ferrous fumarate 322 MG Oral Tablet
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ferrous fumarate 322 MG Oral Tablet
322 MG · Oral Tablet · oral
A form of ferrous →
ferrous fumarate 322 MG Oral Tablet. Strength, form, class, interactions & more.
Active ingredient
Drug interactions
The label outlines various drug interactions with combined oral contraceptives (COCs) that may affect their efficacy and plasma concentrations.
- majorCYP3A4 inducers — may decrease the effectiveness of COCs or increase breakthrough bleeding
- majorphenytoin — may decrease the effectiveness of COCs
- majorbarbiturates — may decrease the effectiveness of COCs
- majorcarbamazepine — may decrease the effectiveness of COCs
- majorbosentan — may decrease the effectiveness of COCs
- majorfelbamate — may decrease the effectiveness of COCs
- majorgriseofulvin — may decrease the effectiveness of COCs
- majoroxcarbazepine — may decrease the effectiveness of COCs
- majorrifampicin — may decrease the effectiveness of COCs
- majortopiramate — may decrease the effectiveness of COCs
- majorrifabutin — may decrease the effectiveness of COCs
- majorrufinamide — may decrease the effectiveness of COCs
- majoraprepitant — may decrease the effectiveness of COCs
- majorSt. John’s wort — may decrease the effectiveness of COCs
- majorcolesevelam — significantly decreases the AUC of EE
- moderateatorvastatin — increases AUC values for EE
- moderaterosuvastatin — increases AUC values for EE
- moderateascorbic acid — may increase plasma EE concentrations
- moderateacetaminophen — may increase plasma EE concentrations
- moderateCYP3A4 inhibitors — may increase plasma hormone concentrations
- moderateHIV protease inhibitors — significant changes in plasma concentrations of estrogen and/or progestin
- moderateHCV protease inhibitors — significant changes in plasma concentrations of estrogen and/or progestin
- majorlamotrigine — may reduce seizure control
- moderatethyroid hormone — may need increased doses of thyroid hormone
- majorombitasvir/paritaprevir/ritonavir — potential for ALT elevations
Source: RxNorm + openFDA + RxClass + FAERS · 2026
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