Kate's response to Kahil and Craig: Bear in mind, in slow transit (ie constipation) the time
it takes lactulose to travel to the colon may be longer == so it is difficult to interpret increase results definitely at the 90 minute or later timeline in this population.
Not exact matches
The BEST test you can
take is a 3 hour
lactulose breath test that you can
take in the comfort of your home and send back to the lab in the mail.
In a healthy individual, one would not expect to see any hydrogen or methane in the breath until two hours has passed, the approximate time it would
take for the
lactulose to travel to the large intestine where it would be acted upon by bacteria, thus releasing the gas.
Taking glutamine along with
lactulose might decrease the effectiveness of
lactulose.