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This is Dr. David
the diarrhea is being caused by the antibiotics.
you need to finish the antibiotics for the pneumonia.
you need to take probiotics and yogurt everyday to help add good bacteria into your bowels
if you still continue to have diarrhea, you need stool testing to check for clostridium difficile infection also called c diff infection which can be caused by antibiotic therapy.
probiotics have been shown to decreases of chances of c diff infections when you are on antibiotics.
make sure you take prednisone with food in your stomach first thing in the morning.
do talk to your doctor about getting your stools tested for c diff toxin
let me know if you have questions.
Call your doctor or his answering service.
You can change antibiotics.
You should have a stool sample to rule out c difficile.
Peptobismal is the best all around over the counter treatment for now....talk to your doctor.
This is not a wait until tomorrow situation.
Go have the stool sample now
Any urgent care, any ER.
There are plenty of antibiotics to change to.
OK, so that is an initial answer….
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here is the study which shows that taking probiotics daily along with antibiotics helps prevent c diff infections
you may not have to change antibiotics if your diarrhea symptoms get better and your stools test don't show c diff infection.
avoid Imodium antidiarrhea medication at this point.