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Фортум

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Фортум

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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.

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Overview of Фортум

Property Description
Active ingredient Ceftazidime (Ceftazidime pentahydrate)
Form Lyophilized Powder for Injection
Pharmacological class Third-Generation Cephalosporin Antibiotic
Common purpose Control and resolve serious systemic bacterial infections
Origin Semisynthetic

What Type of Antibiotic is Фортум (Ceftazidime)?

Фортум is a prescription-only medicinal product whose core active component is ceftazidime, a semisynthetic substance. It is classified as a third-generation cephalosporin antibiotic, a group of medicines belonging to the broader beta-lactam antibacterial class. This classification is supported by international regulatory bodies, and its use is clinically recognized for treating infections in both adults and pediatric patients.

The third-generation designation reflects the compound's advanced chemical structure, which provides a highly potent spectrum of activity against many serious Gram-negative bacteria, including Pseudomonas aeruginosa. Pharmacological studies have confirmed its enhanced efficacy and stability against bacterial defense enzymes. The unique positioning of ceftazidime is in its reliability for managing complex infections, particularly those acquired in hospital settings.

Composition and Delivery Form

Ceftazidime is supplied as a sterile, lyophilized powder for injection, often containing ceftazidime pentahydrate and sodium carbonate, requiring reconstitution into an injectable solution prior to use. Фортум is a single-component product strictly intended for parenteral administration via either the intravenous or intramuscular route. This delivery method is critical because the active ingredient is structurally designed to achieve rapid, high concentrations in the bloodstream, a necessity for systemic infectious diseases.

General Purpose of Фортум

The general purpose of Фортум is to act as a potent, bactericidal agent that controls and resolves severe systemic bacterial infections. Its mechanism involves directly killing susceptible bacteria by disrupting the synthesis of their cell wall. This function as a broad-spectrum antibiotic provides a critical benefit in managing a wide range of established infections caused by susceptible pathogens, including both Gram-negative bacteria and certain Gram-positive bacteria infections.

Regulatory References

  1. Ceftazidime for Injection Label
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What side effects are possible with Фортум?

Possible Side Effects and Safety Information

The safety profile of Ceftazidime (the active ingredient in Фортум) is formally documented by government regulatory agencies, classifying potential adverse reactions by frequency and the body system affected. This information is non-advisory and focuses strictly on documented risks.

Documented Adverse Reactions

Side effects are categorized based on their documented occurrence rates from clinical data. The following table provides examples of official frequency categories:

Frequency Classification Examples of Documented Adverse Reactions
Common ( ge 1/100 to < 1/10 ) Eosinophilia, thrombocytosis, diarrhea, transient liver enzyme elevations, injection site inflammation.
Uncommon ( ge 1/1,000 to < 1/100 ) Candidiasis (thrush), headache, dizziness, nausea, vomiting, abdominal pain, rash, transient kidney function changes (creatinine/BUN elevation).

Serious adverse reactions, though rare, are also explicitly documented in official prescribing information. These include severe hypersensitivity reactions like anaphylaxis and angioedema, as well as life-threatening skin conditions such as Stevens-Johnson syndrome (SJS) and Toxic Epidermal Necrolysis (TEN). Central nervous system effects such as seizure, encephalopathy, and myoclonus are also documented as serious adverse reactions, particularly in cases of dose adjustment failure for patients with impaired kidney function.


Regulatory Safety Considerations

The label includes specific safety notes concerning patient populations and restrictions:

  • Hypersensitivity Restriction: The medicine is strictly contraindicated in individuals with a known history of severe allergic reaction to ceftazidime, any other cephalosporin antibiotic, or severe hypersensitivity to other beta-lactam antibacterials (e.g., penicillins).
  • Renal Function: Caution is documented for use in patients with impaired kidney function, as the risk of CNS toxicity (seizure, myoclonus) is increased if dosage is not appropriately managed.
  • Nephrotoxic Agents: Concurrent use with high doses of other nephrotoxic drugs (such as aminoglycosides) may increase the risk of kidney toxicity.
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Overdose and Emergency Response

Overdose and When to Seek Help

Information regarding ceftazidime overdose is based strictly on official government regulatory documents and prescribing information. Overdosage is primarily associated with neurological adverse reactions, particularly when doses are not adequately reduced in patients with impaired kidney function.

Documented Overdose Manifestations

Elevated levels of ceftazidime in the body, which can result from an overdose, may lead to serious central nervous system (CNS) effects. Documented manifestations include:

  • Seizures (convulsions)
  • Encephalopathy (brain damage or disease leading to altered mental state)
  • Myoclonus (involuntary muscle jerking)

These severe neurological reactions carry the risk of being life-threatening or fatal, especially in patients with existing renal impairment where the drug's clearance is reduced.

Required Emergency Actions

There is no specific antidote for ceftazidime overdose documented in the official labeling. Management focuses on supportive care and drug removal.

Immediate medical help must be sought if an overdose victim collapses, experiences a seizure, has trouble breathing, or cannot be awakened. Patients who have received an acute overdosage must be carefully observed and given supportive treatment.

Procedurally, hemodialysis or peritoneal dialysis may be employed to aid in the removal of ceftazidime from the bloodstream, particularly when elevated plasma concentrations are present.

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Therapeutic Uses of Фортум

What Фортум Treats: Main Uses and Benefits

The medication may be part of symptomatic management in situations where patients experience severe bacterial infections. It is indicated for conditions such as bacterial septicemia, meningitis, severe pneumonia, complicated urinary tract infections, and infections of the bone and joints. This therapy is generally applied in clinical settings that involve acute or unstable symptom patterns, especially in high-risk patients like the immunocompromised (e.g., those with febrile neutropenia) or pediatric patients.

A primary benefit is that the therapy helps manage symptoms related to systemic imbalance, such as dangerously high fever and severe neurological manifestations, and is applied in addressing symptoms linked to organ-specific functional stress. The medication contributes to easing the overall symptom load and may assist with maintaining functional stability during periods of heightened distress.

“Applied across domains where additional symptomatic support is needed, this therapy is essential for managing symptoms that create noticeable physiological strain.”

Quick Fact: Relief for Systemic Symptoms
The therapy is commonly used to help with patient stabilization by assisting with the easing of generalized symptoms like high fever and severe chills associated with systemic bacterial invasion.
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Eligibility and Restrictions for Use

Eligibility Map: Who Can and Cannot Use Фортум (Ceftazidime)

The official regulatory documentation strictly defines who is eligible to use Фортум (Ceftazidime), primarily based on hypersensitivity history and physiological status.

Contraindicated Populations (Must Not Use)

Absolute non-eligibility applies to patients with a history of immediate-type hypersensitivity (severe allergy) to the active substance ceftazidime, any cephalosporin antibiotic, or any other beta-lactam agents, such as penicillins or carbapenems.

Age-Related Eligibility

The medicine is approved for use in adults and pediatric patients ge 1 month of age. Use in neonates (under 1 month) is generally not recommended due to insufficient data. Older adult patients are eligible but require monitoring for age-related changes in kidney function.

Conditional Use (Restrictions)

Eligibility is conditional for patients with impaired renal function. Official labeling mandates that these patients must receive restricted amounts and be closely monitored, as the medicine is primarily excreted by the kidneys. Caution is also advised for use during pregnancy and lactation, requiring a risk-benefit assessment before use.

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What should I know about interactions with other medicines?

The documented interaction profile for Ceftazidime (Фортум) is defined by officially recognized effects on renal elimination and the risk of enhanced organ toxicity, as detailed in regulatory prescribing information.


Pharmacokinetic and Exposure Alterations

Co-administration with Probenecid is officially documented to interfere with Ceftazidime's elimination pathway. This pharmacokinetic interaction reduces the antibiotic's renal clearance, which results in a higher and more prolonged plasma concentration. No cytochrome P450 enzyme-mediated interactions are documented, as Ceftazidime is primarily eliminated unchanged by the kidneys.

Pharmacodynamic Interactions and Toxicity Risk

The official labeling states that concurrent use of Ceftazidime with nephrotoxic medicinal products carries an enhanced potential for nephrotoxicity. This interaction applies to substances like aminoglycoside antibiotics (e.g., Gentamicin) and potent diuretics (e.g., Furosemide). For patients with impaired renal function, the risk associated with combining Ceftazidime with nephrotoxic drugs is formally noted as heightened. Furthermore, in in vitro studies, Chloramphenicol has shown a potential antagonistic effect on the bactericidal activity.

Administration-Related Restrictions

A procedural restriction requires that Ceftazidime and aminoglycoside solutions must not be physically mixed. This constraint ensures that in vitro inactivation, which may occur if the substances are combined in the same solution, is prevented before administration. No official interactions are documented with food, alcohol, or herbal products.

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Mechanism of Action

Фортум (ceftazidime) is a beta-lactam antimicrobial agent that exerts its action by interfering with bacterial cell wall biosynthesis. Its primary biological targets are the Penicillin-Binding Proteins (PBPs), which are transpeptidases essential for the final cross-linking step of peptidoglycan synthesis in the bacterial cell wall.

Ceftazidime functions as an irreversible inhibitor of these enzymes. The core beta-lactam ring structure of ceftazidime mimics the D-Ala-D-Ala terminus of the peptidoglycan precursor. This allows the compound to acylate the active-site serine residue within the PBP, specifically PBP-3 in many Gram-negative organisms, forming a stable covalent intermediate. This molecular interaction permanently disables the PBP's transpeptidase function.

This mathbfmolecular and intracellular pathway modification prevents the necessary cross-linking of the glycan strands, resulting in a structurally compromised and defective peptidoglycan layer. The downstream cascade involves the autolytic enzymes of the bacterial cell being activated due to the disrupted cell wall integrity and osmotic pressure imbalance. The system-level physiological consequence is the rupture and dissolution of the bacterial cell, leading to bacterial cell death.

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Dosage and Administration Information

Фортум (Ceftazidime) is strictly administered via the parenteral route in a supervised setting, as it is a third-generation cephalosporin antibiotic. The primary approved methods are by intravenous (IV) injection or infusion for systemic treatment, though the intramuscular (IM) route is also authorized for specific uses. The IM route should generally not be used for single doses exceeding 1 g.

Since the medicine is supplied as a lyophilized powder, it is required to be reconstituted with a specified sterile diluent prior to administration; the solution must be gently agitated to dissolve the powder. IV administration is typically performed as an infusion delivered over a period of 20 to 30 minutes, adhering to proper preparation and dilution instructions.

Standard adult dosing regimens are typically 1 g to 2 g per dose, with the dosing frequency generally set at every 8 hours (q8 h) for most serious infections. A schedule of every 12 hours may be used in less complicated scenarios. The maximum recommended daily dose for severe or life-threatening infections is limited to 6 g. The course of therapy commonly lasts 7 to 14 days.

A key procedural requirement is the mandatory dose adjustment for individuals with impaired renal function. The dosage must be substantially reduced and the dosing interval often extended, with specific regimens determined by the patient's calculated Creatinine Clearance (CrCl). For pediatric patients (1 month to 12 years), the dose is weight-based, typically 30 to 50 mg/kg every q8 h.

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Recent Clinical Evidence

Фортум: Recent Clinical Evidence

Use in conditions involving periods of heightened symptoms

Research examining the use of Фортум has focused on conditions characterized by fluctuating or episodic manifestations. Studies in this area explored patient-reported outcomes related to perceived discomfort and symptom intensity. The findings describe patterns observed in the studies, where changes were measured during the study period related to short-term symptom patterns. It is important to note that the research provides context but not individual predictions, and the study results reflect the specific conditions under which they were conducted.

Evidence for Acute Episode Management

Studies focusing on episodes where symptoms become more noticeable primarily examined the drug over short periods. The findings indicate that in the studied populations, the medication was associated with certain measured changes in symptom intensity. However, the evidence is limited regarding the long-term outcomes following these acute episodes. Certainty remains low for predicting the experience of a single individual, and research is ongoing.

Studies in Older Adult Populations

Research for Фортум in special populations, such as older adult populations, was observed in some studies, but the sample sizes were modest. The results apply only to the populations studied in those specific trials, and subgroup findings are uncertain due to limited information. Long-term effects for this group are not fully established, and follow-up durations were limited in the available evidence base.

Use in conditions presenting with cycles of stability and flare-ups

Фортум was evaluated in research contexts involving fluctuating or unstable symptoms, specifically in conditions presenting with cycles of stability and flare-ups. This body of evidence pertains to symptom patterns over more extended periods, monitoring outcomes related to systemic or functional imbalance. The research describes patterns related to the frequency or intensity of episodic changes, but this does not imply a definitive or guaranteed benefit for every patient. The evidence highlights what is known — and what is still uncertain — regarding patterns observed in these complex conditions.

Research on Daily Functioning Outcomes and Comparative Evidence Gaps

In studies focused on daily functioning, the evidence explores outcomes reflecting daily functioning or activity level in individuals with conditions marked by functional limitations. Changes in daily-life functioning were observed in some participants, but comparative evidence is lacking. There is limited information available for long-term outcomes when comparing Фортум to other available treatments. The overall research is ongoing, and certainty remains low on many aspects of long-term use and comparative effectiveness.

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Frequently Asked Questions (FAQ)

Common questions about Фортум (FAQ)


Q: Is Фортум used for all kinds of infections?

A: No. According to official product information, this medicine is a broad-spectrum antibiotic, but its activity is primarily restricted to aerobic Gram-negative bacteria.

It is indicated for the treatment of specific severe systemic bacterial infections, and is not used to treat all types of infections.

Q: How quickly should a patient expect to feel relief after starting a course of Фортум?

A: The medicine is known to be rapidly absorbed into the body once administered. Official pharmacokinetic studies indicate a short half-life of approximately 1.9 hours.

However, the exact time a patient subjectively notices relief from symptoms can vary widely depending on the type and severity of the infection.

Q: What is the generally described length of treatment with Фортум?

A: The typical course of therapy, as described in regulatory documents, commonly lasts between 7 and 14 days.

The final duration of treatment is not a fixed number and is determined by the severity of the infection and the specific bacterial organism's susceptibility to the medicine.

Q: I heard Фортум can affect kidneys; what does the official information say?

A: Official documentation notes that Фортум can cause transient changes in kidney function as a documented adverse reaction.

Importantly, for patients who have impaired kidney function, official labeling notes that dosage adjustment is necessary to reduce the risk of neurotoxicity (central nervous system effects) associated with the medicine.

Q: Does official information mention any interactions between Фортум and common over-the-counter pain relievers?

A: Yes, official drug interaction checkers include warnings about co-administration with certain common pain relievers.

This includes medicines like Acetaminophen and Acetylsalicylic Acid (Aspirin), and these warnings typically relate to potential risks such as enhanced kidney toxicity or increased drug serum levels.

Q: Is Фортум safe to use during pregnancy according to official classifications?

A: The US FDA classifies this medicine as Pregnancy Category B. This designation means that animal reproduction studies have generally failed to show evidence of risk to the fetus.

However, regulatory sources advise that there are no adequate and well-controlled studies conducted in pregnant women.

Q: Can elderly patients use Фортум safely?

A: Official guidelines state that older patients do not require a dosage adjustment based solely on age.

However, official guidance advises monitoring of kidney function for this population, as age-related changes can increase the risk of side effects.

Q: How does Фортум compare generally to other broad-spectrum antibiotics?

A: Regulatory and pharmacological information indicates that this medicine has confirmed activity against certain difficult-to-treat organisms, such as Pseudomonas aeruginosa.

This confirmed activity is a distinguishing characteristic of this third-generation cephalosporin compared to many other antibiotics in the same class.

Q: Does Фортум interact with vitamins or supplements?

A: Official drug interaction checkers reference potential interactions with specific vitamins.

For example, documented interactions exist with Vitamin B1 (Thiamine).

Q: Does treatment with Фортум require any special blood tests or monitoring?

A: Yes. The official label notes that this medicine can alter the results of some laboratory tests, such as causing a false-positive result for urinary glucose.

Furthermore, monitoring is emphasized for all patients, especially those with reduced kidney function, to detect signs of neurotoxicity.

Q: What kind of allergic reactions are possible with the use of Фортум?

A: Allergic reactions listed in official documents range from mild and common symptoms like rash and fever to severe reactions such as anaphylaxis and angioedema.

A history of severe allergy to this medicine or any beta-lactam antibiotic is listed as an absolute contraindication for use.

Q: Are there any official reports or studies on the long-term effects of receiving Фортум?

A: Long-term effects are generally not fully established in the available clinical trial data.

Regulatory studies primarily focus on efficacy and safety during the standard, prescribed course of therapy.

Q: Why is careful use emphasized for patients with pre-existing liver problems?

A: Official pharmacokinetic studies have concluded that hepatic dysfunction (liver problems) has no effect on the drug's pharmacokinetics in the body.

Therefore, a dosage adjustment is not required for patients with liver problems, provided their kidney function is unimpaired.

Q: Does Фортум affect the results of any common laboratory tests?

A: Yes. Regulatory documents officially state that this medicine may interfere with the results of certain common laboratory tests.

This includes the possibility of a false-positive result for urinary glucose and a positive direct Coombs test.

Q: Are the reported side effects of Фортум different for different age groups?

A: Official information does not specify a different adverse event profile solely based on age group.

However, dose adjustments are necessary for patients of any age with impaired kidney function. This measure is taken to prevent neurotoxicity.

Q: What specific spectrum of bacteria is Фортум designed to target?

A: The medicine is primarily designed to target Gram-negative aerobic bacteria, which includes notable organisms like Pseudomonas aeruginosa.

Official documentation also confirms coverage against susceptible Gram-positive aerobes, such as certain Streptococcus species.

Q: What kind of research studies are available regarding the use of Фортум in complex or severe hospital infections?

A: The official therapeutic indications for this medicine cover its use in severe and complex conditions.

This includes research and treatment guidelines for febrile neutropenia, nosocomial pneumonia (hospital-acquired), and bacteraemia (bacteria in the blood).

Q: What is the shelf life of the unmixed powder form of Фортум before it is prepared?

A: The unmixed powder form of the medicine is typically documented to have a shelf life of 2 years.

Official storage requirements state it should be kept below 25 C and protected from light to maintain its quality and efficacy.

Q: Does the US FDA require a black box warning for the use of Фортум?

A: No. The official FDA prescribing information for this medicine does not contain a Black Box Warning.

This safety notation is reserved for the strongest warnings about potential severe or life-threatening risks.

Q: What general criteria are often used by doctors to determine a patient's eligibility for Фортум?

A: The decision on eligibility is based on a number of factors, including the specific organism suspected (especially Gram-negative aerobes), the location and type of the infection, and the patient's history.

Importantly, a severe allergy to this medicine or any beta-lactam medicine is an absolute contraindication.

Q: Does the drug cause changes in energy levels or fatigue?

A: The official drug label includes unusual tiredness or weakness as a less commonly reported adverse reaction.

This means it is an effect documented in clinical studies, but not one of the most frequently occurring.

Q: Is it possible for Фортум to be administered outside of a hospital setting, such as at a clinic?

A: The medicine is administered via injection or infusion in a supervised medical setting.

While it is often given intravenously in a hospital, the intramuscular route is authorized for certain uses and may occur in a supervised outpatient clinic.

Q: Is there research evidence summarizing the use of Фортум in specific conditions like cystic fibrosis-related lung infections?

A: Yes. The official therapeutic indications for this medicine explicitly include its use in the treatment of broncho-pulmonary infections associated with cystic fibrosis.

Q: Is it possible for the effectiveness of Фортум to decrease over time with repeated use?

A: Official regulatory texts acknowledge that widespread use of third-generation cephalosporins has led to the development of bacterial defense mechanisms.

These resistance mechanisms, such as certain bacterial enzymes, can inactivate the drug and decrease its effectiveness over time.

Q: What is the maximum duration of treatment with Фортум described in official use conditions?

A: The typical course of treatment lasts 7 to 14 days.

The maximum overall duration is not a fixed number in the labeling and is determined by clinical assessment based on the specific infection being treated.

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How should Фортум be stored and disposed of?

How to Store and Dispose of Фортум (Fortum)

Official regulatory guidelines define strict storage and disposal requirements for Фортум (ceftazidime) powder for injection to maintain its quality.

Storage Requirements

Unopened vials must be stored below 25 C and protected from light. The medicine must be kept out of the sight and reach of children.

After reconstitution, the solution’s stability is limited. It should be used immediately from a microbiological perspective. If immediate use is not possible, the solution is typically stable for up to 18 hours at 25 C or up to 7 days when refrigerated at 5 C.

Disposal

Any unused medicinal product or waste material must be disposed of in accordance with local requirements for pharmaceutical waste.

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

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