July 31, 2015
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B12

"July 17, 2012 -- Early research suggests that patients with chronic hepatitis C infections may improve their treatment response by also receiving vitamin B12.

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B12

Side Effects
Interactions

SIDE EFFECTS

Rarely, iron in therapeutic doses produces gastrointestinal reactions, such as diarrhea or constipation. Reducing the dose and administering it with meals will minimize these effects in the iron-sensitive patient.

In extremely rare instances, skin rash suggesting allergy has been noted following the oral administration of liver-stomach material. Allergic sensitization has been reported following both oral and parenteral administration of folic acid.


Read the B12 (liver-stomach concentrate with intrinsic factor) Side Effects Center for a complete guide to possible side effects

DRUG INTERACTIONS

No information provided.

Last reviewed on RxList: 12/8/2004
This monograph has been modified to include the generic and brand name in many instances.

Side Effects
Interactions

Report Problems to the Food and Drug Administration

 

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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