Iron Dextran Versus Iron Sucrose for Non-Hemodialysis Adult Outpatients with Iron Deficiency Anemia: Assessment of Safety and Feasibility for A Randomized Controlled Trial

Blood ◽  
2011 ◽  
Vol 118 (21) ◽  
pp. 2107-2107
Author(s):  
Martha L Louzada ◽  
Cyrus C. Hsia ◽  
Fiona Ralley ◽  
Janet Martin ◽  
Sarah Connelly ◽  
...  

Abstract Abstract 2107 Introduction: Iron deficiency is the most common cause of anemia worldwide affecting 50% of children under 5 years of age and 25% of women under the age of 50 (11% in the USA) worldwide. Standard treatment is oral iron supplementation, however this route of administration is associated with several adverse drug reactions (ADRs), the most common being epigastralgia and constipation leading to lack of compliance or dose reduction in 30% of patients. Intravenous (IV) iron is an alternative treatment for patients intolerant or non-responsive to oral formulations. Of the two most common formulations available in Canada, IV iron dextran is less expensive but may be associated with more overall ADRs compared to IV iron sucrose. Methods: We conducted a single centre, double-blinded pilot RCT to assess the feasibility of a full RCT to compare ADRs between iron dextran and iron sucrose in non-hemodialysis and IV iron treatment naïve adult patients with iron deficiency anemia. The incidence of immediate (during outpatient hospital visit) and delayed (within 24 hours after patient discharged) ADRs for each iron formulation were compared. Baseline characteristics of participants were analyzed by means of descriptive statistics. Demographic and clinical characteristics of study participants were evaluated by adverse reaction status. They were compared using a two-sample t-test for continuous variables and a two-way contingency table using Chi square or Fisher's exact test for categorical variables, as appropriate. Patients were contacted 24 hours after discharge to answer a standardized questionnaire. Assessment of ADRs and severe ADRs were done using the standardized World Health Organization and International Conference on Harmonisation definitions. Grading of severity was done independently by three individuals from an independent Drug Safety Monitoring Board. Results: 143 adult patients with iron deficiency anemia were were approached and erolled in the study between January 2008 and January 2009 (100% enrolment). Baseline characteristics of patients is depicted in Table 1. All patients received IV iron (73 iron dextran and 70 iron sucrose) and none were lost to follow-up. Immediate ADRs were similar between the two study arms; iron dextran 8/73 (11%) and iron sucrose 5/70 (7%), p=0.568. The average additional nursing time required to manage immediate ADRs was approximately 30 minutes. Delayed ADRs approached statistical significance with a higher rate of ADRs in the iron sucrose group [ iron dextran 9/73 (12%) and iron sucrose 18/70 (26%), p=0.0541]. Details in Table 2. Four patients were considered to have serious adverse reactions (shortness of breath, bronchospasm and diaphoresis). Two form each study arm. Conclusions: A RCT to compare adverse drug reaction rates between iron dextran and iron sucrose in non-hemodialysis adult patients with iron deficiency anemia is feasible. In our pilot study we were able to get 100% enrolment rate, in a timely fashion with no patients lost to follow up. The design of the study with a one point in time evaluation and a short follow up that did not require extra hospital visits and blood tests were probably attractive features that maximized patient participation. The incidence and severity of ADRs to both IV iron preparations studied were similar with greater than 25% of patients experiencing either immediate or delayed ADRs. However, a striking higher rate of delayed ADRs, albeit not severe, was slightly more pronounced in patients receiving iron sucrose therapy. The elevated level of ADRs to IV iron suggests the need for alternative formulations and a full RCT to compare the rate of ADRs between iron preparations is warranted. The choice of IV iron formulation in the adult non-hemodialysis population should take into account factors other than cost of the medication such as incidence and severity of ADRs, extra time required by Healthcare professionals, and patient preferences. Disclosures: No relevant conflicts of interest to declare.

Author(s):  
Mohamed Saber ◽  
Mohamed Khalaf ◽  
Ahmed M. Abbas ◽  
Sayed A. Abdullah

Anemia is a condition in which either the number of circulating red blood cells or their hemoglobin concentration is decreased. As a result, there is decreased transport of oxygen from the lungs to peripheral tissues. The standard approach to treatment of postpartum iron deficiency anemia is oral iron supplementation, with blood transfusion reserved for more server or symptomatic cases. There are a number of hazards of allogenic blood transfusion including transfusion of the wrong blood, infection, anaphylaxis and lung injury, any of which will be devastating for a young mother. These hazards, together with the national shortage of blood products, mean that transfusion should be viewed as a last resort in otherwise young and healthy women. Currently, there are many iron preparations available containing different types of iron salts, including ferrous sulfate, ferrous fumarate, ferrous ascorbate but common adverse drug reactions found with these preparations are mainly gastrointestinal intolerance like nausea, vomiting, constipation, diarrhoea, abdominal pain, while ferrous bis-glycinate (fully reacted chelated amino acid form of iron) rarely make complication. Two types of intravenous (IV) preparations available are IV iron sucrose and IV ferric carboxymaltose. IV iron sucrose is safe, effective and economical. Reported incidence of adverse reactions with IV iron sucrose is less as compared to older iron preparations (Iron dextran, iron sorbitol), but it requires multiple doses and prolonged infusion time. Intramuscular iron sucrose complex is particularly contraindicated because of poor absorption. It was also stated that when iron dextran is given intravenously up to 30% of patients suffer from adverse effects which include arthritis, fever, urticaria and anaphylaxis.


Blood ◽  
2021 ◽  
Vol 138 (Supplement 1) ◽  
pp. 2011-2011
Author(s):  
Matthew Speckert ◽  
Lana Ramic ◽  
Nicholas Mitsakakis ◽  
Mira Liebman ◽  
Elaine W. Leung

Abstract Introduction: Severe iron deficiency anemia (IDA) is a problem that often presents to the pediatric emergency department (ED). Recently published ASH-ASPHO Choosing Wisely recommendations suggest avoidance of transfusion in hemodynamically stable, asymptomatic children with IDA 1. Little is known about the use of parenteral iron in this pediatric setting. Methods: We undertook a retrospective review of patients with severe IDA treated in the pediatric ED at the Children's Hospital of Eastern Ontario (CHEO) from September 2017 to June 2021. During this period there were an estimated 75000 patients seen annually. Patients with severe IDA were defined as those presenting with hemoglobin (Hb) less than <70 g/L and low mean corpuscular volume. Results: There were 56 patients that met this criterion with presenting Hb ranging from 17-69 g/L (IQR 41- 62). Median age at presentation was 3.75 yrs (IQR 1.68- 15.5), with a bimodal peak at age 1 yr and again in the teen years (Fig 1). 42 (75%) patients were female. The most common causes of IDA were nutritional and heavy menstrual bleeding. 14 (24.6%) received packed red blood cell (PRBC) transfusion with or without parenteral iron (iron sucrose), and 11 (19.3%) were treated with parenteral iron alone. Almost all (55, 98.2%) were prescribed oral iron supplementation. The lower the presenting Hb, the more likely that transfusion or parenteral iron was used as initial therapy (Fig 2). 19 (33.9%) patients were admitted to hospital and 37 (66.1%) were discharged home from the ED. Nine recipients of parenteral iron alone had follow-up at CHEO, six had follow-up within 10 days with Hb increases of at least 20 g/L and all nine patients had follow-up by day 41 showing increases ranging from 20-97 g/L. Three recipients of parenteral iron alone had presenting Hb <30 g/L and by 9 days following ED encounter all three had increased their Hb by at least 20 (20-32) g/L. Three patients were discharged from ED after IV iron, and none presented to the ED again. Six recipients of PRBCs had follow up within 10 days showing Hb increase ranging from 33-62 g/L, only five had follow-up by day 41 showing increases of 42-79 g/L. Five patients received >1 transfusion, and transfused volumes ranged from 5-25 mL/kg. Minor infusion reactions occurred in 2 (17%) recipients of parenteral iron, and no patient was suspected to have anaphylaxis. Four (28.5%) patients experienced minor transfusion reactions to packed cells. One recipient of multiple PRBC transfusions had transfusion-associated cardiac overload (TACO) requiring ICU admission. Conclusions: This study demonstrates that patients with severe IDA can be safely and effectively managed in the ED setting with parenteral iron therapy alone without PRBC transfusion. The use of parenteral iron avoids the potential short and long-term complications associated with transfusion, whilst ensuring rapid restoration of iron stores without the tolerability issues associated with oral iron. Figure 1 Figure 1. Disclosures No relevant conflicts of interest to declare. OffLabel Disclosure: IV iron sucrose is indicated for treatment of iron deficiency in patients 2 and older with CKD. The use of it outside of this context would be considered off label.


Author(s):  
Satish Kumar

Introduction: Anemia is the commonest major contributing factor in maternal mortality and morbidity in developing countries and according to World Health Organization (WHO) criteria, it contributes to 20% of maternal deaths. Anemia in pregnancy defined as hemoglobin level <11 gm/dl (7.45 mmol/L) and hematocrit less than 33% (WHO). Aim: To compare the efficacy of oral iron ferrous sulphate therapy with intravenous iron sucrose therapy in the treatment of iron deficiency anemia during postpartum period. Material & Methods: This was a prospective randomized comparative clinical trial single center study conducted on 200 postpartum women aged >18 years (after normal delivery or LSCS) within 10 days of delivery with Hb level more or equal to 6 gm/dl but less than 10 gm/dl were included in the study. This was a one year study conducted during 1st December 2018 to 30th November 2019. Results : There was a significant increase in the hemoglobin level in both the groups i.e. in IV iron group, from 8.26 ±1.03gm/dl on day 1 to 11.62±0.94gm/dl on day 45 as compared to oral iron group, from 8.24±1.09gm/dl on day 1 to 11.07±1.14gm/dl on day 45; and serum ferritin level from 41.69±40.45ng/ml on day 1 to 77.34±41.60ng/ml on day 45 in IV iron group as compared to the oral iron group from 22.20±8.82ng/ml on day 1 to 31.72±9.72 ng/ml on day 45. So, there was a rapid increase in both hemoglobin and serum ferritin levels in IV iron group as compared to the oral iron group. Conclusion: Intravenous iron sucrose administration increases the hemoglobin level and serum ferritin more rapidly in compare to the oral intake of ferrous sulphate in women with iron deficiency anemia in postpartum women in our study. Keywords: Iron deficiency anemia, Intravenous iron sucrose, Serum ferritin, Maternal mortality.


2020 ◽  
Vol 7 ◽  
pp. 205435812093339
Author(s):  
Paweena Susantitaphong ◽  
Monchai Siribumrungwong ◽  
Kullaya Takkavatakarn ◽  
Kamonrat Chongthanakorn ◽  
Songkiat Lieusuwan ◽  
...  

Background: There is no consensus on intravenous (IV) iron supplement dose, schedule, and serum ferritin target in functional iron deficiency anemia to maintain optimum target levels of iron stores by several guidelines. Objective: To examine the effect of IV iron supplementation to different targets of serum ferritin on erythropoietin dose and inflammatory markers in chronic hemodialysis (HD) patients with functional iron deficiency anemia. Design: A multicenter, randomized, open-label study. Setting: In a developing country, Thailand. Patients: Chronic HD patients with functional iron deficiency anemia. Measurements: Erythropoietin resistance index, high-sensitivity C-reactive protein, and fibroblast growth factor 23. Methods: Two hundred adult chronic HD patients with transferrin saturation less than 30% and serum ferritin of 200 to 400 ng/mL were randomized 1:1 to maintain serum ferritin 200 to 400 ng/mL (low-serum ferritin group, N = 100) or 600 to 700 ng/mL (high-serum ferritin group, N = 100). During a 6-week titration period, participants randomized to the high-serum ferritin group initially received 600 mg IV iron (100 mg every week), while the participants in the low-serum ferritin group did not receive IV iron. During the 6-month follow-up period, the dose of IV iron was adjusted by protocol. Results: The mean dose of IV iron was 108.3 ± 28.2 mg/month in the low-serum ferritin group and 192.3 ± 36.2 mg/month in the high-serum ferritin group. The mean serum ferritin was 367.0 ± 224.9 ng/mL in the low ferritin group and 619.6 ± 265.2 ng/mL in the high ferritin group. The erythropoietin resistance index was significantly decreased in the high-serum ferritin group compared to the low-serum ferritin group after receiving IV iron in the 6-week titration period (mean difference: −113.43 ± 189.14 vs 41.08 ± 207.38 unit/week/g/dL; P < .001) and 3-month follow-up period (mean differences: −88.88 ± 234.43 vs −10.48 ± 217.75 unit/week/g/dL; P = .02). Limitations: Short follow-up period. Conclusion: Maintaining a serum ferritin level of 600 to 700 ng/mL by IV iron administration of approximately 200 mg per month as a maintenance protocol can decrease erythropoietin dose requirements in chronic HD patients with functional iron deficiency anemia. Trials registration: The study was registered with the Thai Clinical Trials Registry TCTR20180903003.


Blood ◽  
2019 ◽  
Vol 134 (Supplement_1) ◽  
pp. 2449-2449
Author(s):  
Arpine Khudanyan ◽  
Sven Reid Olson ◽  
Thomas G. Deloughery ◽  
Joseph J Shatzel

Introduction: Iron deficiency anemia is the most common form of anemia and hematologic problem worldwide. Treatment options include oral or intravenous (IV) iron replacement. Although oral iron is commonly employed as first-line therapy, many studies suggest that IV iron more effective and associated with better quality of life when compared to oral iron. Yet, adverse infusion reactions are possible. Several forms of IV iron are used in clinical practice, including low molecular weight iron dextran (LMWID), ferumoxytol, ferric gluconate, iron sucrose, and ferric carboxymaltose. We sought to compare the efficacy and safety of LMWID and ferumoxytol, the two most frequently used products at our center. Methods: A retrospective cohort analysis was conducted using internal pharmacy records. Adults with an ICD-10 diagnosis of iron deficiency anemia treated with LMWID or ferumoxytol from 2018 to 2019 were identified. Records were reviewed for demographics, comorbidities, allergies, type and frequency of iron administered. Outcomes of interest were comparisons of baseline and post-treatment hemoglobin [Hgb] and ferritin levels and adverse events (AEs) following infusion. Results: In total 55 patients received one of the two included iron preparations. Of the 40 cases of iron deficiency treated with LMWID, only 4 patients (10%) received a second dose. Of the first LMWID infusions (dose of 1000 mg), all patients demonstrated an increase in Hgb from a mean of 12.21 to 13.15 within an average of 2.75 months. Mean ferritin levels went from 28.34 pre-treatment to 231.14 post-treatment, within an average of 3.26 months. 2 patients (5%) received premedication, one with diphenhydramine or promethazine, based on prior history of an AE. AEs were documented in 3 patients (7.5%) and included arm swelling, dysphagia with globus sensation, and nausea. No patients received premedication prior to ferumoxytol infusion. Those receiving ferumoxytol demonstrated an increase in hemoglobin from a mean of 10.25 to 12.17 within an average of 4.2 months. Ferritin increased from baseline 75.93 to 150.33 within 3 months. AE of diarrhea and nausea were reported in only one patient (6.67%) upon second infusion of ferumoxytol. No patient in either group experienced AEs requiring hospitalization, nor did any patient develop severe hypersensitivity reactions, hypotension, or hypophosphatemia. Discussion: In our retrospective cohort, LMWID or ferumoxytol for treatment of iron deficiency were well tolerated with minimal AEs, limited to arm swelling, dysphagia and nausea in 3 patients. Those treated with ferumoxytol experienced similarly few AEs, with only one patient developing transient diarrhea and nausea. Hesitancy to utilize IV iron has persisted due to concerns for potential side effects including anaphylaxis. Our encouraging results provide additional evidence for the efficacy and safety of LMWID and furomoxytol, and should help to assuage fears that IV iron might be poorly tolerated or ineffective. Disclosures Shatzel: Aronora, Inc.: Consultancy.


Blood ◽  
2006 ◽  
Vol 108 (11) ◽  
pp. 3739-3739 ◽  
Author(s):  
Melvin H. Seid ◽  
Antoinette Mangione ◽  
Thomas G. Valaoras ◽  
Lowell B. Anthony ◽  
Charles F. Barish

Abstract Currently available IV iron agents pose substantial safety and practical challenges to effective management of iron deficiency anemia. Iron dextran administration requires a test dose and carries the risk of anaphylaxis. Non-dextran-containing IV iron agents (iron sucrose and ferric gluconate) do not require a test dose nor have this safety issue, but pose some practical challenges. These agents are FDA approved only for chronic kidney disease indications and require repeated administration of small doses (125 mg of iron as ferric gluconate over 10 minutes, 200 mg of iron as iron sucrose over 2–5 minutes, or 300–400 mg of iron as iron sucrose over 1.5 to 2.5 h). Accordingly, in a multicenter, randomized, blinded, placebo-controlled, crossover trial we assessed the safety of iron carboxymaltose, a new, investigational non-dextran IV iron complex that allows for rapid administration of high doses of iron. Five-hundred and eighty four (584) iron deficiency anemia patients received either a blinded dose of IV iron carboxymaltose (15 mg/kg up to a maximum of 1000 mg in NS) or placebo over 15 minutes on Day 0. On Day 7, patients were crossed over to receive either placebo or iron carboxymaltose utilizing the same dosing as Day 0. We recorded all adverse events and classified as an adverse drug event (ADE) any that was considered by the investigator as being possibly or probably related to study drug. The mean dose of iron carboxymaltose administered was 962 (+ 88) mg. No CTC Grade 4 or 5 or serious ADE were reported and no subject discontinued from study drug due to an ADE. No clinically important differences in vital signs or physical exams were noted between subjects treated with iron carboxymaltose and placebo. During the post dose 24-h and 7-d treatment period, ADEs reported by >1% of patients in either treatment were higher in patients after receiving iron carboxymaltose than in patients after receiving placebo. The 24-h period events included nausea (2.1% iron carboxymaltose vs. 1.1% placebo), headache (2.0% vs. 1.3%), and dizziness (1.3% vs. 0.2%). The 7-d period events included nausea (2.5% iron carboxymaltose vs. 1.1% placebo), ALT increased (1.3% vs. 0.2%), AST increased (1.3% vs. 0%), headache (2.9% vs. 1.4%), dizziness (1.6% vs.0.2%) and rash (1.1% vs. 0.2%). The majority of the ADEs were classified by the investigator as mild to moderate. No ADE consistent with a hypersensitivity reaction was reported. One patient experienced a transient, asymptomatic, CTC Grade 1 decrease in BP (from 132/85 to 95/68 mmHg) which resolved spontaneously. CTC Grade 3 ADEs were reported in 4 patients after receiving iron carboxymaltose (headache and asymptomatic decrease in serum phosphate) and 5 patients (rash, creatinine increase and asymptomatic decrease in serum phosphate) after receiving placebo. We conclude that rapid administration of high dose iron carboxymaltose (15 mg/kg for maximum of a 1,000 mg over 15 minutes) is well tolerated and associated with minimal risk of ADE in a large cohort of patients with iron deficiency anemia.


Blood ◽  
2016 ◽  
Vol 128 (22) ◽  
pp. 4737-4737
Author(s):  
Nilupa Gaspe Mudiyanselage ◽  
Tarek Elrafei ◽  
Beth Lewis ◽  
Mary King ◽  
Marianna Strakhan ◽  
...  

Abstract Background: Prior studies have indicated that transfusion is unusual (2%) in pregnant women with iron deficiency anemia. Nonetheless, compliance with oral iron replacement can be an issue and physicians may wish to use IV iron therapy in markedly anemic pregnant women. Objectives: to evaluate the effectiveness of adding intravenous iron sucrose concentrate (ISC) to pregnant patients already taking oral iron in terms of effect on hemoglobin, effect on ferritin levels, rates of transfusion, and cost. Methods: We analyzed all referrals from Obstetrics to Hematology clinic and Obstetrics consultation (Internal medicine) clinic from January 2014 to June 2016. Of the 176 pregnant patients, 98 were referred for anemia, including 81 patients with Hgb < 12 g/dl and ferritin < 20 ug/L. All had previously been given oral ferrous sulfate prescriptions. Patients with hemoglobinopathy were excluded. All 81 patients were advised to continue on the oral iron, and 40 were given IV iron sucrose (ISC group). Results: The average cumulative dose of iron sucrose was 700 mg, a mean of 5.575 doses (initiated in the third trimester in 38 of 40 patients). The lowest antepartum Hgb was 8.18 g/dl in the ISC group and 9.58 in the oral only group; there was an average Hgb increase of 2.17 vs 1.76 g/dl respectively (p=.107 NS and the 0.41 g/dl difference was considered to be of no clinical consequence). 89% in the ISC group vs 30% in the oral achieved a ferritin >20 (p=0.000015). No adverse events in the IV iron group were reported. There was 1 transfusion in the oral iron group attributable to iron deficiency (2.4%) vs none in the IV iron group (p = 0.107 NS). Two patients were transfused in the antenatal period before IV iron was started and 1 transfused because of post-partum hemorrhage. The total cost of the IV iron therapy would add an average of $1,500 per patient. Thus, and additional cost of $60,000 in IV iron would be required to prevent 1 transfusion [40:1]. Conclusions: ISC corrects ferritin in more patients than oral iron replacement, but did not significantly increase Hgb levels or have a meaningful impact on the transfusion rate. The additional cost and lack of clinically improved outcomes with IV iron argue against its use and in favor of strategies to ensure compliance with oral iron. Disclosures No relevant conflicts of interest to declare.


2019 ◽  
Vol 1 (1) ◽  
pp. 21-24
Author(s):  
Rucha Rajput ◽  
Ashish Podey ◽  
Tushar Baheti ◽  
Bangal V B ◽  
Sarita Deshpande

Background: Anemia is one of major contributing factor in maternal mortality and morbidity in third world countries and according to the WHO, contributes to 40% maternal deaths. Postpartum anemia is observed in up to 27% of women.It is a common problem throughout the world. Treatment of postpartum iron deficiency anemia includes oral and parenteral iron supplmentaion as well as blood transfusion in severe cases. Methods: This was a prospective longitudinal study carried out in Department of Obstetrics & Gynaecology of PRH, Loni. Total 80 women suffering from postpartum anemia of age above 18 years with haemoglobin (HB) level below 11gm/dl and above 6gm/dl were included for the study. After history taking, clinical examination and baseline Hb level, all of them were administered intravenous iron sucrose 200 mg per dose per day till the total calculated dose was administered. The post therapy evaluation was done with the estimation of Hb on day 1, day 7, day 14 and day 21. Results: 31.25% women belonged to the age group each of 19-21 years and 22-24 years. Maximum number of patients received 3 doses of IV Iron sucrose (i.e. total 600mg) followed by 2 doses (i.e. total 400mg), 4 doses (i.e. total 800mg) and 5 doses (i.e. total 1000mg) respectively. Hb level rises extremely significantly (p<0.001) after IV Iron Sucrose administration on day 1, 7, 14 & 21 as compared to corresponding values before delivery as analyzed by Friedman Test (Nonparametric Repeated Measures ANOVA) . 16 patients (20%) experienced thrombophlebitis to IV Iron Sucrose administration. About 12 (15%) patients experienced rigor followed by sweating in 10 patients (12.5%) and fever in 8 patients (10%). About 62 patients (77.5%) from total 80 reported well tolerability to IV Iron Sucrose while remaining 18 patients (22.5%) reported poor tolerability to IV Iron Sucrose Conclusion: Intravenous iron sucrose increases the haemoglobin more rapidly in first week as compared to second and third week in women with postpartum iron deficiency anemia. Hypersensitivity reaction, chest pain, dyspnoea reported with iron dextran and iron sorbitol citric acid were not observed with iron sucrose. Intravenous iron sucrose can be used safely to fill a rift between blood transfusion and oral iron in treatment of postpartum iron deficiency anemia.


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