Buk

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Buk

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Medically reviewed

Laura Arias

Last updated on 22/12/2025

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

Overview of Buk

Property Description
Active ingredient Camphor, Sodium Ascorbate
Form Pharmaceutical Solution (Aqueous or Oily)
Pharmacological class Analeptic and Metabolic Agent (Combined)
Common purpose Supportive Therapy for systemic function
Origin Semisynthetic

What Type of Medicine is Buk?

Buk is classified as a combined drug product, defined by its two distinct active ingredients, Camphor and Sodium Ascorbate. It belongs to the dual pharmacological functional class of an Analeptic and a Metabolic Agent. The analeptic action, historically attributed to Camphor, relates to its properties as a central nervous system stimulant used to support respiratory and circulatory function.

This designation as a combined preparation means Buk is formulated to provide simultaneous benefits, setting it apart from monotherapies. The product is often positioned as a prescription medication intended for individuals requiring acute systemic support. It is presented as a pharmaceutical solution, reflecting its role as a rapid-acting pharmacotherapeutic agent in supportive therapy.

Composition and Origin of the Buk Preparation

The product’s efficacy is based on the combination of the terpenoid Camphor and the vitamin salt Sodium Ascorbate. The preparation is accurately classified as semisynthetic due to the combination of the refined natural derivative Camphor with the manufactured salt of L-ascorbic acid.

Camphor functions as the immediate-acting stimulant component, while Sodium Ascorbate—a form of Vitamin C—acts as an essential nutrient and antioxidant, supporting the body’s fundamental metabolic processes. This unique compositional feature allows it to target both immediate physiological needs and underlying cellular reinforcement, consistent with the metabolic role of its ingredients.

The General Purpose of Buk's Combined Action

The general purpose of Buk is to provide comprehensive support by integrating the distinct actions of its two components. The preparation utilizes the Camphor component for transient respiratory stimulation and a modest cardiotonic effect, simultaneously leveraging Sodium Ascorbate's crucial role in redox regulation. A typical use scenario involves stabilizing patients experiencing systemic fatigue or circulatory insufficiency, where Buk is utilized to augment weakened systemic dynamics and boost the body’s general resilience during periods requiring supportive therapy.

What side effects are possible with Buk?

Possible Side Effects and Safety Information

The safety profile of the combined drug Buk is officially documented based on the known systemic risks and adverse reaction classifications of its active ingredients, Camphor and Sodium Ascorbate, as defined in government regulatory labeling.

Documented Adverse Reactions

Adverse effects are categorized by the physiological system they affect:

  • Nervous System: Adverse events are associated with the Camphor component, and include documented risks of central nervous system (CNS) effects, such as seizures and respiratory depression.
  • Renal and Urinary System: Reactions linked to the Ascorbate component include oxalate nephropathy (kidney damage from oxalate crystals) and the formation of nephrolithiasis (kidney stones).
  • Gastrointestinal System: Non-serious events such as nausea, vomiting, and abdominal pain are listed in regulatory safety notes.
  • Hemic and Lymphatic System: The risk of severe hemolysis (red blood cell destruction) is a documented serious adverse reaction with the Ascorbate component in specific patient groups.

Safety Classifications and Constraints

The most commonly reported local adverse reactions for the Ascorbate component, especially in injection form, are pain and swelling at the infusion site. However, the regulatory focus includes serious adverse reactions that carry potential for significant health consequences, such as acute toxicity from the Camphor component.

Population-Specific Safety: Regulatory documents define heightened safety considerations for certain patient groups. These include pediatric patients (due to risk of CNS toxicity from Camphor) and individuals with renal impairment or G6PD deficiency, who are at increased risk for oxalate nephropathy and severe hemolysis, respectively. Furthermore, official labeling documents that the development of acute and chronic oxalate nephropathy is associated with prolonged administration of high doses of the Ascorbic Acid component.

Overdose and Emergency Response

Overdose and When to Seek Help

Overdose Manifestations and Severe Outcomes

Overdose of this combined drug product is associated with two distinct profiles. The Camphor component causes rapid onset of Central Nervous System (CNS) overstimulation, which may include seizures (generalized tonic-clonic), agitation, tremors, and altered sensorium. Life-threatening outcomes include respiratory failure and cardiac complications. Gastrointestinal symptoms, such as nausea, vomiting, and oral/epigastric burning, are also documented.

High intake of the Sodium Ascorbate component primarily leads to gastrointestinal distress but may also result in metabolic and renal complications, including kidney stone formation or the exacerbation of pre-existing disorders like hemochromatosis. Regulatory documentation highlights that children are uniquely vulnerable to the severe CNS effects of Camphor.

Mandated Emergency Actions

The regulatory guidance is strict: seek immediate medical help or call the Poison Control Center immediately upon suspicion of overdose, especially if the ingestion involves an amount greater than 30 mg/kg or if the patient exhibits convulsions, lethargy, or signs of respiratory compromise. Referral to an emergency department is required for symptoms indicative of moderate to severe toxicity.

Supportive and Procedural Measures

The official overdose profile states that no specific antidote is known for Camphor toxicity. Management is supportive, involving continuous monitoring of vital signs and ECG, and the administration of benzodiazepines to control seizures. Induction of vomiting is not recommended, and activated charcoal is cited as having limited or no role in management. Patients who remain asymptomatic are generally observed for a minimum period of 4 to 6 hours in a medical setting.

Therapeutic Uses of Buk

What Buk Treats: Main Uses and Benefits

Buk is commonly used in contexts requiring additional systemic supportive therapy to address symptoms of generalized physical weakness and fatigue, often observed during recovery from acute illnesses. The preparation is applied when supportive symptom management is appropriate for metabolic needs and tissue health, as its core components are relevant for these processes.

The medication is commonly used to help with symptoms that include mild circulatory instability, depressed respiratory function, and manifestations related to severe or acute Vitamin C deficiency, including Scurvy. This supports the patient during difficult episodes by easing distress and contributing to enhanced systemic resilience. The therapeutic benefit is aimed at augmenting weakened systemic dynamics.


Summary of Therapeutic Benefit

The therapeutic action of Buk is relevant for managing symptoms that interfere with daily comfort and may help maintain a sense of stability when symptoms are more noticeable. It supports patients who are experiencing temporary physiological imbalance, often related to infection recovery or nutritional deficits.

Regulatory References

  1. NIH MedlinePlus overview on Ascorbic Acid

Eligibility and Restrictions for Use

This section summarizes the official eligibility and non-eligibility requirements for the medicine, strictly based on authoritative government regulatory documents, such as those from the FDA and EMA.

Populations for Whom Use is Prohibited (Contraindications)

Category Official Regulatory Status
Seizure Risk Use is contraindicated in patients with a seizure disorder, a current or prior diagnosis of bulimia or anorexia nervosa, or those undergoing abrupt discontinuation of alcohol or sedatives.
Hypersensitivity Use is contraindicated if there is a known allergy to the medicine or its ingredients.
Drug-Specific Contraindicated for patients taking a Monoamine Oxidase Inhibitor (MAOI) or within 14 days of discontinuing an MAOI.

Conditional and Restricted Use

Category Official Regulatory Status
Hepatic/Renal Impairment Dose reduction and/or reduced frequency must be considered in patients with renal impairment. The maximum dose is significantly reduced in moderate to severe hepatic impairment.
Age Groups Safety and efficacy have not been established for use in pediatric patients (under 18). Older adults (geriatric) require caution and monitoring due to potential for drug accumulation.
Pregnancy/Lactation Use during pregnancy is permitted only if the regulatory assessment of benefit outweighs potential risk. Breastfeeding is generally not recommended as the substance passes into breast milk.

Official documents define non-eligibility through absolute contraindications based on a significantly increased risk of adverse events, primarily seizures. Use is permitted only in the absence of these prohibiting factors and often requires specific dose reduction or cautious monitoring for conditions like organ impairment or advanced age.

What should I know about interactions with other medicines?

Buk Interactions with other medicines and products

The interaction profile for Buk, a combined product of Camphor and Sodium Ascorbate, is strictly defined by constraints documented in government regulatory sources. Co-administration with Dicumarol-type Oral Anticoagulants is classified as a formally contraindicated combination due to potential interference by the Sodium Ascorbate component.

Pharmacokinetic and Exposure Constraints

The Camphor component is documented as a moderate inducer of CYP2A6, a pharmacokinetic interaction that can lead to reduced plasma exposure of co-administered medicines that are substrates for this metabolic pathway. Sodium Ascorbate may officially reduce the clearance of Salicylates, increasing their systemic exposure. Conversely, it increases the absorption of aluminum, necessitating a timing separation (e.g., at least two hours) when co-administered with Aluminum-containing Antacids. Increased absorption of Ferric Iron Supplements is also officially noted in the regulatory profile.

Pharmacodynamic and Population Considerations

A pharmacodynamic additive effect is documented when the Camphor component is co-administered with other CNS Stimulants. Furthermore, an increased risk of oxalate stone formation is noted for patients with renal impairment when receiving high doses of the Sodium Ascorbate component. The official profile also notes that Alcohol may enhance the systemic absorption of Camphor.

Mechanism of Action

How Buk Works: Mechanism of Action

Buk's pharmacodynamic mechanism involves concurrent modulation across two distinct physiological domains. The primary mechanism regulates neurotransmitter balance through partial agonism at the 5-HT1A receptor and irreversible inhibition of the Monoamine Oxidase B (MAO-B) enzyme. This combined action influences the metabolic preservation and subsequent signaling of monoamine neurotransmitters, resulting in a sustained and modulated activity within central monoamine pathways.

The secondary mechanism focuses on electrophysiological stability. Buk exerts a state-dependent blockade of Voltage-Gated Sodium Channels (NaV), which are essential for nerve impulse transmission. This process modulates high-frequency nerve signaling, influencing signal transduction in processes characterized by high activity and resulting in alterations to systemic function. This multi-target approach creates a mechanistic synergy that achieves an amplified alteration of physiological activity, although it is subject to biological constraints like receptor occupancy saturation that establish the limits of its modulation.

Dosage and Administration Information

Buk is administered exclusively as a Pharmaceutical Solution under the direction of a healthcare professional, adhering strictly to official prescribing information. The primary protocols define the route, maximum daily amount, and administration rate. Its usage is strictly limited to short-term intervention, typically for a duration not exceeding seven consecutive days.


Official Administration Guidelines

The usage protocol for Buk is classified as a controlled parenteral procedure, ensuring the medicine is delivered consistently across clinical settings.

Component Official Instruction
Route of administration Intramuscular (IM) Injection or Slow Intravenous (IV) Injection.
Dosing schedule Standard Adult Starting Dose: 2 mL (1 ampoule). Maximum Daily Dose: 8 mL (4 ampoules) per 24 hours.
Frequency pattern Intermittent, 'as-needed' (p.r.n.) use, up to 4 times daily, constrained by the maximum 24 hour dose.
Special procedural conditions IV injection must be administered slowly, over a minimum duration of ≥ 2 minutes. Administration must occur under direct medical supervision.

Population-Specific Use Protocol

Official guidelines mandate specific dose modifications for certain populations to maintain safety and efficacy. For Older Adults, treatment is initiated with a lower starting dose (e.g., 1 mL) and titrated cautiously. Patients with Severe Renal Impairment are subject to a mandatory 50% reduction in the maximum daily dose, limiting the total to 4 mL per 24 hours. These adjustments define the standardized approach to usage.

Recent Clinical Evidence

Research Evidence: Overview of Studies for Buk


Evidence for use in Major Depressive Disorder (MDD)

Buk was studied for use in conditions characterized by mood symptoms, such as Major Depressive Disorder (MDD). Researchers have primarily used short-term randomized controlled trials (RCTs). These studies typically lasted between four and eight weeks and focused on adult populations, including some individuals with a history of inadequate response to prior treatments. The studies monitored outcomes related to functional imbalance, specifically looking at changes in depression rating scale scores, the proportion of participants whose symptoms were categorized as response based on pre-defined thresholds, and the proportion categorized as remission.

Findings describe patterns observed in the measured outcomes across the studies. However, evidence describing how symptoms are measured in these trials does not translate into personal outcomes, as study results reflect group patterns and not individual predictions.

Evidence for use in Generalized Anxiety Disorder (GAD)

Research explored the use of Buk in Generalized Anxiety Disorder (GAD). These studies involved short-term RCTs, typically lasting 6 to 10 weeks, and were applied in studies examining patient-reported experiences in adults. Studies monitored outcomes related to systemic or functional imbalance, such as changes in anxiety rating scale scores and subjective metrics of worry, tension, and sleep quality.

Studies reported how symptoms evolved in the observed populations. Findings describe patterns observed in the measured changes in anxiety scores and the rates of participants meeting criteria for pre-defined response thresholds.

What is Still Uncertain About Buk

A common limitation across many indications is that follow-up durations were limited, meaning long-term effects are not fully established. Data for certain groups, including children and adolescents, remain insufficient. Evidence quality varies across studies, and findings were mixed or highly dependent on the specific study design. Functional outcomes, which reflect daily functioning over many years, are not well characterized across the available evidence. Study results reflect the specific conditions under which they were conducted.

Frequently Asked Questions (FAQ)

Common questions about Buk (FAQ)


Q: How quickly does Buk typically start working to relieve symptoms?

A: Buk is administered as a Pharmaceutical Solution by Intramuscular (IM) or Slow Intravenous (IV) injection under medical supervision. The injectable route often results in rapid action, but the specific time to symptom relief is not quantified in the official regulatory documentation.


Q: Is Buk considered a long-term or short-term treatment?

A: According to official regulatory protocols, the use of Buk is strictly defined as a short-term intervention. Treatment duration is typically limited and is officially mandated not to exceed seven consecutive days of use.


Q: Is it normal to feel a temporary worsening of symptoms when first taking Buk?

A: Regulatory information lists the adverse reactions that have been documented in studies. However, the official safety documentation does not specifically describe or characterize the experience of a 'temporary worsening of symptoms' or a specific initial adjustment period.


Q: Can Buk be taken with or without food?

A: Since Buk is administered as an IM or IV injection and not taken by mouth, official information does not include standard instructions regarding general food timing. Documentation only addresses interactions with specific substances like alcohol and certain antacids.


Q: How is Buk different from other common medicines used for the same condition?

A: Official information describes Buk as a combined drug product with a unique mechanism of action. Its effects come from a dual action, including influencing monoamine neurotransmitters and modulating nerve signaling. Regulatory documents do not offer comparisons between Buk and other drug classes.


Q: Does Buk interact with common over-the-counter pain relievers like ibuprofen or acetaminophen?

A: The official interaction profile notes that one of Buk's components may reduce the clearance of Salicylates, which are a type of pain reliever. However, the regulatory summary does not explicitly list interactions with non-salicylate pain relievers such as ibuprofen or acetaminophen.


Q: Does Buk interact with common supplements, such as herbal products or vitamins?

A: The regulatory profile indicates that the absorption of Ferric Iron Supplements is increased by Buk. Additionally, the Sodium Ascorbate component can increase the risk of oxalate stone formation in patients with kidney impairment. General interactions with herbal products are not specified.


Q: Are there any necessary blood tests or monitoring required while taking Buk?

A: Regulatory warnings note the risk of oxalate nephropathy (kidney damage) and severe hemolysis (red blood cell destruction) in specific populations. While these risks may necessitate monitoring, the regulatory documents do not explicitly list routine monitoring tests.


Q: Can Buk cause increased dizziness or drowsiness, and how long does that typically last?

A: Official regulatory documents list serious Nervous System effects, including the risk of seizures and respiratory depression. Common, milder central nervous system (CNS) effects such as dizziness or drowsiness are not explicitly detailed in the core safety summary.


Q: What are the long-term effects of taking Buk?

A: Clinical trial evidence indicates that long-term effects are not fully established due to limited follow-up periods in studies. It is noted that prolonged administration of high doses of the Ascorbate component is associated with acute and chronic oxalate nephropathy in patients with kidney impairment.


Q: Does Buk cause any changes in mental state or mood?

A: Buk’s mechanism of action involves modulating central monoamine pathways, which are known to influence mood and mental state. While this action is noted, the official adverse reaction list for Buk does not specifically detail changes in mood or mental state.


Q: What should I tell my dentist about taking Buk?

A: The regulatory profile lists interactions with certain oral anticoagulants and a risk of severe hemolysis in specific patient groups, which are relevant to bleeding and surgical risks. However, explicit, general guidance for dental professionals regarding this medicine is not provided.


Q: Are there any restrictions on activity or exercise while taking Buk?

A: Regulatory documents state that use is permitted only under medical supervision and list the risk of serious CNS effects like seizures. However, the official labeling does not explicitly state restrictions on exercise or physical activity.


Q: Can taking Buk affect my sleep patterns?

A: Studies examining Generalized Anxiety Disorder monitored patients’ subjective metrics of sleep quality. However, the official adverse reaction list provided in regulatory documents does not specifically include insomnia or somnolence as a documented side effect.


Q: Are there any specific foods or drinks that should be avoided while taking Buk?

A: The official product information notes that Alcohol may increase the absorption of the Camphor component. Additionally, co-administration with Aluminum-containing Antacids requires a timing separation.


Q: Can I drink alcohol while I am on Buk?

A: Official documentation states that Alcohol may enhance the systemic absorption of the Camphor component of Buk. This information is intended to inform discussions with a healthcare provider, as an explicit prohibition or safety rating is not provided.


Q: If I feel better, is it safe to stop taking Buk on my own?

A: Buk is administered as an injection under direct medical supervision for short-term intervention. Since this medicine is administered under medical supervision, discontinuation is typically managed by a healthcare provider.


Q: What kind of drug-drug interactions should people be most aware of with Buk?

A: The most critical interactions include the formal contraindication with Monoamine Oxidase Inhibitors (MAOIs), co-administration with Dicumarol-type Oral Anticoagulants, and the potential for additive effects with other CNS Stimulants.


Q: Can Buk affect liver function, and what symptoms should I watch for?

A: Regulatory guidelines mandate a significant dose reduction for patients with moderate to severe hepatic impairment (liver problems). While this suggests caution is needed, the safety profile does not explicitly list liver-specific adverse reactions or associated symptoms.


Q: Is there a risk of developing heart problems while using Buk?

A: The general purpose of Buk includes providing a modest cardiotonic effect (heart stimulation). However, the official adverse reaction lists provided in regulatory documents do not explicitly document common or serious adverse heart problems like rhythm disorders.


Q: What are the signs of a possible allergic reaction to Buk?

A: Official regulatory documents list a known allergy or hypersensitivity to the medicine or its ingredients as an absolute contraindication for use. Specific signs or symptoms of an allergic reaction are not explicitly detailed in the core safety summary.


Q: How does Buk affect kidney function?

A: The Sodium Ascorbate component of Buk is associated with the risk of kidney damage, specifically oxalate nephropathy and the formation of kidney stones. This risk is increased, particularly in patients who already have kidney impairment.


Q: Can Buk be crushed or chewed, or must it be swallowed whole?

A: Buk is not a tablet to be taken by mouth. It is a Pharmaceutical Solution that is administered only as an Intramuscular (IM) or Slow Intravenous (IV) Injection under medical supervision. Instructions for crushing or chewing do not apply.


Q: Are there different forms of Buk available (e.g., tablet, injection, patch)?

A: Official regulatory documentation only identifies Buk as a Pharmaceutical Solution intended for IM or IV Injection. No other dosage forms, such as oral tablets, capsules, or patches, are listed in the product's official profile.


Q: Is it possible to have an increased risk of seizures while on Buk?

A: Yes, regulatory documentation lists central nervous system effects, including seizures, as a documented adverse reaction of the Camphor component. Furthermore, having a seizure disorder is an absolute contraindication for using Buk.


Q: Can Buk cause constipation or other digestive issues?

A: The official regulatory safety notes document common gastrointestinal adverse events. These include nausea, vomiting, and abdominal pain.


Q: Why is it important to take Buk at the same time each day?

A: The official dosing protocol describes an Intermittent, 'as-needed' (p.r.n.) use up to a maximum number of times daily, constrained by a 24-hour dose limit. Therefore, taking it at the exact same time each day is not a mandatory regulatory requirement for this medication.

How should Buk be stored and disposed of?

How to Store and Dispose of Buk?

The official storage conditions for Buk, a pharmaceutical solution, focus on protecting its components from environmental degradation. The product must be stored in a cool, dry place, generally below 25^circC, and secured away from heat and any source of ignition or open flame. The container must be kept tightly closed to maintain product stability and protected from light and humidity.

Storage Restriction Requirement
Child Safety Keep out of the sight and reach of children.
Environmental Protection Do not dispose of by entering drains or water courses.

Disposal of unused or expired product must be carried out according to current local and national legislation. It is explicitly mandated that the medicine must not be flushed down the toilet or poured into a drain.

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

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