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Paxin TC

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Paxin TC

Paxin TC_EN
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Treatment option:

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.

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Overview of Paxin TC

Paxin TC is a Fixed-Dose Combination (FDC) pharmaceutical product formulated as an oral tablet for multimodal analgesia. Its defining characteristic is the integration of four distinct active ingredients, strategically designed to provide a comprehensive and synergistic approach to pain management.

Property Description
Active ingredient Tramadol, Paracetamol, Caffeine, Taurine
Form Oral tablet (Fixed-Dose Combination)
Pharmacological class Central-acting analgesic and antipyretic combination
Common use Management of moderate to severe acute pain
Origin Synthetic compounds and amino acid derivatives

Identity and Pharmacological Classification

This medicine is classified as a central-acting analgesic and antipyretic combination, noted for its utility in managing pain scenarios such as low back pain. The FDC structure pairs Tramadol, a weak mu-opioid receptor agonist, with Paracetamol (Acetaminophen), a widely recognized non-opioid analgesic. This combination differentiates it from single-agent formulations by utilizing dual primary pain-relieving mechanisms.

Distinctive Composition and Multimodal Action

The full formula consists of the four active ingredients: Tramadol, Paracetamol, Caffeine, and Taurine. A key feature is the inclusion of Caffeine, a CNS stimulant, which is included to enhance the efficacy of the analgesic component and offer an increase in alertness. Taurine, an amino acid derivative, complements the action. This multimodal mechanism of action is specifically engineered for a robust approach to pain relief, combining central signal interruption with support for the patient's functional alertness.

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What side effects are possible with Paxin TC?

Possible Side Effects and Safety Information

Official regulatory documents categorize the medicine's safety profile based on the body system affected and the frequency of adverse reactions observed during clinical use.

Frequency-Classified Adverse Reactions

Adverse reactions are formally reported using standard frequency categories:

  • Common (may affect up to 1 in 10 people):
    • Gastrointestinal: Nausea, vomiting, constipation, dry mouth.
    • Nervous System: Dizziness, sleepiness, headache, restlessness.
    • Other: Weakness, increased heart rate.
  • Uncommon (may affect up to 1 in 100 people):
    • Cardiovascular: Increase in pulse or blood pressure, heart rhythm disorders.
    • Nervous System: Tingling or numbness in the extremities, involuntary muscle twitching, confusion, mood changes, anxiety.
    • Other: Difficulty or pain on passing water, skin reactions (rashes, hives), shivering, chest pain.
  • Rare (may affect up to 1 in 1,000 people):
    • Uncoordinated movements, blurred vision, addiction.

Serious Adverse Reactions and Safety Warnings

Regulators emphasize specific serious and clinically significant risks associated with the components of this medicine:

  • Severe Liver Injury: The acetaminophen component carries a documented risk of potentially life-threatening liver injury, particularly with doses exceeding the recommended maximum or with concurrent alcohol use.
  • Respiratory Depression: The tramadol component can cause serious, life-threatening respiratory depression (slowed or shallow breathing), which requires close monitoring, especially when therapy is initiated or the dose is adjusted.
  • Allergic Reactions: Serious allergic responses, including Anaphylaxis and severe skin reactions such as Stevens-Johnson Syndrome (SJS), have been officially documented.
  • Seizure Risk: Seizures (convulsions) may occur, and the risk is officially noted to be increased with higher-than-recommended doses or in patients with a history of seizures.
  • Serotonin Syndrome: A potentially life-threatening condition associated with the use of the tramadol component, especially when taken with other serotonergic drugs.

Safety Restrictions and Contraindications

Official regulatory documents define mandatory restrictions on the use of this medicine:

  • Absolute Contraindications: The medicine is not to be used in individuals with severe liver disorder, acute alcohol intoxication, or a known allergy to any of the components.
  • Population Restrictions: Use is generally not recommended in children under 12 years of age. Prolonged use during pregnancy can result in neonatal opioid withdrawal syndrome. Caution is required in patients with kidney disease, severe breathing difficulties, or a history of alcoholism.
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Overdose and Emergency Response

Overdose and When to Seek Help

Paxin TC is an extended-release opioid pain medicine. Overdose with this class of medication is a serious risk that can be fatal.

Documented Overdose Presentations

Official regulatory documents define opioid overdose primarily by life-threatening respiratory depression (slowed, shallow, or difficult breathing). Other critical manifestations include severe sleepiness, sedation, and the inability to respond or wake up (unresponsiveness/coma). A serious brain condition, toxic leukoencephalopathy, may also occur following an overdose event.

When Immediate Medical Help is Required

Seek emergency medical help or call 911 immediately if any symptoms of severe respiratory problems, extreme sleepiness, or unresponsiveness occur. These symptoms indicate a medical emergency requiring immediate attention.

Factors Increasing Overdose Risk

The risk of fatal and non-fatal overdose is significantly increased with higher doses of opioid medicines. Furthermore, taking Paxin TC with other Central Nervous System (CNS) depressants, such as alcohol or benzodiazepines, greatly increases the risk of severe respiratory depression and death. The risk is also greater with extended-release products due to the larger amount of the opioid present. Healthcare providers may discuss the use of an opioid overdose reversal agent, like naloxone, for emergency response.

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Therapeutic Uses of Paxin TC

What Paxin TC Treats: Main Uses and Benefits

The combination is commonly used across conditions presenting with acute episodes that result in symptoms related to physical discomfort severe enough to require additional symptomatic support. It is generally applied in cases where symptoms become difficult to tolerate and supportive symptom management is considered appropriate. This usage is relevant in contexts marked by increased discomfort or tension, such as in episodes of low back pain, acute dental pain, or painful musculoskeletal flare-ups.

Quick Fact: Relief for Acute Discomfort

The medication is used for managing symptom clusters that may become intense or disruptive, including severe pain, fever, and painful flare-ups. This formulation contributes to improved comfort during periods of heightened symptoms by easing symptoms related to heightened physiological activity and systemic imbalance.

“This supportive relief helps ease the overall symptom burden and supports patients during episodes of heightened discomfort.”

This approach may assist with maintaining functional stability when symptoms become temporarily overwhelming, offering support that may help patients cope more steadily with symptom fluctuations.

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Eligibility and Restrictions for Use

Eligibility Profile: Who Can and Cannot Use Paxin TC

Official government regulatory documents define specific populations who are restricted from using this medicine (Tramadol and Acetaminophen combination product).

Classification Populations / Conditions
Absolute Contraindications Children younger than 12 years of age; Children under 18 years following tonsillectomy/adenoidectomy; Known or suspected gastrointestinal obstruction (e.g., paralytic ileus); Significant respiratory depression or severe asthma; Use of MAOIs (Monoamine Oxidase Inhibitors) within the past 14 days; Hypersensitivity to tramadol, acetaminophen, or any component.
Conditional/Restricted Use Patients with severe renal impairment (Creatinine Clearance <30 mL/min) or severe hepatic impairment require dose adjustment. Caution is required for patients with a history of seizures, increased intracranial pressure, or chronic pulmonary disease.

Pregnancy and Lactation:

  • Pregnancy: Prolonged use during pregnancy may result in Neonatal Opioid Withdrawal Syndrome; use is discouraged unless benefits clearly outweigh risks.
  • Lactation: Breastfeeding is not recommended as the medicine passes into breast milk and may cause serious adverse effects in the infant.

Use is also discouraged for patients who are suicide-prone or have a history of substance abuse due to increased risks associated with the opioid component.

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What should I know about interactions with other medicines?

The official interaction profile for Paxin TC, a Fixed-Dose Combination containing Tramadol and Paracetamol, establishes specific restrictions based on metabolic pathways and pharmacodynamic effects, as documented in government regulatory sources.

Documented Interaction Restrictions

Classification Interacting Agents / Substances
Contraindicated Combinations Monoamine Oxidase Inhibitors (MAOIs). A 14-day washout period is required after stopping MAOIs before starting treatment.
Exposure-Altering CYP3A4 Inhibitors (e.g., Ketoconazole) may increase Tramadol plasma concentrations. CYP3A4 Inducers (e.g., Carbamazepine, St. John's Wort) may decrease Tramadol plasma concentrations and potentially reduce the analgesic effect.
Pharmacodynamic Risk Other Serotonergic Agents (e.g., SSRIs, Triptans) increase the risk of Serotonin Syndrome. CNS Depressants (e.g., Benzodiazepines, other opioids) increase the risk of severe sedation and respiratory depression.
Anticoagulants Co-administration with Warfarin and related compounds has been associated with clinically significant reports of an increase in International Normalized Ratio (INR) and prothrombin time.

Substance and Population Constraints

Use with alcohol is strongly discouraged due to an additive risk of CNS depression from the Tramadol component and an officially documented increased risk of severe hepatotoxicity from the Paracetamol component, particularly in chronic heavy alcohol users. Furthermore, regulatory documents specify that use is not recommended in patients with severe hepatic or severe renal impairment, where altered clearance may exacerbate interaction-related outcomes.

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Mechanism of Action

Paxin TC is an inhibitor of cathepsin K, a lysosomal cysteine protease predominantly expressed in osteoclasts. The molecule selectively accumulates within the bone resorption lacunae. It then competitively binds to the active site of cathepsin K, thereby preventing the enzyme from cleaving type I collagen and other non-collagenous proteins within the bone matrix. This specific inhibition of collagenolysis impairs the functional capacity of the osteoclast. The ensuing reduction in enzymatic activity decreases the rate of bone matrix degradation and limits the extent of tissue demineralization. This molecular action modulates the bone remodeling balance, shifting the dynamic equilibrium toward formation over resorption. Consequently, the compound causes a sustained decrease in the overall rate of bone resorption at the systemic level.

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Dosage and Administration Information

How to Use Paxin TC

Paxin TC is a Fixed-Dose Combination medication that is used according to specific established parameters. These parameters define the method, frequency, dose limits, and duration for its use, ensuring the medication is utilized within its established profile.

Official Administration Protocol

The medication is administered via the oral route as a film-coated tablet. Tablets must be swallowed whole with liquid and should not be crushed or broken. The medicine can be taken with or without food.

Guideline Instruction
Starting Dose 1 to 2 tablets
Maintenance Dose 1 to 2 tablets, as needed
Minimum Interval Not less than 6 hours between doses
Maximum Daily Dose 8 tablets per 24-hour period
Duration Recommended for short-term use only

Population-Specific Dosing

Dose adjustments apply to specific patient populations. Dosage is adjusted, often by extending the interval between doses, in patients with renal impairment or moderate hepatic impairment. Use is generally not recommended in patients with severe hepatic disease.

For older adults (≥ 75 years), the dosage interval may also need to be extended based on an assessment of renal function, as elimination time can be prolonged in this group. The lowest effective dose should generally be selected, and the maximum daily dose must be observed rigorously.

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Recent Clinical Evidence

Research Evidence / Overview of Studies for Paxin TC

Evidence for Use in Conditions Associated with Acute or Disruptive Episodes

The foundation of research for this medicine involves studies exploring the principles of a multimodal pharmacological approach, which is the strategy of combining two or more agents that are designed to complement one another. This research strategy was evaluated in trials assessing short-term or episodic symptom patterns and outcomes related to physical discomfort. The primary components of this medicine—Tramadol and Paracetamol—have been the subject of numerous Systematic Reviews and Meta-analyses in patients experiencing various causes of acute pain.

Specific Research for Acute Low Back Pain

The full four-drug Fixed-Dose Combination (FDC) was studied for patients with moderate to moderately severe acute low back pain. This research was conducted using a Randomized Comparative Trial where the four-drug FDC was studied alongside a two-drug FDC (Tramadol/Paracetamol) as a control. The study populations included adults who were experiencing periods of heightened symptoms related to their back pain. These studies reported measurements of patient experiences, including measurements of treatment satisfaction and the proportion of patients who reported minimal or no pain upon completion of the short treatment course.

Research Exploring Short-Term Symptom Changes

Because this medication was studied for acute and episodic symptoms, the research was applied in studies examining short-term or episodic symptom patterns. The follow-up durations were limited in the available data, often restricted to five consecutive days. There is limited information for long-term outcomes or how the medicine may affect outcomes reflecting daily functioning or activity level over many months. The evidence helps contextualize how patients reported their experience only over these short, defined time intervals.

Areas of Research Uncertainty

The research landscape for this four-drug FDC presents a few clear areas of uncertainty. Comparative evidence is lacking regarding a direct comparison against a placebo in the dedicated study for the four-drug FDC. Furthermore, the sample sizes were modest in the specific comparative trial, and long-term effects are not fully established.

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Frequently Asked Questions (FAQ)

Common questions about Paxin TC (FAQ)

Q: How does Paxin TC work at a molecular level to treat pain?

A: Paxin TC works through multiple pathways to help relieve pain. Regulatory documents explain that one of its active ingredients, Tramadol, is a centrally acting analgesic that affects chemical signals in the brain and spine. The Paracetamol component provides additional pain relief through mechanisms also involving the central nervous system, resulting in a multimodal approach to pain management.

Q: What is the specific minimum interval required between taking doses of Paxin TC?

A: Official prescribing guidelines state that doses of Paxin TC must be separated by an interval of at least 6 hours. Regulatory guidelines specify that the minimum interval between doses is 6 hours, and the total dose must not exceed the specified daily maximum.

Q: What is the risk of using Paxin TC during pregnancy and lactation?

A: Official safety documents indicate that prolonged use during pregnancy may lead to Neonatal Opioid Withdrawal Syndrome in the newborn. The medicine is generally not recommended for use during breastfeeding. Components of the medicine pass into breast milk, which may result in serious adverse effects in the infant.

Q: Can I take Paxin TC if I have kidney or liver impairment?

A: The official product information states that use is not recommended for patients with severe hepatic (liver) impairment. For patients with severe renal (kidney) impairment, official prescribing information indicates that a dosage adjustment is considered necessary, with the maximum dose typically limited to 2 tablets every 12 hours.

Q: What are the most common side effects I should be aware of?

A: Official regulatory documents categorize the most common side effects—those that may affect up to 1 in 10 people—as being related to the gastrointestinal (GI) and nervous systems. These frequently reported reactions include nausea, vomiting, dizziness, sleepiness, and constipation.

Q: What should I do if I miss a dose of Paxin TC?

A: According to the patient information provided by regulators, the recommended approach when a dose is missed is to take it as soon as it is remembered. However, if it is already close to the time for the next scheduled dose, the missed one should be skipped. The patient information emphasizes that a double dose should not be taken to make up for a missed one.

Q: How should I properly dispose of unused or expired Paxin TC tablets?

A: Official drug disposal information recommends utilizing an official drug take-back program due to the product containing a controlled substance. If a take-back program is unavailable, guidelines permit disposal in household trash by mixing the tablets with an unappealing substance, like coffee grounds, before sealing and discarding.

Q: Are there any dietary restrictions or specific foods I need to avoid while on this medication?

A: Official labeling states that the medicine can be taken with or without food, meaning there are no required food restrictions. However, the use of alcohol is strongly discouraged in the official drug information due to the increased risk of severe central nervous system (CNS) depression and potentially life-threatening liver injury.

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How should Paxin TC be stored and disposed of?

Storage and Disposal Requirements for Paxin TC

Paxin TC must be stored at controlled room temperature, typically between 20 C and 25 C (68 F and 77 F). The product must be kept from freezing and protected from heat, moisture, and direct light. Due to the presence of the controlled substance tramadol, the medicine must be stored in a secure place and out of the reach of children and pets to prevent accidental ingestion or theft.

For disposal, utilize an official drug take-back program. If one is unavailable, dispose of the tablets in the household trash by mixing them with an unappealing substance, such as coffee grounds or dirt, before sealing them in a bag. Do not flush the medication down the toilet or dispose of it in wastewater.

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

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