: Propulsid® (cisapride), Zantac® (ranitidine), Axid® (nizatidine), Pepcid® (Famotidine), and Tagamet® (cimetidine)
12 hours before, stop: Zelnorm® (tegaserod maleate) and Reglan® (metoclopramide), no over the counter antacids (Maalox®, Gaviscon®, Tums®, Rolaids®)
One Week Before the Study
Do not stop blood thinners without talking to your provider. They will tell you how to safely stop them. You should stop blood thinners as follows:
No prasugrel (Effient®) for 7 days
No warfarin (Coumadin®) for 5 day
No clopidogrel (Plavix®) for 5 days
No dabigatran (Pradaxa®) for 2 days
No rivaroxaban (Xarelto®) for 2 days
No apixaban (Eliquis®) for 2 days
No enoxaparin (Lovenox®) for 12 hours
Diabetic medicines (oral and insulin) will need to be changed for the time you are not eating as normal. Please discuss this with your provider.
Day of the Study
No solid food after midnight the morning of the study. You may drink clear liquids.
Stop drinking liquids 4 hours before you arrive. You may take your medicines with sips of water up until 2 hours before you arrive.
You will need an adult with you to drive you home.
If you use a CPAP or BiPAP machine, please bring it with you. We may need it to sedate you safely.
A nurse will teach you how to use the device, diary and answer your questions.
For the rest of the day:
Rest and do not return to work.
Do not drive or use heavy machines.
Do not make any important decisions.
Do not drink alcohol.
Do not have an MRI for 30 days.
You should be able to resume your normal diet and daily tasks the next day.
Please allow 1-2 weeks for the results to be given to your doctor to review.
When to Return the Recorder
After the 48-hour study, please return the recorder and diary to the clinic.
Who to Call
If you have any questions, contact your doctor at the numbers listed below.
UW Health Digestive Health Center 750 University Row Madison, WI 53705
UW Hospital and Clinics GI Procedure Clinic 600 Highland Avenue Madison, WI 53705
UW Health at The American Center
4602 Eastpark Blvd
Madison, WI 53718
If you are a patient receiving care at UnityPoint – Meriter, Swedish American or a health system outside of UW Health, please use the phone numbers provided in your discharge instructions for any questions or concerns.