Rabipur

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Rabipur

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Method of action: Vacciness

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Medically reviewed

Marina Burgos

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 Rabipur

Property Description
Active ingredient Rabies Virus (Inactivated)
Form Lyophilized powder and solvent for solution for injection
Pharmacological class Viral Vaccine, Active Immunizing Agent
General purpose Prevention of rabies (Prophylaxis)
Origin Biological, Cell-culture derived (PCEC)

Understanding Rabipur: Definition and Pharmaceutical Class

Rabipur is a specialized, prescription-only Rabies Inactivated Vaccine that functions as an active immunizing agent, clinically recognized for providing protection against the rabies virus in individuals of all ages. Its core component is the Rabies Virus (Inactivated), which is intentionally rendered non-infectious to stimulate a robust, protective immune response without causing the disease itself. This classification firmly places it within the high-level pharmacological group of viral vaccines, where it is often utilized in scenarios involving potential animal exposure or occupational risk.

Composition and Origin: The Cell-Culture Derived Vaccine

The vaccine is supplied as a lyophilized powder and solvent for solution for injection, requiring sterile reconstitution prior to its intended intramuscular administration. A distinguishing feature of Rabipur is its advanced origin: the active ingredient (the inactivated Flury LEP strain) is propagated using a Purified Chick Embryo Cell (PCEC) culture. This advanced method of preparation ensures the vaccine is classified among modern cell-culture derived vaccines, a type favored for its highly purified viral component. This high-purity formulation is subsequently chemically inactivated using beta-propiolactone and guaranteed to meet a minimum potency of ge 2.5 International Units (IU) per dose, in accordance with World Health Organization (WHO) requirements.

Rabipur's General Purpose: Establishing Prophylactic Immunity

The fundamental purpose of receiving Rabipur is to provide active immunization and establish rabies prophylaxis. This benefit is achieved by safely presenting the inactivated virus to the immune system, thereby stimulating the body to generate its own specific, protective antibodies. Pharmacological studies confirm this process establishes the essential immunologic memory necessary for the body to launch a rapid, effective defense to prevent the progression of the often-fatal neurological disease should actual exposure to the rabies virus occur.

What side effects are possible with Rabipur ?

Possible Side Effects and Safety Information

The safety profile of Rabipur (Rabies Virus, Inactivated) is formally established by government regulatory bodies, classifying potential health effects according to frequency and physiological system. This information is non-advisory and strictly descriptive of the officially documented safety characteristics.

Frequency-Classified Adverse Reactions

The most frequently reported events are generally mild and temporary, while rare events involve clinically significant adverse reactions, as defined by regulatory frequency standards.

Classification Examples of Reactions
Very Common (ge 1/10) Pain at injection site, headache, fatigue
Common (ge 1/100 to < 1/10) Dizziness, malaise, fever, nausea, vomiting
Uncommon (ge 1/1,000 to < 1/100) Lymphadenopathy, myalgia (muscle pain)
Rare (< 1/1,000) Severe hypersensitivity reactions
Not Known Guillain-Barré syndrome, encephalitis

System-Organ Class Groupings and Serious Adverse Reactions

Adverse reactions are officially grouped into System-Organ Classes including General Disorders and Administration Site Conditions, Nervous System Disorders, and Immune System Disorders. Documented Serious Adverse Reactions include anaphylactic reaction and, very rarely, neurological events like polyneuropathy.

Regulatory Safety Constraints and Contextual Notes

Use of the vaccine is officially contraindicated in persons with known severe hypersensitivity to the vaccine's components, including potential trace amounts of chicken protein or Polymyxin B. Postponement is typically advised for individuals suffering from an acute febrile illness. The official label notes that local injection site reactions are generally reported to occur within 7 days of vaccination. Furthermore, the concurrent use of immunosuppressive treatments or certain antimalarial drugs may result in a reduced protective immune response.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory documents from government health authorities, such as the European Medicines Agency (EMA) and national health agencies, state that no specific symptoms of overdose following the administration of Rabipur (inactivated rabies virus vaccine) are currently known. Clinical data regarding the effects of administering an excessively large dose are extremely limited.

Since no distinct overdose syndrome has been established, the official guidance for medical professionals concerning overdosage management is to rely on non-specific, general supportive care to treat any signs or symptoms that may arise. This approach is standard when a specific adverse overdose presentation is not yet documented.

Component Official Regulatory Statement (Label-derived phrasing only)
Documented overdose presentations: No symptoms of overdose are known.
Physiological systems affected: Not specified, due to a lack of known overdose symptoms.
Emergency-response statements: Management of an overdose is primarily supportive and symptomatic.

In the event of a suspected overdosage, the required course of action is prompt medical supervision. Although no specific overdose symptoms are known for this vaccine, any unusual or severe reaction must be immediately evaluated by a healthcare professional or emergency medical services. Immediate action is critical for any medical emergency related to the use of a medicinal product.

Therapeutic Uses of Rabipur

Managing High-Risk Exposure Scenarios

This vaccine is applied in clinical settings that involve acute or unstable symptom patterns following a potential exposure, such as a bite or scratch. Post-exposure management is used to address the risk of symptoms associated with acute or episodic changes. The primary therapeutic purpose is to address conditions marked by increased physiological stress, and is applied in addressing the potential for symptoms of increased neurological or muscular activity. This supportive relief generally contributes to easing the overall symptom load.


Rabipur is commonly used across two primary contexts: Post-Exposure Prophylaxis (PEP), which is relevant for easing the impact of symptoms associated with acute or episodic changes, and Pre-Exposure Prophylaxis (PrEP), which is commonly used across conditions presenting with acute episodes for individuals at continual risk. This includes travelers to endemic regions and certain high-exposure professionals, like animal handlers and veterinarians.

“This proactive approach is relevant for easing the impact of conditions where symptoms may intensify temporarily due to exposure.”

Establishing a state of preparedness for the disease supports patients during difficult episodes by easing distress and may assist with maintaining functional stability in the event that further management is required.


Quick Fact: Relief for High Physiological Stress
The vaccine is considered relevant for easing the impact of conditions marked by acute neurological strain, supporting patients during difficult episodes by helping manage symptoms of increased neurological or muscular activity associated with the rabies infection.

Eligibility and Restrictions for Use

Rabipur is officially indicated for active immunization against rabies in individuals of all ages, establishing a broad base of eligibility for both children and adults. The regulatory profile for the vaccine is primarily structured around the type of exposure risk.

Eligibility Constraints

Category Regulatory Status Context
Absolute Contraindication Contraindicated Pre-Exposure Prophylaxis (PrEP) only, for known severe systemic hypersensitivity to the active substance or vaccine components (e.g., neomycin, polygeline, or chicken residues).
Acute Illness/Fever Postponed PrEP should be postponed in the presence of a severe febrile illness or acute disease.
Post-Exposure Prophylaxis (PEP) No Contraindication There is no contraindication to the use of Rabipur for PEP, due to the invariably fatal outcome of rabies infection.
Age Group Eligible (All Ages) The vaccine is approved for all age groups, with pediatric individuals receiving the same dose as adults.
Immunocompromised Conditional Use Patients with altered immune status or those on immunosuppressive agents are eligible but require a modified five-dose PEP regimen and may need serological testing to confirm protection.
Pregnancy/Lactation Permitted Use is permitted during pregnancy and breastfeeding if the risk of rabies exposure is considered substantial.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory documentation for Rabipur (Rabies Inactivated Vaccine) focuses on pharmacodynamic interference that may compromise the development of active protective immunity. Pharmacokinetic interactions (CYP-mediated or transporter-mediated) are not documented in the product labeling.


Documented Interaction Patterns

Interaction Type Interacting Substances/Conditions Regulatory Status
Pharmacodynamic Interference Corticosteroids and Immunosuppressive Treatments (e.g., chemotherapy, antimetabolites). May interfere with the development of active immunity.
Administration Restriction Human Rabies Immune Globulin (HRIG). Co-administration requires mandatory separation of injection sites and equipment.
Diminished Response Risk Antimalarial Drugs (e.g., Chloroquine). May interfere with immune response during pre-exposure prophylaxis.
Host-Condition Factor Patients with Altered Immunocompetence. Documented risk of reduced or insufficient immune response.

Official Regulatory Statements:

Immunosuppressive treatments, including corticosteroids and alkylating agents, are officially noted to potentially interfere with the development of the intended active immunity. Furthermore, antimalarial drugs are documented to interfere with the immune response in the context of pre-exposure use. For post-exposure prophylaxis, the vaccine and HRIG must not be injected in the same syringe or at the same anatomical site, a mandatory procedural constraint in the treatment protocol. This regulatory structure is defined by agents and conditions that may compromise the successful immunological outcome of the vaccine.

Mechanism of Action

Rabipur is an inactivated rabies virus vaccine composed of the whole, non-replicating virion derived from the Flury LEP strain, propagated in Purified Chick Embryo Cells (PCEC).


Molecular and Intracellular Pathways

Upon intramuscular administration, the inactivated viral particles, specifically the exposed rabies virus glycoprotein (G protein), are captured by local antigen-presenting cells (APCs), such as dendritic cells. The APCs process and present the viral antigens, notably the G protein epitopes, via Major Histocompatibility Complex (MHC) molecules on their surface.


Downstream Cascades and System-Level Consequences

This presentation initiates the activation of the adaptive immune system in secondary lymphoid organs. Activated helper T-lymphocytes interact with and stimulate B-lymphocytes, promoting their differentiation into plasma cells. These plasma cells then execute a robust humoral response by synthesizing and secreting large quantities of rabies virus neutralizing antibodies (RVNAs). The RVNAs are specific to the G protein and circulate systemically. Their physiological consequence is binding to and physically neutralizing infectious, live rabies virions, thereby blocking the virions' ability to attach to, and invade, host cells, particularly those of the central nervous system. This cascade establishes a state of immunological memory.

Dosage and Administration Information

How Rabipur is Used: Official Administration Guidelines

Rabipur is administered under the supervision of a healthcare professional following strict, time-defined schedules for both pre-exposure (PrEP) and post-exposure (PEP) prophylaxis. All official instructions mandate the use of a fixed, 1.0 mL dose volume, which is consistent for adults and children.

Administration Method and Preparation

Rabipur is supplied as a lyophilized powder that must be reconstituted with the provided solvent immediately prior to use. It must be administered only as an Intramuscular (IM) injection into the muscle. Injection into the gluteal area or other routes is prohibited, as this may reduce the intended immune response.

Injection Site Patient Group
Deltoid muscle (upper arm) Adults and older children
Anterolateral thigh area Small children (under 2 years)

Standard Dosing Regimens

The required number of doses and their timing depend on the context of use:

  • Pre-Exposure Prophylaxis (PrEP): The primary course typically involves 3 doses administered on Day 0, Day 7, and Day 21 or 28.
  • Post-Exposure Prophylaxis (PEP) - Unvaccinated: A course generally involves 5 doses given on Days 0, 3, 7, 14, and 28 (Essen regimen).
  • Post-Exposure Prophylaxis (PEP) - Previously Vaccinated: Only 2 doses are required, given on Day 0 and Day 3.

Special Conditions

For PEP, if Human Rabies Immune Globulin (HRIG) is administered, it must be injected into a different anatomical site from the vaccine. Continued use for individuals at ongoing risk is managed through periodic booster doses, often based on checking the antibody level.

Recent Clinical Evidence

Research evidence / Overview of Studies for Rabipur

Evidence for Use in Post-Exposure Prophylaxis (PEP)

Research for post-exposure prophylaxis (PEP) was studied for managing individuals who have had a potential exposure to the rabies virus. Studies in this area primarily involve randomized controlled trials (RCTs) and prospective cohort studies that monitored how the body responded to the vaccine over a short period. Since clinical rabies has a near-100% fatality rate, modern trials monitor a validated measure called immunogenicity. This measures the proportion of participants who reach the minimum protective level of Rabies Virus Neutralizing Antibody (RVNA) titer of ge 0.5 IU/mL, which is the critical evidence point set by the WHO. Findings from these studies describe the proportion of participants who reached this antibody level by specific days when following established multi-dose schedules.

Evidence for Use in Pre-Exposure Prophylaxis (PrEP)

The evidence base for pre-exposure prophylaxis (PrEP) involves studies where the vaccine was evaluated in individuals at continuous risk of exposure, such as travelers and occupational groups. The research focused on randomized controlled trials (RCTs) to compare traditional 3-dose schedules with newer 2-dose schedules, examining for similarity in the resulting immune response. Studies report that a high percentage of participants reached the protective antibody level (≥ 0.5 IU/mL) following the various approved PrEP schedules.

Long-Term Studies and Durability of Response

Long-term studies focus on how long the protective antibody levels persist and the reliability of the anamnestic response (the rapid antibody increase). Observational cohort studies have tracked antibody levels over extended periods. These findings describe patterns of antibody persistence, reporting that while antibody levels naturally decline over time, many participants maintained the protective titer for a few years after the primary series. Research is ongoing to further understand the persistence of the immune memory and how long the effect lasts.

Key Evidence Gaps and Areas of Uncertainty

Research provides context but not individual predictions, and evidence highlights what is known, as well as what is still uncertain. A key limitation across the research landscape is that, due to the high fatality rate of rabies, ethical constraints prevent modern, placebo-controlled trials from using clinical survival as a primary measure in humans. Certainty therefore relies on the validated ≥ 0.5 IU/mL antibody threshold.

Key Studies & References Comparative effectiveness and safety of rabies vaccines for pre-exposure prophylaxis in adults and children: A systematic review and meta-analysis

Frequently Asked Questions (FAQ)

Common questions about Rabipur (FAQ)


Q: Is there a list of specific medicines that should be mentioned to a doctor before receiving Rabipur?

Official product information advises informing your healthcare provider about certain medications you may be taking. This is especially important for immunosuppressive treatments, corticosteroids, and antimalarial drugs like chloroquine. These agents are noted in regulatory documents as potentially reducing the body’s intended immune response to the vaccine.


Q: Why is it sometimes used along with rabies immune globulin?

Rabipur provides what is known as active immunization, which means it stimulates the body to build its own long-lasting protection. When used for post-exposure treatment, it is often given along with Rabies Immune Globulin (HRIG).

HRIG provides immediate, but temporary, passive immunity until the vaccine's active response has had time to develop.


Q: What is the process for ensuring the quality of the Rabipur vaccine?

According to official documents, the vaccine is manufactured using the Purified Chick Embryo Cell (PCEC) method. The virus is then chemically inactivated to ensure it cannot cause disease.

Each batch is verified to meet the World Health Organization's minimum potency standard to ensure product quality.


Q: Where can I find official reports or studies about the effectiveness of Rabipur?

The clinical studies supporting the vaccine are summarized within the official regulatory documents, such as the Summary of Product Characteristics (SmPC). These studies primarily measure the body's immune response, reporting the proportion of participants who reached the minimum protective antibody level.


Q: What inactive ingredients are listed in the Rabipur vaccine?

Official labeling states that the final vaccine may contain trace residues from the manufacturing process. These traces include small amounts of chicken protein and the antibiotics neomycin, chlortetracycline, and amphotericin B.


Q: Is Rabipur associated with any known long-term effects?

Regulatory data describes that rare neurological events, such as Guillain-Barré Syndrome or encephalitis, have been reported after vaccination. These events are continually monitored by regulatory authorities.

Regulatory authorities also monitor the long-term persistence of the immune response.


Q: What does 'pre-exposure prophylaxis' mean in the context of Rabipur?

The term 'pre-exposure prophylaxis' (PrEP) means receiving the vaccine in a scheduled manner in advance of a potential exposure to the rabies virus. This helps the immune system prepare for future exposure.

This approach is indicated for individuals, such as certain travelers or those in high-risk occupations, who have a continuous risk of exposure.


Q: What is the difference between active and passive immunization in rabies prevention?

Active immunization, which is achieved by the vaccine, works by stimulating the body to create its own long-lasting antibodies. Passive immunization, provided by Rabies Immune Globulin, involves giving the body immediate, temporary, pre-formed antibodies.


Q: What official warnings are attached to the use of Rabipur?

Official product information includes specific warnings and contraindications. For pre-exposure use, the vaccine is not advised for individuals with a known severe allergy to the vaccine components.

Furthermore, vaccination should typically be postponed if a severe febrile illness is present, though this postponement does not apply to post-exposure treatment.


Q: How long do the common side effects of Rabipur usually last?

Official safety reports state that local reactions at the injection site generally occur within 7 days of vaccination. Common systemic reactions, such as mild headache or fatigue, are usually temporary. These reactions typically resolve within a few days.


Q: Can Rabipur be administered at the same time as other routine vaccines?

Regulatory guidance indicates that Rabipur can be administered concurrently with other routine vaccines. The regulatory guideline specifies the use of separate anatomical injection sites for each vaccine.


Q: Can Rabipur be used in people with certain chronic health conditions?

Regulatory documents state that pre-existing or chronic health conditions are a topic for discussion with a healthcare professional before the vaccine is administered. This allows the provider to assess the individual’s circumstances and risk factors.


Q: What happens if I miss a scheduled dose of Rabipur?

Public health guidance describes that if a scheduled dose is missed, the protocol is generally to administer the dose immediately upon presenting to a healthcare professional. Subsequent dose intervals may need adjustment, but the entire series is not typically restarted due to a delay.


Q: Is Rabipur licensed or approved by major health regulatory bodies like the FDA or EMA?

Rabipur is a licensed vaccine that has received approval from various health authorities worldwide. This includes the European Medicines Agency (EMA) and national health authorities in many countries for active immunization against rabies.


Q: Does Rabipur contain an adjuvant to boost the immune response?

The official product documentation, which lists the excipients (inactive ingredients), does not state the presence of an adjuvant. Adjuvants are agents sometimes added to vaccines to enhance the immune response.


Q: Do health organizations track adverse events specifically for Rabipur?

Yes. Regulatory authorities and health organizations maintain official reporting systems for adverse events. These systems encourage both patients and healthcare professionals to report any suspected side effects that occur following the use of the vaccine.


Q: How is Rabipur generally supplied to medical facilities?

The product is typically supplied as a two-part system. It consists of a lyophilized powder contained in a glass vial, which is packaged with a separate prefilled syringe containing the solvent. The solvent is used to reconstitute the powder immediately before the injection.


Q: Is there a maximum number of times a person can receive Rabipur booster doses?

Official guidelines do not specify a maximum number of booster doses. The need for further boosters is typically determined periodically, based on the result of antibody level testing for those with ongoing risk of exposure.


Q: Does Rabipur contain thimerosal?

Regulatory product descriptions and the list of excipients (inactive ingredients) do not list thimerosal as a component of Rabipur. The vaccine is supplied as a single-dose vial and syringe.


Q: Are the reported side effects similar across different age groups?

Official documents state that the vaccine is approved for all age groups, who receive the same fixed dose. The reported side effect information and frequency data are generally presented for the overall population who participated in clinical studies.


Q: What general expectations should I have after receiving the primary series of Rabipur?

The main outcome documented by clinical evidence is the establishment of immunological memory. This process helps the body create protective levels of rabies virus neutralizing antibodies to prepare for any potential future exposure.


Q: Does alcohol consumption affect the effectiveness of Rabipur?

While there is no specific contraindication, some public health guidance suggests avoiding heavy alcohol consumption during the immunization period. This recommendation is based on the general principle that excessive alcohol intake could potentially interfere with the body's optimal immune response to the vaccine.

How should Rabipur be stored and disposed of?

How to Store and Dispose of Rabipur

Storage Conditions

Rabipur, the lyophilized powder and solvent for solution for injection, must be stored within a specific temperature range to maintain its potency. The vaccine must be kept in a refrigerator between 2 C and 8 C (36 F to 46 F). It is a mandatory requirement that the product must not be frozen.

Protection and Stability

The product should be kept in the original outer carton to ensure it is protected from light. For child safety, the medicine must be stored out of the sight and reach of children.

Once the powder is reconstituted with the supplied solvent, the resulting solution is for immediate use; no in-use stability period is documented. The product must not be used after the expiration date.

Disposal Instructions

Disposal of any unused Rabipur or expired vaccine, along with any associated materials such as needles and syringes, must be carried out in accordance with applicable national and local regulations.

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

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