Teico

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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 Teico

Quick Facts

Feature Detail
Drug Class Glycopeptide Antibiotic
Mechanism Inhibits bacterial cell wall synthesis
Target Serious Gram-positive bacterial infections
Administration Intravenous, Intramuscular, or Oral (for specific infections)

Teicoplanin, often referred to by its trade name, Teico, is a glycopeptide antibiotic used in the treatment of serious infections caused by Gram-positive bacteria, including methicillin-resistant Staphylococcus aureus (MRSA) and Enterococcus species. It is structurally related to the antibiotic vancomycin.

Mechanism of Action

Teicoplanin works by specifically targeting the bacterial cell wall. It functions by binding tightly to the D-alanyl-D-alanine (D-Ala-D-Ala) terminus of the peptidoglycan precursors. This binding action prevents the crucial polymerization and cross-linking processes required for cell wall construction. By inhibiting the formation of a rigid, protective cell wall, teicoplanin ultimately leads to the death of the bacterial cell.

Medical Use

Teicoplanin is primarily administered by the intravenous (IV) or intramuscular (IM) route for systemic infections due to its poor oral absorption. Indications typically include complicated skin and soft tissue infections, bone and joint infections, hospital-acquired pneumonia, infective endocarditis, and bacteraemia. It is also used as an oral treatment alternative for Clostridium difficile infection-associated diarrhoea and colitis, where systemic absorption is not needed.

What side effects are possible with Teico?

Possible Side Effects and Safety Information

The safety profile of Teicoplanin is classified by regulatory authorities based on the frequency and the organ systems affected (System-Organ Classes). This classification helps define the risk profile without providing clinical advice or interpretation.

Frequency and System-Organ Classifications

The most frequently documented effects are classified as Common, affecting up to 1 in 10 patients, and primarily involve General disorders and Skin and subcutaneous tissue disorders, manifesting as reactions like fever, rash, and pruritus (itching).

Uncommon effects, affecting up to 1 in 100 patients, involve systems such as the Ear and labyrinth disorders (e.g., hearing loss, tinnitus), Gastrointestinal disorders (e.g., nausea, diarrhoea), and Blood and lymphatic system disorders (e.g., thrombocytopenia).

Serious Adverse Reactions and Safety Constraints

Official labeling documents certain serious adverse reactions, which are generally rare:

  • Organ Toxicity: The potential for nephrotoxicity (kidney damage) and ototoxicity (inner ear damage) is a recognized safety characteristic. The risk of these toxicities is noted to increase with prolonged exposure or when Teicoplanin is co-administered with other medications known to be toxic to these organs.
  • Hypersensitivity: Severe, immediate reactions, including anaphylactic reaction, are documented as Very Rare events.
  • Severe Skin Reactions: Rare but serious cutaneous events, such as Stevens-Johnson syndrome (SJS) and Toxic Epidermal Necrolysis (TEN), are also listed.

Population-specific safety considerations exist, noting that patients with renal impairment and older adults may be more susceptible to renal and auditory effects, requiring careful observation of these systems. The use of Teicoplanin is formally contraindicated in individuals with known hypersensitivity to the drug.

Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory documents define the teicoplanin overdose profile primarily by the risk of severe organ toxicity and acute hypersensitivity reactions, which are typically associated with excessively high serum concentrations.

Manifestation/Outcome Regulatory Action Required
Severe Organ Toxicity Close monitoring of blood creatinine; treatment adjustment for patients with renal impairment.
Acute Life-Threatening Events Immediate treatment discontinuation; initiation of appropriate emergency measures.

Documented Overdose Manifestations

Overdose exposure may lead to signs of nephrotoxicity, including acute renal failure and documented elevations of blood creatinine levels. Ototoxicity may also occur, potentially manifesting as hearing loss, tinnitus, or vestibular disorder. Neurological effects such as seizures have been reported in the context of high exposure.

When Immediate Medical Help is Required

The appearance of anaphylactic shock or severe, life-threatening cutaneous reactions (such as Stevens-Johnson syndrome or Toxic Epidermal Necrolysis) mandates the immediate discontinuation of treatment and the initiation of emergency medical measures.

Management and Supportive Care

Overdose management is officially described as symptomatic and supportive treatment. Regulatory documents confirm that no specific antidote is known for teicoplanin. Furthermore, the drug is not effectively removed by hemodialysis. Patients with renal insufficiency are noted to be at increased risk for toxicity and require careful monitoring of blood creatinine values.

Therapeutic Uses of Teico

Teico is generally used to provide symptomatic support across several therapeutic domains. It is relevant in clinical settings involving heightened systemic burden or acute and unstable symptom patterns. As an example of its use, the medicine is indicated for treating infections such as complicated skin and soft tissue infections, bone and joint infections, and endocarditis.


Key Therapeutic Domains

The medication is used in areas where short-term symptom management is appropriate, assisting with the overall symptom load. It helps address symptom clusters that may become intense or disruptive, especially when they interfere with daily comfort. Teico is applied in addressing conditions marked by increased physiological stress, supporting patients during difficult symptomatic episodes.

Quick Fact: Support for Distressing Symptoms Teico is commonly used when symptoms create noticeable physiological strain or interfere with routine activities, helping to ease the overall symptom load.

Eligibility and Restrictions for Use

Eligibility Map: Who can and cannot use Teico — Official Regulatory Information

The eligibility profile for Teicoplanin is determined by clear regulatory criteria, defining specific populations who can use the medicine and those who must not, based on official labeling.

Eligibility Scope

Classification Population / Condition
Absolute Contraindication Patients with known hypersensitivity to Teicoplanin are absolutely forbidden from use.
Established Use Adults and the entire pediatric population, including neonates (from birth), are eligible for parenteral treatment.
Conditional Use Patients with renal impairment (kidney insufficiency) are eligible, but use is restricted and requires careful dose modification and monitoring.
Restricted Use Use during pregnancy is generally not recommended unless the potential benefit significantly outweighs the risk, such as potential fetal ototoxicity. Use during lactation is also restricted due to unknown excretion into breast milk.
Caution Required Patients with a history of Vancomycin hypersensitivity require careful use due to the risk of cross-reactivity. The intraventricular route of administration is prohibited.

Connection to the Eligibility Profile

The regulatory profile establishes eligibility based on one absolute exclusion (hypersensitivity) and clear conditional use rules. Use is permitted across all ages but becomes restricted when a patient has compromised renal function or is in a vulnerable state like pregnancy. This structure ensures adherence to official usage limits defined by government health authorities.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory documents classify Teicoplanin's interaction profile primarily based on additive toxicity and administration requirements, with no systemic contraindicated combinations.


Interaction Scope

Feature Detail
Medicinal product categories with documented interactions: Nephrotoxic drugs, Ototoxic drugs, Aminoglycosides.
Specific interacting medicines: Aminoglycosides, Amphotericin B, Ciclosporin, Furosemide, Colistin, Cisplatin, Ethacrynic acid.
Mechanistic basis of interactions: Pharmacodynamic interaction (additive toxicity risk); Physical incompatibility (in-solution).

Official Interaction Statements

Co-administration with other nephrotoxic or ototoxic drugs carries a documented potential for increased adverse effects due to additive toxicity. Specific agents include Aminoglycosides, Amphotericin B, and Ciclosporin. The risk of additive adverse effects is heightened in patients with renal insufficiency when concurrent use of these agents is necessary.

Solutions of Teicoplanin and Aminoglycosides are physically incompatible when directly mixed and therefore must not be combined before injection; they must be administered sequentially.

Regulatory documents do not specify any clinically significant interactions mediated by CYP enzymes, major drug transporters, food, alcohol, or herbal products.

Mechanism of Action

Targeted Binding and Interference with Cell Wall Assembly

Teicoplanin’s mechanism is defined by its highly specific molecular interference with the final construction of the bacterial cell wall. The molecule engages in a high-affinity, non-covalent binding with the terminal D-alanyl-D-alanine (D-Ala-D-Ala) residues of the peptidoglycan precursors. This molecular engagement creates a steric block that functionally interferes with the essential transpeptidation and transglycosylation enzymes, which are responsible for polymerizing and cross-linking the structural cell wall subunits. This targeted inhibition disrupts the final assembly of the rigid bacterial envelope.


The Cascade of Osmotic Lysis

The block in cell wall assembly triggers a mechanistic cascade where the bacterial structure is incomplete and inherently weak. This structural failure prevents the bacterial cell from withstanding its own high internal osmotic pressure. The resulting compromise of the cell's integrity leads directly to rapid cell lysis and death, defining the physiological outcome as a bactericidal effect against susceptible Gram-positive organisms. The mechanism is strictly limited to this bacterial category, as the drug cannot penetrate the complex outer membrane of Gram-negative bacteria to access its target.

Dosage and Administration Information

How to Use Teico (Teicoplanin) — Administration Guidelines

This section details the preparation, route, and dosage schedule for Teicoplanin.

Administration Routes and Preparation

The medicine is supplied as a powder for solution. For systemic (body-wide) treatment, it is administered by healthcare professionals either through slow intravenous (IV) infusion (over at least 30 minutes) or by deep intramuscular (IM) injection (adults with normal kidney function). The powder is first reconstituted with the specified solvent, and for IV infusion, the resulting solution requires further dilution with approved solutions, such as 0.9% Sodium Chloride.

For the treatment of certain gastrointestinal infections, the medicine is prepared differently: the powder is dissolved in water and taken orally for a local effect in the bowel.

Standard Dosing Schedules

Treatment follows a loading phase and a maintenance phase, with doses calculated based on the patient's body weight (mg/kg):

Phase Standard Adult Regimen (Systemic) Frequency
Loading 6 mg/kg Every 12 hours for 3 doses
Maintenance 6 mg/kg to 12 mg/kg Once every 24 hours (q24h)

Population-Specific and Special Conditions

Pediatric Patients: Infants and children have specific, higher loading and maintenance doses (e.g., 10 mg/kg or 6 mg/kg) and schedules that differ from adult regimens.

Renal Impairment: Dosing frequency or dose amount is modified based on the patient's measured kidney function (creatinine clearance). For example, patients with significantly reduced kidney function may receive their maintenance dose every 48 or 72 hours instead of daily. Additionally, Therapeutic Drug Monitoring (TDM) (measuring the drug's concentration in the blood) is recommended to guide dosing in these patients, as well as in the elderly and in cases of severe infection.

Recent Clinical Evidence

Research evidence / Overview of studies for Teico


Evidence for Use in Complicated Skin and Soft Tissue Infections (cSSTIs)

Research has explored the use of the medicine in conditions characterized by acute or disruptive episodes such as complicated skin and soft tissue infections. The research, which primarily included short-term Randomized Controlled Trials (RCTs) and observational settings, was studied in the context of cSSTIs caused by susceptible Gram-positive bacteria. The studies monitored outcomes related to systemic or functional imbalance, specifically tracking measurements of clinical response and the microbiological eradication of the targeted bacteria. Findings describe patterns observed in the studies where measurements of clinical response were observed to be similar to findings for comparator treatments.

Evidence for Use in Bone and Joint Infections (BJIs)

The medicine was evaluated in conditions marked by functional limitations, such as deep bone and joint infections (BJIs). Research examined both open-label clinical trials and retrospective studies set up to monitor outcomes related to physical discomfort, specifically tracking infection recurrence rates. Reports tracked clinical response measurements in patients studied. Research indicates challenges related to achieving certain drug concentration levels in bone and joint tissues. The evidence is limited, with few large, dedicated RCTs focusing exclusively on BJIs.

Evidence for Oral Treatment of C. difficile Colitis

The medicine was studied for its use as an oral treatment in a specific condition characterized by episodic manifestations—Clostridioides difficile infection (CDI). Research included prospective RCTs focusing on episodes where symptoms become more noticeable. Studies tracked patient-reported outcomes, specifically measuring clinical cure and the rate at which the infection returned (recurrence). Findings describe patterns observed in the studies where the measurements of clinical cure were observed to be similar to findings for comparator treatments.


Key Evidence Gaps and Areas of Uncertainty

Research describes what is known and what is still uncertain across the evidence landscape. A key limitation is that comparative evidence is lacking against many of the newer non-glycopeptide antibiotics. Many older trials have modest sample sizes, meaning that the results apply only to the specific populations studied. Data for certain groups, such as pediatric patients and very older adults, remain insufficient within large-scale comparative trials. There is limited information for long-term outcomes, especially regarding prevention of infection recurrence across all approved uses.

Key Studies & References Teicoplanin monotherapy of serious infections caused by gram-positive bacteria: a re-evaluation of patients with endocarditis or Staphylococcus aureus bacteraemia from a European open trial

Frequently Asked Questions (FAQ)

Common questions about Teico (FAQ)

Q: How long does it usually take for a person to notice the effects of Teico?

A: Official product information notes that Teico has a long terminal elimination half-life, meaning it stays in the body for an extended period. Because of this pharmacological characteristic, treatment begins with a specific initial (loading) dose regimen. Regulatory documents indicate that this initial dosing regimen is used because the medicine's properties allow for a therapeutic concentration to be achieved sooner than with maintenance dosing alone.

Q: Can older adults safely use Teico?

A: Official labeling establishes that older adults are eligible to receive Teico. However, they are identified as a population that may be more susceptible to potential effects on the kidneys and hearing. Due to this, official guidance includes recommendations for careful observation of these systems and dose modification may be necessary based on the patient's measured kidney function.

Q: How often do people need to get their blood tested while using Teico?

A: Therapeutic Drug Monitoring (TDM) is officially recommended, which involves checking the concentration of the medicine in the blood. For patients on maintenance treatment, official documents suggest monitoring may be done at least once a week. TDM is advised particularly for patients with kidney impairment or severe infections, as it helps confirm whether the concentration of the medicine in the blood remains within the specified therapeutic range.

Q: Does Teico affect how blood thinners work?

A: Official regulatory documents do not specify a known systemic interaction with commonly used oral blood thinners. The documented interactions primarily involve other medicines that may increase the risk of side effects on the kidneys or hearing.

Q: How is Teico different from vancomycin?

A: Teico (teicoplanin) is a glycopeptide antibiotic that is structurally related to vancomycin. Official information highlights differences primarily in their documented safety profiles and administration schedules. For example, Teico has a long half-life, which often allows for less frequent dosing, and its documented adverse event profile differs from that of vancomycin.

Q: What is the typical length of a Teico treatment course?

A: The length of treatment varies widely depending on the type and severity of the infection being addressed. Regulatory guidelines describe courses that range from a short period for certain skin infections to much longer durations for deep infections, such as those involving the bone and joints.

Q: How effective is Teico generally considered to be against its target infections?

A: Studies have examined outcomes related to microbiological eradication and clinical response measurements. Research results describe patterns where the measurements of clinical response were observed to be comparable to findings reported for the agents used in the comparison groups.

Q: Is Teico safe during pregnancy or while breastfeeding?

A: Teico is generally not recommended for use during pregnancy due to limited data in humans and a potential, though unconfirmed, risk of fetal harm. For breastfeeding, it is unknown whether the medicine passes into breast milk. Official labeling notes that the decision to use Teico during pregnancy or breastfeeding requires the healthcare provider to weigh the potential benefit against the unknown or potential risks.

Q: Why would a doctor choose Teico over a different antibiotic?

A: The medicine is often reserved for the treatment of severe infections, especially those caused by Gram-positive bacteria that may be resistant to other common antibiotics. Selection is often based on the medicine’s specific activity profile and its long half-life, which regulatory information highlights as allowing for less frequent administration.

Q: Is Teico a broad-spectrum or narrow-spectrum antibiotic?

A: Teico is a narrow-spectrum antibiotic. Its activity is specifically limited to fighting Gram-positive bacteria and it is not effective against Gram-negative bacteria.

Q: Are there different doses of Teico used for different types of infections?

A: Yes, official regulatory dosing guidelines specify different regimens. For example, a higher initial dose (loading dose) is often recommended when treating severe infections, such as endocarditis (infection of the heart), compared to the standard initial dose used for less severe infections.

Q: Can Teico be used for infections outside of the hospital?

A: Official indications cover both community-acquired and hospital-acquired infections. While its administration route (IV/IM) typically takes place in a clinical setting, its long half-life is a pharmacokinetic feature that supports less frequent dosing.

Q: Is it normal to feel tired after receiving a dose of Teico?

A: Official side effect information does not commonly classify 'tiredness' or 'fatigue' as a reported adverse event. The listed effects include general disorders like fever and, uncommonly, dizziness or headache.

Q: Are there any foods or drinks I need to avoid while on Teico?

A: Regulatory documents do not specify any clinically significant interactions that require the avoidance of specific foods, drinks, or alcohol.

Q: Can Teico cause a skin rash or itching?

A: Yes, official labeling classifies both a skin rash and pruritus (itching) as Common side effects. This classification indicates they may affect up to 1 out of 10 people.

Q: Are there different brand names or generics for the drug Teico?

A: The generic name of the active substance is teicoplanin. It is sold globally under various brand names, with 'Targocid' being one of the most recognized.

Q: Is it possible to become resistant to Teico over time?

A: Official pharmacological information notes that, in laboratory studies, bacteria did not easily develop resistance to Teico. However, the appropriate and rational use of this medicine is always emphasized to limit the potential for new types of bacterial resistance to emerge.

Q: What happens to Teico in the body after it's administered?

A: After administration, the medicine is distributed widely into the body's tissues and has a high binding rate to proteins in the blood. The medicine is primarily eliminated from the body through the kidneys as the unchanged substance.

Q: Does using Teico affect liver function?

A: Official side effect listings include reports of changes in liver function tests, such as raised blood levels of liver enzymes. These effects are classified as Uncommon, meaning they may affect up to 1 out of 100 people.

Q: What should I tell my healthcare provider before starting Teico?

A: Regulatory documents indicate that the healthcare provider should be aware of any known allergy to Teico or vancomycin before treatment begins. They should also be informed about any existing problems with the kidneys or hearing, and whether the patient is taking any other medicines known to affect these organ systems.

Q: Does Teico interact with oral contraceptives?

A: Regulatory documents do not specify any clinically significant interaction with oral contraceptives.

Q: How quickly is Teico eliminated from the body?

A: The elimination phase of Teico from the body is considered prolonged. For adults with normal kidney function, the time it takes for the concentration of the medicine to be halved (terminal elimination half-life) ranges from approximately 87 to 168 hours.

Q: Are there specific symptoms that mean Teico might not be working?

A: Teico is used to treat serious bacterial infections. If the signs or symptoms of the infection do not begin to resolve or appear to worsen, or if new symptoms develop, these observations may be used by a healthcare provider to assess whether the medicine is achieving the expected clinical response.

Q: What scientific evidence is there about Teico's safety profile?

A: Official safety data documents the potential for serious adverse effects on the kidneys (nephrotoxicity) and inner ear (ototoxicity). Monitoring of these organ systems is officially recommended for patients identified as being at higher risk.

Q: Does the treatment for Teico always require hospitalization?

A: Teico is indicated for both hospital-acquired and community-acquired infections. While the administration method (injection) typically takes place in a clinical setting, its long half-life is a pharmacokinetic feature that supports less frequent dosing, which has been utilized in certain outpatient treatment models.

Q: What does the term 'trough level' mean when talking about Teico?

A: The 'trough level' refers to the minimum concentration of the medicine in the blood. This level is measured by a blood test just before the next scheduled dose is due. Monitoring the trough level is used to confirm that the patient has reached and is maintaining a concentration within the specified therapeutic range.

Q: Does Teico cause stomach upset?

A: Yes, official labeling lists gastrointestinal disorders, such as nausea and diarrhoea, as Uncommon side effects. This classification indicates they may affect up to 1 out of 100 people.

Q: Does Teico interact with any supplements or herbal products?

A: Regulatory documents do not specify any clinically significant interactions mediated by food, alcohol, supplements, or herbal products.

Q: What clinical trials support the use of Teico?

A: The medicine's clinical evidence base includes various studies, such as Randomized Controlled Trials (RCTs). Many of these studies focus on comparisons to existing treatments for its specific approved uses, such as skin, soft tissue, and bone/joint infections.

Q: Can people with heart conditions use Teico?

A: Heart conditions are not listed as a contraindication (reason not to use the drug) or as a special warning requiring dose adjustment. One of the official approved uses for the medicine is the treatment of infective endocarditis, which is an infection of the heart's inner lining or valves.

Q: Does using Teico affect my ability to drive or operate machinery?

A: Teico has the potential to cause side effects such as dizziness and headache. Official regulatory documents indicate that the ability to drive or use machines may be affected if these side effects occur.

Q: Can Teico be used for routine surgical infection prevention?

A: Teico is officially approved for the treatment of established infections. While some clinical discussions mention its use for surgical prophylaxis (infection prevention), official regulatory bodies have not approved it as a core labeled indication for routine prevention in all surgeries.

How should Teico be stored and disposed of?

The official storage and disposal requirements for Teicoplanin are determined by the drug’s physical state and stability constraints.

Scope Item Official Regulatory Statement
Unreconstituted Powder Storage Must be stored below 25 C in the original container and protected from light.
Reconstituted Solution Stability Chemical and physical in-use stability is 24 hours when refrigerated (at mathbf2^circC to mathbf8^circC). From a microbiological perspective, immediate use is recommended.
Child-Protection Storage The medicine must be kept out of the sight and reach of children.
Disposal Requirements Unused product or waste material must be disposed of in accordance with local requirements. The product must not be disposed of via wastewater or household waste.

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

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