Exacyl

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Exacyl

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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 Exacyl

This section provides a foundational understanding of the drug Exacyl, defining its identity, composition, and general purpose without addressing dosage, specific indications, or safety protocols.


Quick Facts: Exacyl (Tranexamic Acid)

Property Description
Active ingredient Tranexamic Acid
Form Film-coated tablet, Solution for injection
Pharmacological class Antifibrinolytic Agent
Common use Reduction and prevention of bleeding
Origin Synthetic

Core Identity and Classification

Exacyl is a prescription-only medicine whose active component is Tranexamic Acid (INN), a synthetic compound classified fundamentally as an antifibrinolytic agent. This places the drug within the broader group of hemostatics, medicinal agents used to promote the control of blood loss. Tranexamic Acid is chemically designed as an analog of the amino acid lysine and is recognized for its performance. Pharmacological properties allow for reliable anti-hemorrhagic effects across various populations, establishing it as a standard treatment option.

The medication is available in several high-level pharmaceutical preparations, primarily including a film-coated tablet for oral use and a sterile solution for injection for intravenous administration. This formulation difference is key to its utility: the oral form is suitable for sustained management, while the intravenous form is employed in acute clinical settings requiring rapid action.


Action and General Purpose

The general purpose of Exacyl is to reduce or prevent excessive bleeding by reinforcing the stability of the body's natural blood clot structure. This action is achieved because Tranexamic Acid works by stabilizing existing blood clots, thus effectively neutralizing the natural process of clot dissolution known as fibrinolysis.

The drug prevents the premature breakdown of the fibrin clots that the body forms to stop blood loss. This mechanism allows the drug to support the overall hemostasis process, ensuring that the clot remains intact long enough for the site of injury or bleeding to heal effectively.

Regulatory References

  1. National Institutes of Health (NIH)

What side effects are possible with Exacyl?

Possible Side Effects and Safety Information

Exacyl (tranexamic acid) has a documented safety profile derived from clinical trials and post-marketing surveillance, classified by frequency and body system in regulatory documents.

Frequency-Classified Adverse Reactions

Side effects are categorized by how often they occur in patients:

  • Very Common (Affects 1 in 10 or more people): Gastrointestinal disorders such as abdominal pain, nausea, vomiting, and diarrhea.
  • Common (Affects 1 to 10 in 100 people): Hypersensitivity reactions, including various skin rashes.
  • Rare (Affects 1 to 10 in 10,000 people): Ocular effects like visual disturbances (e.g., impaired color vision) and thromboembolic events (blood clots) in the retina.
  • Frequency Not Known: Serious vascular events, including arterial and venous thrombosis (e.g., deep vein thrombosis, pulmonary embolism, cerebral thrombosis), myocardial infarction (heart attack), and convulsions (seizures), which are reported primarily with higher doses.

Clinically Significant and Serious Safety Concerns

The safety profile includes specific warnings and contraindications:

  1. Risk of Thrombosis: Due to its mechanism as an antifibrinolytic agent, there is a risk of developing or worsening thromboembolic events. This medicine is contraindicated in individuals with active thromboembolic disease or a history of thrombosis.
  2. Drug Interactions: The risk of developing a serious blood clot may be increased when this medicine is used simultaneously with combination hormonal contraceptives.
  3. Serious Medication Error Risk: The injection formulation carries an FDA Boxed Warning due to the risk of severe neurotoxicity, including death, when administered by the wrong route. It is strictly for intravenous use and is contraindicated for injection into the spine (neuraxial administration).

Overdose and Emergency Response

Overdose and When to Seek Help

Overdose with Exacyl (Tranexamic Acid) is associated with specific clinical manifestations and requires immediate regulatory-mandated actions. Overdose is typically defined by high plasma concentrations of the active substance.


Documented Overdose Manifestations

Official prescribing information documents that overdose may present with gastrointestinal symptoms including nausea, vomiting, and diarrhea. Central Nervous System (CNS) effects such as dizziness, headache, and visual disturbances are also noted. Serious outcomes include convulsions (seizures), which are an explicit risk with excessive systemic exposure, and marked hypotension (low blood pressure).


Required Emergency Action

Immediate medical attention is required upon suspected or confirmed overdose. The medication must be discontinued immediately, and patients or caregivers must contact emergency services or a poison control center for guidance. The official management approach is supportive and symptomatic in nature, as no specific chemical antidote is known for Tranexamic Acid overdose.


Management and Specific Risk

Regulatory documents outline supportive measures that may be implemented, such as gastric lavage and ensuring a high fluid intake to promote renal excretion. A critical population-specific note is that patients with renal impairment are at increased risk of drug accumulation and subsequent toxicity, including CNS effects.

Therapeutic Uses of Exacyl

Exacyl is commonly used across domains where additional symptomatic support is needed, especially in contexts marked by increased discomfort or tension. This medication may be applied in settings where symptoms become momentarily overwhelming, providing supportive symptomatic relief.


Easing Symptomatic Discomfort and Acute Episodes

This block covers how Exacyl helps address symptom clusters that may become intense or disruptive, especially those associated with acute or episodic changes, in situations where patients experience significant symptom burden. It is relevant within clinical settings that involve acute or disruptive symptom patterns, and is often used when short-term symptomatic assistance is needed. This medication is used across conditions presenting with systemic or localized discomfort, or conditions where functional stability becomes affected.

Supporting Symptom Management

Exacyl is relevant for easing symptoms linked to organ-specific functional stress and is commonly used across conditions presenting with acute episodes, such as in conditions involving inflammatory or irritative processes. It provides support that helps ease the overall symptom burden and assists with maintaining functional stability. It may be part of symptomatic management in conditions where symptoms may intensify temporarily.

Quick Fact: Support for Episodic Symptoms
Exacyl may be considered relevant for easing symptoms that become more disruptive during flare-ups.

Eligibility and Restrictions for Use

Who can and cannot use Exacyl?

Eligibility for Exacyl (Tranexamic Acid) is determined by specific patient health statuses and demographic factors, as defined in official regulatory documents.


Contraindications (Must Not Use)

Exacyl is formally contraindicated for patients with hypersensitivity to the drug, severe renal impairment, and active or historical thromboembolic disease (e.g., acute venous or arterial thrombosis). For the oral formulation, use is also prohibited in females using combined hormonal contraceptives and those with thrombogenic cardiac rhythm or valvular disease. The injectable form must not be administered via neuraxial routes or used in patients with subarachnoid hemorrhage.


Conditional Use and Restrictions

Use is restricted in patients with mild to moderate renal impairment, requiring a mandatory dosage reduction. Caution and special consideration are necessary for patients with a history of convulsions or epilepsy and those with a high risk of thrombophilia.


Age and Reproductive Status

Pediatric eligibility is established for intravenous use in children from one year of age and older. The oral formulation is not indicated in postmenopausal women. During pregnancy, use is not recommended in the first trimester; in later trimesters, it is permitted only if the benefit justifies the potential risk. Use is not recommended while breastfeeding as the drug is excreted in human milk.

What should I know about interactions with other medicines?

Interactions with other medicines and products

This section outlines the officially documented interaction patterns for Exacyl (Tranexamic Acid) as defined in governmental regulatory sources. The most severe restrictions are based on pharmacodynamic reinforcement mechanisms. Co-administration of the oral form with Combined Hormonal Contraceptives is formally contraindicated due to a documented increase in the risk of serious thrombotic events.


Caution is also required with other pro-thrombotic agents, such as Factor IX complex concentrates, where concomitant use may increase the overall risk of clotting. The drug's antifibrinolytic action is opposed by Thrombolytic Agents (e.g., Alteplase), which may reduce their therapeutic efficacy. Furthermore, the official labeling notes that concurrent use of Chlorpromazine may result in an increased risk of bleeding.


A significant pharmacokinetic constraint is documented for patients with renal impairment. Since Exacyl is largely eliminated by the kidneys, reduced renal function results in decreased clearance, leading to an officially stated increase in plasma concentration and a greater risk of adverse reactions. For the injectable solution, strict procedural constraints apply: the solution must not be mixed with solutions containing penicillin or with blood due to physical and chemical incompatibility. The neuraxial route (intrathecal or epidural) of administration is also contraindicated.

Mechanism of Action

Molecular Targeting of Fibrinolytic Activity

Exacyl (tranexamic acid) functions at a molecular level as a competitive inhibitor within the biological system responsible for fibrin degradation. The drug specifically binds to the Lysine Binding Sites on the inactive protein plasminogen, thereby preventing the molecule from initiating the sequence that leads to fibrin degradation. This binding targets the enzyme system that cleaves the structural protein fibrin into smaller units.

Mechanistic Cascade: Persistence of the Fibrin Structure

This initial molecular blockade triggers a cascade that results in a physiological consequence. By preventing the activation of plasminogen into the active enzyme plasmin, the drug modifies the rate of fibrin degradation, maintaining the integrity of the fibrin meshwork. This mechanism is relevant in systems where targeted pathway adjustment is required to modulate the activity within a pathway.

Mechanistic Consequence: Reduced Fibrin Degradation

The primary physiological change resulting from this mechanism is the resistance of the fibrin structure to degradation. This change affects the dynamics within the fibrinolytic component of the biological system. The resulting physiological change is a reduced rate of fibrin degradation.

Dosage and Administration Information

How to Use Exacyl (Tranexamic Acid)

Exacyl is administered according to fixed protocols that specify the route, dose, frequency, and duration of therapy, which are strictly aligned with the approval for its two main pharmaceutical forms.


Official Routes and Administration Principles

The medicine is used systemically via two approved routes: oral administration using the film-coated tablet (e.g., 650 mg strength) or strictly intravenous (IV) administration using the sterile solution for injection. IV injection must be administered slowly, with the infusion rate generally limited to no more than 1 mL/minute to adhere to administration guidelines. Administration via the neuraxial route is officially prohibited.


Standard Dosage and Use Patterns

Oral Regimen

For cyclic heavy menstrual bleeding, the standard dose is 1300 mg per dose, which is taken three times daily. This regimen is cyclic, beginning at the onset of menstruation and lasting for a maximum of five days per period. The tablets can be taken with or without food and must be swallowed whole; they should not be chewed or crushed.

Intravenous Regimen

For hemophilia patients undergoing dental procedures, the initial IV dose is 10 mg/kg body weight, followed by maintenance doses of 10 mg/kg administered three to four times daily for a short-term course, typically 2 to 8 days. For general fibrinolysis, an IV dose of 0.5 g to 1 g is common, given two to three times daily.


Population and Procedural Adjustments

Dosage requires mandatory reduction in patients with renal impairment, with specific dose modifications based on the patient’s serum creatinine levels for both oral and IV administration. If an oral dose is missed, the patient should resume the next scheduled dose at the regular time.

Recent Clinical Evidence

Research evidence / Overview of studies for Exacyl (Tranexamic Acid)

This section summarizes the official research evidence, primarily from large clinical trials and peer-reviewed meta-analyses, that describe the clinical evaluation of the active ingredient, Tranexamic Acid. The information below focuses strictly on the types of studies conducted and the outcomes monitored by researchers, without offering clinical recommendations or individual advice.


Evidence for Use in Acute Bleeding Control (Hemorrhage and Increased Fibrinolysis)

The research foundation for this use focuses on the context of its action as an antifibrinolytic agent in research settings. This area was studied for severe blood loss contexts, including major surgical procedures and following traumatic injury. Research for this application consists primarily of large, multi-center Randomized Controlled Trials (RCTs) and Systematic Reviews. These study designs represent the highest level of evidence quality in medical research.

Studies explored outcomes related to the volume of blood loss and the need for blood transfusion in adult populations. Findings describe patterns observed in the studies regarding the measurement of blood loss and report how symptoms evolved in the observed populations concerning transfusion requirements. The evidence also describes observations regarding all-cause mortality in severely injured patient cohorts. These findings report patterns that were observed in the immediate acute phase. This research contributes to the broader body of scientific data concerning immediate, critical blood loss situations.


Evidence for Use in Managing Acute Symptomatic Episodes

Research has been studied for conditions that present with acute or disruptive episodes and that involve outcomes related to systemic or functional imbalance. This evidence includes data sourced from Randomized Controlled Trials (RCTs) and observational cohorts.

The studies examined the measurement of patient-reported outcomes describing perceived discomfort and measurements of functional stability during research conducted during periods of increased symptom activity. Research has explored how symptoms evolved in the observed populations, and findings describe patterns observed in the studies regarding the frequency or severity of acute occurrences. This research contributes to understanding how patients reported their experience of symptoms that may vary in intensity. For these more diverse applications, the evidence quality varies across studies, and the certainty of findings often appears to be lower.


Long-Term Research and Follow-up Durations

For acute bleeding, key trials generally used short-term follow-up periods (e.g., hours up to 30 days) when monitoring outcomes such as mortality and immediate transfusion needs.

For applications related to conditions characterized by fluctuating or episodic manifestations, follow-up was typically intermediate-term, lasting several months to monitor recurrence and symptomatic changes. There is currently a lack of robust data from studies that monitor patients for very long periods. As a result, long-term effects are not fully established, and there is limited information for long-term outcomes regarding the durability of response or the potential for chronic effects.


Research Evidence in Specific Patient Populations

The most comprehensive data was observed in the adult population in surgical and trauma settings. Research has also explored the use of the medicine in research contexts involving patient groups with certain pre-existing bleeding disorders and in specific surgical procedures involving children.

It is important to understand that results apply only to the populations studied in the trials. For some specific contexts, such as certain studies involving children or older adults with multiple comorbidities, the data for certain groups remain insufficient. For instance, in some specific surgical settings involving children, findings were mixed regarding blood loss outcomes, suggesting that subgroup findings are uncertain.


Areas of Research Uncertainty and Study Gaps

The scientific literature highlights areas where research is still developing or where the existing evidence has acknowledged limitations. These limitations help contextualize how patients reported their experience and prevent overstatement of certainty.

Key research limitations include:

  • Evidence quality varies across studies, particularly when research was studied for diverse symptomatic conditions, where sample sizes were modest in some instances.
  • The research often involves follow-up durations were limited, focusing on acute outcomes rather than long-term health and stability.
  • In some clinical areas, comparative evidence is lacking to fully differentiate findings against other existing research.
  • It is crucial to remember that findings describe group patterns, not personal outcomes. The research provides context but not individual predictions, meaning the study results reflect the specific conditions under which they were conducted.

Frequently Asked Questions (FAQ)

Common questions about Exacyl (FAQ)

Q: How does Exacyl work to stop bleeding?

Exacyl is understood to function by interacting with the body's natural blood clotting process. It is generally described as working to prevent the breakdown of fibrin, which is a key protein needed to stabilize a blood clot. The full therapeutic effect is linked to its role in maintaining clot stability.

Q: Can Exacyl be taken if I am on birth control pills?

Using Exacyl while taking hormonal contraceptives is a consideration that requires careful review by a healthcare provider. The official prescribing information indicates that a discussion with a doctor is necessary to assess the potential for increased risk of blood clots when these medications are taken together.

Q: What happens if I miss a dose of Exacyl?

If a dose of Exacyl is missed, it is generally recommended to refer to the specific instructions provided by the prescribing physician or the detailed patient information leaflet. Patients should contact their healthcare provider for personalized guidance on how to proceed, as timing is important for effective management.

How should Exacyl be stored and disposed of?

How to Store and Dispose of Exacyl (Tranexamic Acid)

The official storage and handling instructions for tranexamic acid vary by formulation but share core requirements for temperature control and safety. All forms of the medication must be stored out of the sight and reach of children.


️ Storage Conditions

Formulation Required Temperature Handling Note
Tablets Controlled Room Temperature (20 C to 25 C) Store in original packaging.
Injection Store below 25 C Keep in original outer carton for light protection. Do not freeze.

️ Stability and Disposal

The injection solution is strictly for single use only. Any unused portion remaining in the vial or bag must be immediately discarded. If the injection is diluted, the prepared solution is only stable for a limited time (e.g., up to 4 hours) at room temperature. Disposal of all unused or expired tranexamic acid product must be done in accordance with local pharmaceutical waste requirements.

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

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