Please select the eligibility criteria that correspond to the clinical trial below.
Title: Comparison of the Safety and Efficacy of Intravenous Iron vs Oral Iron in the Treatment of Anemia Secondary to Heavy Uterine Bleeding
Brief Summary: This study compares of the safety and efficacy of intravenous iron vs oral iron in the treatment of anemia secondary to heavy uterine bleeding


Options:
A: Inclusion Criteria:

* Female subjects \>/= 18 years of age
* History of Heavy uterine bleeding
* Hgb \</= 11
* Practicing acceptable birth control
* Demonstrate ability to understand and comply with protocol

Exclusion Criteria:

* Known Hypersensitivity to oral or IV iron
* Anemia other than iron deficiency anemia
* Iron storage disorders
* Initiation of treatment that may effect degree of heavy uterine bleeding
* Anticipated need for surgery
* Severe psychiatric disorder
* Active infection
* Positive Pregnancy test
* Known Hep B or C or Active Hepatitis
* Received investigational Drug within 30 days
* Alcohol or drug abuse
B: Inclusion Criteria:

* Age \> 18 years
* Anemia (Hemoglobin \< 13.0 g/dL)
* ≤ 72 hours from hospital admission
* Current tolerance of enteral medications
* Expected ICU LOS \> 5 days

Exclusion Criteria:

* Active bleeding
* Chronic inflammatory disease
* End-stage renal disease
* Hematologic disorders
* Macrocytic anemia
* Current use of erythropoietin
* Pregnancy
* Prohibition of RBC transfusions
* Moribund state in which death is imminent
* Enrollment in another clinical trial
C: Inclusion Criteria:

* 18 years of age or older;
* Outpatients followed at a HF Clinic in a tertiary care Hospital with clinical diagnosis of HF for at least 3 months before study entry;
* NYHA functional class II to IV, who are able to perform ergospirometry;
* Documentation of LVEF \< 40% within the last 6 months;
* Adequate baseline therapy for HF based on patient's functional class (β-blockers, ACE inhibitors irrespective of functional class except if contra-indications, digoxin, spironolactone if NYHA class III or IV);
* Stable baseline HF therapy with same doses of medications and no intent to increase doses for the following 3 months;
* Hemoglobin ≤ 12 g/dl and \> 9 g/dl;
* Transferrin saturation \< 20% and ferritin \< 500 µg/L;
* Ability to provide written informed consent.

Exclusion Criteria:

* Any clinically overt bleeding: gastrointestinal bleeding, hypermenorrhea, history of peptic ulcer without evidence of healing or inflammatory intestinal diseases;
* Uncorrected hypothyroidism;
* Other inflammatory, neoplastic or infectious disease;
* Serum creatinine \> 1,5 mg/dl;
* Previous intolerance to oral elemental iron compounds;
* HF due to alcoholic cardiomyopathy, current regular drinker of alcoholic beverages or HF due to peripartum cardiomyopathy;
* Recent admission for decompensated HF (last month)
* Recent myocardial revascularization procedures (last 3 months);
* Recent ACS, stroke or TIA (last 3 months);
* Active or metastatic neoplastic disease with life expectancy of less than a year;
* Patients in heart transplantation list;
* Patients that had participated in any other clinical trial or study within the last month;
* Pregnant or lactating women;
* Pre-menopausal women that are not using any effective method of contraception;
* Patients using prohibited medications or that have not yet accomplished the wash-out period;
* Patients currently participating in cardiovascular rehabilitation programs.
D: Key Inclusion Criteria include:

1. Males and females ≥18 years of age
2. Participants with IDA defined as having:

   1. Hemoglobin \<10.0 g/deciliter (dL)
   2. Transferrin saturation \<20%
3. Participants who have a history of unsatisfactory oral iron therapy or in whom oral iron cannot be used
4. Female participants of childbearing potential who are sexually active must be on an effective method of birth control for at least 1 month prior to screening and agree to remain on birth control until completion of participation in the study

Key Exclusion Criteria include:

1. History of allergy to IV iron
2. Allergy to two or more classes of drugs
3. Participants on dialysis or with an estimated glomerular filtration rate \<30 mL/minute/1.73 m\^2
4. Female participants who are pregnant, intend to become pregnant, are breastfeeding, within 2 weeks postpartum, or have a positive serum/urine pregnancy test
5. Hemoglobin ≤7.0 g/dL
6. Serum ferritin \>600 nanograms/mL

Answer: A