FE-40 Side Effects
Generic name: ferrous gluconate
Note: This document contains side effect information about ferrous gluconate. Some dosage forms listed on this page may not apply to the brand name FE-40.
Applies to ferrous gluconate: oral tablet.
Call your doctor at once if you have:
bright red blood in your stools;
black or tarry stools;
coughing up blood or vomit that looks like coffee grounds; or
pain in your chest or throat when swallowing a ferrous gluconate (the active ingredient contained in FE-40) tablet.
Common side effects may include:
loss of appetite;
green-colored stools; or
temporary staining of the teeth.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
For Healthcare Professionals
Applies to ferrous gluconate: compounding powder, oral capsule, oral liquid, oral tablet, oral tablet extended release.
Frequency not reported: Gastrointestinal discomfort, anorexia, diarrhea, nausea, heartburn, vomiting, constipation, fecal impaction, darkening of stools, gastrointestinal necrosis, gastrointestinal perforation, gastrointestinal stricture, epigastric pain, hematemesis[Ref]
Frequency not reported: Circulatory collapse[Ref]
More about FE-40 (ferrous gluconate)
Related treatment guides
1. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0
2. "Product Information. Ferrous Gluconate (ferrous gluconate)." Paddock Laboratories Inc (2016):
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.