Lactose/Fructose Breath Test
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The Hydrogen test is used to determine intolerance to lactose or other types of sugars. Lactose is the sugar that is found in milk.
Additional instructions: Child should not be exposed to smoke after 6:00 AM the day of the testing. You may use
mouthwash the morning of your test, but you are not to brush your teeth. Do not suck on candy or chew gum the
morning of the test.
IF YOU HAVE BEEN ON ANTIOBIOTICS WITHIN TWO WEEKS OF YOUR TEST DATE YOU WILL NEED TO
RESCHEDULE.
The test involves your child blowing into a bag ever 15 mins. for the first hour then every ½ hour for the next 2-3
hours. Your child will need to drink at least a large cup of lactose then breath is taken for testing. You should plan on
being at the office for 3-4 hours. Your child may experience some abdominal cramping and or diarrhea. This will last for
only a brief time.
The night before the test please avoid foods high in starch. See the following list for these foods.
DIETERY GUIDELINES FOR HYDROGEN BREATH TESTING
The night before your breath test you are to finish your evening meal by 8:00PM. You are to have nothing to eat for 10-
12 hours prior to the test. You may drink water until midnight.
AFTER 2:00 PM AND BEFORE 8:00 PM YOU MAY EAT:
· Protein: Meats, poultry, fish, prepared without breading or stuffing, Eggs
· Carbohydrates: rice (brown or white), rice cakes.
· All margarine, oils, mayonnaise are acceptable.
· Water, Gatorade, tea.
Please avoid the following foods during you evening meal:
·Bread, Crackers, Cookies, cakes.
· Food containing wheat, corn, oats, buckwheat, barley, millet, sorghum, rye, soy flour. Pasta, Potatoes, Legumes- including peas, beans, lima beans, kidney beans, lentils, and peanuts.
·All vegetables, All soft drinks, All dairy products - milk, cheese, yogurt, ice cream, pizza.
Additional instructions: Child should not be exposed to smoke after 6:00 AM the day of the testing. You may use
mouthwash the morning of your test, but you are not to brush your teeth. Do not suck on candy or chew gum the
morning of the test.
IF YOU HAVE BEEN ON ANTIOBIOTICS WITHIN TWO WEEKS OF YOUR TEST DATE YOU WILL NEED TO
RESCHEDULE.
The test involves your child blowing into a bag ever 15 mins. for the first hour then every ½ hour for the next 2-3
hours. Your child will need to drink at least a large cup of lactose then breath is taken for testing. You should plan on
being at the office for 3-4 hours. Your child may experience some abdominal cramping and or diarrhea. This will last for
only a brief time.
The night before the test please avoid foods high in starch. See the following list for these foods.
DIETERY GUIDELINES FOR HYDROGEN BREATH TESTING
The night before your breath test you are to finish your evening meal by 8:00PM. You are to have nothing to eat for 10-
12 hours prior to the test. You may drink water until midnight.
AFTER 2:00 PM AND BEFORE 8:00 PM YOU MAY EAT:
· Protein: Meats, poultry, fish, prepared without breading or stuffing, Eggs
· Carbohydrates: rice (brown or white), rice cakes.
· All margarine, oils, mayonnaise are acceptable.
· Water, Gatorade, tea.
Please avoid the following foods during you evening meal:
·Bread, Crackers, Cookies, cakes.
· Food containing wheat, corn, oats, buckwheat, barley, millet, sorghum, rye, soy flour. Pasta, Potatoes, Legumes- including peas, beans, lima beans, kidney beans, lentils, and peanuts.
·All vegetables, All soft drinks, All dairy products - milk, cheese, yogurt, ice cream, pizza.
