Hemofer Prolongatum

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Hemofer Prolongatum

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Medically reviewed

Laura Arias

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Hemofer Prolongatum

Property Description
Active Ingredient Ferrous Sulfate (provides elemental iron)
Form Prolonged-release tablet (sustained-release)
Pharmacological Class Antianemic Agent (Haematinic), Mineral Supplement
Common Use Iron supplementation (to restore iron stores)
Origin Inorganic salt preparation

What Type of Medicine is Hemofer Prolongatum?

Hemofer Prolongatum is a pharmaceutical preparation classified as an antianemic agent and a mineral supplement, designed to effectively address deficits in the body's iron levels. Its core function is to provide the essential trace element iron via the active ingredient Ferrous Sulfate. This medicine belongs to the class of haematinics, which are essential substances for maintaining the components of the blood, and is specifically an Iron (II) salt preparation. This formulation is widely clinically recognized for its utility in correcting conditions such as nutritional iron deficiency.

Ferrous Sulfate: Composition and the Prolonged-Release Form

The active ingredient is Ferrous Sulfate, which supplies the body with readily available elemental iron. The medication is administered via the oral route and is uniquely manufactured as prolonged-release tablets (or modified-release tablets). This designation, Prolongatum, signifies a formulation that intentionally controls the dissolution rate of the Ferrous Sulfate following absorption. This type of oral iron supplementation is used to correct nutritional deficits and manage iron deficiency anemia.

General Purpose: Supporting Essential Iron Stores

The fundamental purpose of Hemofer Prolongatum is to ensure a reliable supply of iron to replenish the body’s reserves. This iron supplementation directly facilitates the synthesis of hemoglobin, which is crucial for transporting oxygen throughout the body. By supporting erythropoiesis (red blood cell production), the medication helps increase the blood's oxygen-carrying capacity, thereby addressing the underlying deficit of the mineral necessary for optimal tissue and organ function. The sustained delivery of the prolonged-release form is key to maintaining stable iron levels over time.

What side effects are possible with Hemofer Prolongatum?

Possible side effects and safety information

The safety profile for ferrous sulfate prolonged-release preparations is established in regulatory documents by classifying adverse reactions based on frequency and affected body systems. These classifications are used to communicate the documented risks associated with the medicine.


Adverse Reaction Scope

The most commonly expected adverse reactions are primarily related to Gastrointestinal Disorders. These are generally categorized as Common and include nausea, vomiting, abdominal pain or discomfort, constipation, and diarrhea. The appearance of black or dark stools is a common and expected effect due to unabsorbed iron.

Less frequently, Rare reactions are documented, such as serious allergic reactions and severe gastrointestinal events like hemorrhage or perforation. The frequency of ulceration of the mouth, throat, esophagus, or bronchus is often classified as Not Known.


Safety Constraints and Considerations

The official labeling highlights specific safety constraints, particularly for the prolonged-release formulation. The tablet must be swallowed whole to avoid the risk of mouth ulceration, esophageal ulceration, or tooth discoloration from the concentrated iron salt. Failure to swallow correctly can lead to severe local injury.

Serious safety warnings relate to the risk of fatal poisoning in children under 6 years of age from accidental overdose. Population-specific considerations also apply, including the increased risk of esophageal ulceration in older adults or those with documented swallowing difficulties, and contraindications for individuals with pre-existing conditions like iron overload disorders (haemochromatosis) or active inflammatory gastrointestinal diseases like peptic ulcers or ulcerative colitis.

Overdose and Emergency Response

Acute overdose with iron salts, such as Ferrous Sulfate in Hemofer Prolongatum, is designated by regulatory authorities as a medical emergency due to the high risk of life-threatening systemic toxicity. Initial manifestations of overdose typically involve severe gastrointestinal toxicity, including abdominal pain, vomiting (which may be bloody), and diarrhea. This initial phase may be followed by a temporary quiescent period, which can precede the rapid onset of severe systemic effects. The prolonged-release formulation of the medicine means that absorption and the resulting toxicity may be delayed.

Systemic complications documented in official labeling include severe cardiovascular shock, circulatory collapse, and profound metabolic acidosis. Neurological manifestations such as seizures and coma are also documented, alongside the risk of delayed organ damage, specifically hepatic necrosis. Due to this toxicity profile, regulatory documents mandate that immediate medical attention or contact with emergency services must be sought for any suspected or accidental ingestion. Accidental overdose of iron products is a leading cause of fatal poisoning in young children, making pediatric ingestion a specific and severe concern noted in official documentation. Furthermore, official guidance confirms the availability of a specific chelating agent, Deferoxamine, and necessitates procedural steps like monitoring serum iron concentration and potentially utilizing whole bowel irrigation.

Therapeutic Uses of Hemofer Prolongatum

What Hemofer Prolongatum Treats: Main Uses and Benefits

Hemofer Prolongatum is designed to offer supportive therapeutic benefit by addressing the specific symptoms related to iron deficiency. It is commonly used across conditions presenting with systemic imbalance due to low iron, and it contributes to addressing the systemic imbalance.

Iron supplements are relevant in contexts where additional symptomatic support is needed. This approach focuses on easing the subsequent symptoms that interfere with daily functioning.

It is used for managing symptom clusters that may become intense or disruptive, such as fatigue and generalized weakness. It also supports the management of symptoms associated with acute or episodic changes. The use of the supplement helps ease the overall symptom burden, which may assist patients in coping more steadily with difficult episodes.

“Supportive relief for symptoms like fatigue and weakness can help patients manage their day-to-day routines more steadily.”

The supplement is commonly used when symptoms create noticeable functional strain or lead to temporary physical discomfort. It supports patients during difficult episodes and may assist with maintaining functional stability when symptoms become temporarily overwhelming.

Quick Fact: Addressing symptoms related to systemic imbalance

Regulatory References

  1. NHS guidance on iron deficiency anemia

Eligibility and Restrictions for Use

Hemofer Prolongatum is an iron supplement whose use is strictly defined by regulatory eligibility rules focused on preventing iron overload and minimizing gastrointestinal risks. The eligibility profile establishes clear population exclusions and restrictions.

Populations for whom use is Contraindicated

The medicine is contraindicated (must not be used) in several population groups, primarily those where the administration of supplemental iron poses a direct toxicity risk:

  • Iron Overload Disorders: Haemochromatosis, Haemosiderosis, and other iron overload syndromes.
  • Blood Disorders: Haemolytic Anaemia, Thalassaemia, and anemias not caused by iron deficiency.
  • Gastrointestinal Disease: Patients with active peptic ulcers, Ulcerative Colitis, or Regional Enteritis (Crohn's disease).
  • Concomitant Therapy: Individuals receiving repeated blood transfusions or currently using other oral or parenteral iron preparations.

Age and Conditional Eligibility

Age Group / Status Regulatory Status
Adults / Adolescents (>12 yrs) Permitted for iron deficiency.
Children (<12 years) Not recommended (Specific tablets not suitable for this age group).
Infants (<6 years) Absolute Warning: Iron overdose is a leading cause of fatal poisoning.

The regulatory label requires special caution for older adults or those with swallowing difficulties due to the risk of aspiration of the prolonged-release tablet. Conditional use is also necessary for patients with a history of gastrointestinal surgery or disease.

Pregnancy and Lactation

Use during pregnancy and breastfeeding is generally permitted when medically required for iron deficiency, though professional consultation is required.

What should I know about interactions with other medicines?

Official Interaction Profile

The official interaction profile for Hemofer Prolongatum (Ferrous Sulfate) is predominantly based on pharmacokinetic interactions that alter the absorption of iron or co-administered medicines through chelation and changes in gastric acidity.

Contraindicated Combinations:

  • Co-administration is formally prohibited with parenteral iron preparations due to the high risk of acute toxicity from additive iron load.
  • The medicine is restricted for individuals receiving repeated blood transfusions or those taking Dimercaprol, due to the associated risk of iron overload or toxic complex formation.

Exposure-Modifying Substances & Separation Rules: Oral iron reduces the systemic exposure of several important drug classes by forming non-absorbable complexes in the gastrointestinal tract. Affected medicines include Tetracycline and Quinolone antibiotics, the thyroid hormone Levothyroxine, anti-Parkinsonian agents (Levodopa, Methyldopa), and Bisphosphonates.

To mitigate this loss of systemic exposure, regulatory documents mandate strict timing separation. For example, iron must be administered at least two to four hours apart from Levothyroxine and Quinolone antibiotics. Substances that raise gastric pH, such as antacids, also require spacing, as they reduce iron absorption.

Dietary and Supplement Interference: Iron absorption is significantly reduced by the concurrent consumption of certain foods and supplements. Products containing Calcium, Zinc, or substances found in tea, coffee, eggs, and high-fiber cereal products can interfere with iron uptake, impacting its systemic exposure.

Mechanism of Action

Hemofer Prolongatum, a sustained-release formulation of ferrous fumarate, initiates its mechanism by delivering elemental iron into the lumen of the small intestine. The sustained-release matrix modulates the rate of iron release and presentation to the epithelial surface. Ferrous iron is subsequently transported across the apical membrane of enterocytes, primarily via the divalent metal transporter 1 (DMT1) localized in the duodenum. Once absorbed, the iron enters the circulating plasma pool, where it binds to the transport protein transferrin. This transferrin-bound iron is delivered to erythroid precursor cells in the bone marrow. Within these cells, the iron is released and incorporated into the protoporphyrin ring to complete the synthesis of heme. Increased heme synthesis contributes directly to the formation of functional hemoglobin, facilitating enhanced systemic oxygen transport.

Dosage and Administration Information

How to Use Hemofer Prolongatum: Administration Guidelines

The following instructions detail the correct administration of Hemofer Prolongatum, a prolonged-release iron preparation. These guidelines define the standardized use of the medicine and should be followed precisely.


Administration and Dosing

Hemofer Prolongatum is approved for oral administration (by mouth). The medication is typically taken once or twice daily, depending on the purpose, such as prophylaxis or treatment for iron deficiency.

Administration Scope Instruction
Route Oral (swallowed).
Dosing Schedule 1 to 2 prolonged-release tablets daily.
Timing (Meals) Take the tablet before or during a meal.
Course Duration The regimen often continues for 3 to 6 months after hemoglobin levels normalize, to fully replenish iron stores.

Procedural Requirements

To ensure the prolonged-release mechanism functions correctly, the tablet must be swallowed whole. Patients must not crush, chew, or suck the tablet. If a dose is missed, patients should skip the forgotten dose and take the next dose at the regular scheduled time; a double dose should not be taken to compensate for a missed dose.

Specific administration rules may apply to certain groups:

  • Pregnant Women: A specific dose (e.g., 1 tablet daily) may be recommended for iron prophylaxis during the second and third trimesters.
  • Pediatric Use: Standard guidelines should be consulted, as the high elemental iron content may restrict use in younger children.

Patients should separate the intake of Hemofer Prolongatum from certain products, such as antacids, dairy products, and certain antibiotics (e.g., tetracyclines), due to potential absorption interference.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Hemofer Prolongatum

1. Evidence for Iron Deficiency and Anemia (Prevention and Treatment)

Hemofer Prolongatum, a type of ferrous sulfate, was evaluated in a range of research, primarily focusing on its role in addressing low iron levels and iron-related anemia. Studies, including Randomized Controlled Trials (RCTs) and systematic reviews, examined its use in populations experiencing iron deficiency. Researchers monitored outcomes related to systemic or functional imbalance, specifically changes in hemoglobin and ferritin (iron storage) levels over defined time intervals.

2. Evidence in Special Populations

Research was evaluated in specific groups where iron deficiency is common. For instance, studies examined its application in pregnant women, both for prevention and treatment of iron deficiency conditions characterized by fluctuating or episodic manifestations linked to pregnancy. Research was observed in some older adult populations to examine how iron status markers may change over the study period. For pediatric populations, data are still emerging, and evidence is limited compared to the evidence available for non-pregnant adults.

3. Comparison in Clinical Trials (vs. Placebo and Other Treatments)

Researchers conducted Comparative Effectiveness Studies where Hemofer Prolongatum was evaluated in direct comparison to either an inactive substance (placebo) or to other standard oral iron preparations. These trials research examined outcomes such as the rate of change in iron levels and patient-reported outcomes describing perceived discomfort. Comparative studies reported heterogeneity in outcomes related to tolerability or compliance between different iron salt formulations. Comparative evidence is lacking for many direct head-to-head comparisons over extended follow-up periods.

4. Long-Term Studies and Follow-up Data

Research explored whether the patterns observed in the studies continue over extended periods. Most primary research was associated with short-term assessments. Because long-term effects are not fully established, there is limited information for long-term outcomes regarding the sustained maintenance of iron stores after the treatment course has been completed. The available research contributes to the broader evidence landscape regarding intermediate-term changes.

5. Quality of Evidence and Study Limitations

The overall body of evidence includes some high-quality RCTs, but also many smaller studies where sample sizes were modest. This means the evidence quality varies across studies, and the ability to generalize findings to all patient groups may be uncertain. Subgroup findings are uncertain in many cases because the original research did not always include large enough cohorts of patients with specific comorbidities to draw firm conclusions.

6. What Is Still Uncertain About Hemofer Prolongatum Research

Data are still emerging regarding its use in certain special populations, such as individuals with concurrent inflammatory conditions where symptoms may vary in intensity. Evidence is limited for individuals who may have malabsorption issues. Furthermore, because follow-up durations were limited in many studies, certainty remains low regarding the long-term impact on patient well-being beyond basic blood marker measurements.

Key Studies & References

  1. Iron Deficiency Anemia: A Clinical Guide (NIH National Heart, Lung, and Blood Institute)

Frequently Asked Questions (FAQ)

Common questions about Hemofer Prolongatum (FAQ)

Q: What is Hemofer Prolongatum used for besides just anemia?

Official product information for this medicine is limited to the prevention and treatment of iron deficiency anemia. Regulatory documents do not define any other uses for this medicine.

Q: Is Hemofer Prolongatum the same as other iron pills I can buy?

This medicine is specifically a prolonged-release tablet containing ferrous sulfate, which is an important distinction. The prolonged-release mechanism controls the rate of iron delivery, making it different from immediate-release or different iron salt formulations commonly available.

Q: How quickly should I start feeling better after starting Hemofer Prolongatum?

According to official information, the full course of treatment to replenish iron stores often takes several months. However, relief from deficiency-related symptoms may begin to be reported after several weeks of therapy.

Q: Why do doctors prescribe Hemofer Prolongatum instead of just diet changes?

The medicine is indicated for treating diagnosed iron deficiency anemia. In conditions where a deficiency is established, diet alone may often be insufficient to correct the existing iron deficit and restore necessary iron stores back to healthy levels.

Q: Are there specific vitamins or foods that make Hemofer Prolongatum work better?

Authoritative health resources describe Vitamin C as potentially helping the body absorb iron. Conversely, certain substances found in food like calcium, tea, coffee, and high-fiber cereals can interfere with iron absorption, so timing of intake is key.

Q: Does Hemofer Prolongatum interact with common pain relievers like ibuprofen?

Regulatory checks do not typically indicate a direct drug-drug interaction between the iron component and ibuprofen. However, due to the potential for gastrointestinal events, patients may wish to discuss their full medication profile with a health professional.

Q: Is Hemofer Prolongatum safe for elderly people?

The medicine is generally permitted for use in the elderly, but regulatory information advises special caution for individuals who have difficulty swallowing. This is due to the risk of esophageal injury if the prolonged-release tablet is not swallowed whole.

Q: What ingredients are in Hemofer Prolongatum other than iron?

In addition to the active ingredient, Ferrous Sulfate, the medicine contains various inactive ingredients, known as excipients. These can include substances like lactose monohydrate and specific coloring agents used in the tablet formulation.

Q: Are there any long-term risks associated with taking Hemofer Prolongatum?

Treatment is typically limited to the duration required for replenishing iron stores, and long-term use requires monitoring for potential iron overload, a condition that is a contraindication for the medicine. The available research evidence is limited regarding outcomes beyond the recommended treatment period.

Q: Does Hemofer Prolongatum contain gluten or lactose?

The inclusion of specific excipients, such as lactose or gluten, can vary by the specific national formulation of the prolonged-release iron product. Patients may refer to the ingredient list provided with the medication for specific information.

Q: How does Hemofer Prolongatum affect my ability to drive or operate machinery?

Official product information for this class of medicine generally states that it does not cause any effects that would impact the ability to drive or safely operate machinery.

Q: Can Hemofer Prolongatum cause headaches?

Official side effect listings categorize adverse reactions by how commonly they occur, and they do not generally include headache as a documented adverse reaction. Common side effects are mostly related to the gastrointestinal tract.

Q: Can Hemofer Prolongatum be taken by someone with kidney problems?

Kidney problems are not typically listed among the official contraindications for this medicine. Furthermore, iron products are sometimes used to address iron deficiency related to chronic kidney disease, though use in this population may require specialized professional monitoring.

Q: Is Hemofer Prolongatum used for heavy menstrual bleeding?

The medicine is indicated to treat iron deficiency and anemia. These conditions are common consequences of blood loss, including that associated with heavy menstrual bleeding, making it relevant for treating the resulting iron deficiency.

Q: How do I know if the side effects I'm feeling are serious?

Official warnings describe severe, rare adverse reactions such as signs of an allergic reaction or severe gastrointestinal events like hemorrhage. Official warnings state that any serious or unexpected reactions require immediate medical review.

Q: Is Hemofer Prolongatum described as being fast-acting?

No, the medicine is a prolonged-release formulation, which means the iron is released over an extended period. This design is specifically intended to control the rate of dissolution rather than providing an immediate release.

Q: Can Hemofer Prolongatum interfere with blood tests?

Yes, the medicine can cause stools to appear black or dark. Official warnings state that this may lead to an incorrect positive result in certain laboratory tests used to detect blood in stool.

Q: What does 'contraindication' mean in the context of Hemofer Prolongatum?

A contraindication refers to a specific condition or factor that prohibits the use of the medicine because it could be potentially harmful. Examples include existing iron overload disorders or certain inflammatory gastrointestinal diseases.

Q: Why is Hemofer Prolongatum considered a prescription medicine in some places?

The regulatory classification of iron supplements varies significantly by region. In some areas, the product is classified as only available with a prescription, while in other regions, it may be supplied through a pharmacy without one.

Q: Does Hemofer Prolongatum help with general tiredness or just tiredness from iron deficiency?

The medicine is indicated specifically to treat iron deficiency anemia, and therefore helps with tiredness that is a symptom of that underlying mineral deficiency. It is not intended for the relief of general fatigue unrelated to iron status.

Q: Are there different strengths of Hemofer Prolongatum available?

Yes, ferrous fumarate products in general are available in multiple strengths and formulations. For example, some common tablets contain iron salts equivalent to 210 mg or 322 mg in different pharmaceutical preparations.

Q: Can taking Hemofer Prolongatum affect my sleep?

Official side effect listings for this class of medicine do not commonly include sleep disturbances or insomnia as a documented adverse reaction. Common adverse effects are primarily confined to the gastrointestinal system.

How should Hemofer Prolongatum be stored and disposed of?

Storage Requirements

All storage conditions for Hemofer Prolongatum (ferrous sulfate) are defined to ensure product stability and safety. The medicine must be stored at controlled room temperature, generally not above 25 C.

It is mandatory to protect the tablets from light and moisture. To achieve this, the product must be kept in its original container and the container must remain tightly closed when not in use. The medicine must be used only up to the official expiry date stated on the packaging. Liquid formulations, where applicable, must not be frozen.

Child-Safety and Disposal

Keep this product out of the sight and reach of children. Accidental overdose of iron-containing products is a leading cause of fatal poisoning in young children, making this the highest-priority storage constraint.

For disposal, the product must not be thrown away via wastewater or household waste. Unused or expired tablets should be disposed of by following local pharmaceutical waste regulations, often by consulting a pharmacist or utilizing a drug take-back program.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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