Follow all directions on the product label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.
Before taking this medicine
You should not use Florastor if you are allergic to yeast, or if you are taking an antifungal medication such as:
clotrimazole (Mycelex Troche);
itraconazole (Sporanox);
ketoconazole (Nizoral);
miconazole (Oravig);
nystatin (Mycostatin, Bio-Statin, Nilstat); or
voriconazole (Vfend).
Ask a doctor, pharmacist, or other healthcare provider if it is safe for you to use this product if you have:
weak immune system (caused by disease or by using certain medicine);
lactose intolerance;
if you are dehydrated; or
if you have a central IV line (venous catheter).
Ask a doctor before using  Florastor if you are pregnant or breastfeeding.
Do not give any herbal/health supplement to a child without medical advice. A child with diarrhea should be checked by a doctor.
