A 23-year-old male asked:
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i've taken four 1 ml im injections of iron dextran (50mg/1ml) this past week and ferritin has not increased at all. can results take this long?

2 doctor answers
Dr. Ramachandran Srinivasan
51 years experience Rheumatology
Anemia : Yes it can . It depends on the base line ferritin level when you started the iron replacement . The lower it was the longer it takes to raise the ferritin levels.
Answered on Mar 15, 2014
Dr. Michael Dugan
Specializes in Hematology
Absolutely: It is likely to be weeks to see increase in hgb, and longer for a ferritin rise.
Answered on Mar 15, 2014

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