Padolten

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Padolten

Treatment option: Pain

Medically reviewed

Rosario Oropesa

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 Padolten

Property Description
Active Ingredients Acetaminophen, Tramadol Hydrochloride
Form Oral tablet
Pharmacological Class Combination analgesic, Central-acting analgesic
Common Use Symptomatic relief of moderate to severe pain
Origin Synthetic, Fixed-Dose Combination (FDC)

What Type of Analgesic is Padolten?

Padolten is a synthetic, prescription-only medication classified as a Combination Analgesic and a Central-acting analgesic. It is defined as a Fixed-Dose Combination (FDC) product, delivered as an oral tablet preparation, integrating two distinct active compounds into a single unit. The core composition includes the non-opioid analgesic Acetaminophen (Paracetamol) and the opioid agonist Tramadol Hydrochloride.

This specific FDC formulation is widely available globally under various names, with the combination of Acetaminophen and Tramadol being clinically recognized for its efficacy across international pharmacological observations. This dual-component structure is a differentiating factor, as it is primarily intended for patients whose pain is not adequately managed by standard non-opioid treatments alone. The two components act on different pain pathways to provide combined efficacy.

The Purpose of Padolten's Dual-Action Composition

The primary purpose of Padolten is to provide enhanced symptomatic pain relief for adults by employing a multimodal mechanism of action. This fixed-ratio approach is typically reserved for managing pain characterized as moderate to severe.

In this formulation, Acetaminophen and Tramadol Hydrochloride act on different parts of the central nervous system, creating a combined action that is greater than the individual effects of each component. This synergy is a key feature, positioning Padolten as a resource in structured pain management protocols when basic analgesics are no longer sufficient. The use of this combination is applied in the management of both acute and chronic pain.

Regulatory References

  1. DailyMed Label (NIH)

What side effects are possible with Padolten?

The official safety profile for Padolten, the fixed-dose combination of Acetaminophen and Tramadol, is documented by regulatory authorities (such as the FDA and EMA) using strict frequency and system classifications.

Adverse Reaction Classifications

Adverse effects are categorized by the system they affect, with the most commonly observed reactions classified under Nervous System Disorders and Gastrointestinal System Disorders.

Classification Examples of Officially Listed Side Effects
Very Common (ge 1/10) Nausea, Dizziness, Somnolence
Common (ge 1/100 to < 1/10) Vomiting, Constipation, Headache, Insomnia, Increased Sweating, Dry Mouth
Rare (< 1/1,000) Seizures, Drug Dependence, Speech Disorders

Serious Safety Risks

Regulatory documents contain explicit warnings regarding several serious adverse reactions, including the risk of Life-Threatening Respiratory Depression, particularly high when starting treatment or following a dose increase. Due to the acetaminophen component, Hepatotoxicity (Acute Liver Failure) is a documented risk, especially if the total daily limit is exceeded or if combined with other acetaminophen-containing products. Other critical, documented risks include Serotonin Syndrome, Seizures, and the potential for Addiction, Abuse, and Misuse.

Population and Exposure Constraints

The medicine is officially contraindicated in children younger than 12 years of age and in patients with severe hepatic impairment. Use during pregnancy carries a documented risk of Neonatal Opioid Withdrawal Syndrome with prolonged use. The safety profile also includes exposure-related patterns, such as the risk of withdrawal symptoms upon abrupt cessation, even after short-term use, and the development of tolerance and dependence with long-term exposure.

Overdose and Emergency Response

Overdose and When to Seek Help

An overdose of Padolten, due to its dual components (Acetaminophen and Tramadol), presents two distinct, potentially life-threatening toxicities, requiring immediate attention as mandated by regulatory documents.

Documented Overdose Manifestations

Manifestations from the Tramadol component include severe respiratory depression potentially leading to respiratory arrest, along with neurological effects such as convulsions/seizures, consciousness disorders, and coma. Severe outcomes such as cardiovascular collapse are also documented.

Manifestations from the Acetaminophen component include early symptoms of pallor, nausea, vomiting, and abdominal pain, which may progress to potentially fatal hepatic failure, acute renal failure, and metabolic acidosis. The risk of Serotonin Syndrome is noted as a potential severe neurological outcome.

Required Emergency Actions and Monitoring

Any suspected overdose necessitates immediate medical attention and urgent hospital transfer to a specialized unit. The regulatory guidance specifies management must address both toxicities: the use of Naloxone to counteract opioid effects and the prompt administration of N-acetylcysteine (NAC) or oral Methionine for Acetaminophen toxicity.

Hospital monitoring procedures include immediate blood sampling for plasma concentration measurement and repeated hepatic tests every 24 hours. The official labeling specifies that overdose is a particular concern in young children and in patients with non-cirrhotic alcoholic liver disease.

Therapeutic Uses of Padolten

What Padolten Treats: Main Uses and Benefits

The fixed-dose combination of Acetaminophen and Tramadol (Padolten) is considered relevant for situations where symptoms related to physical discomfort are severe enough to require an opioid analgesic and for which supportive symptom management is appropriate. This medication is primarily used when symptoms related to physical discomfort have reached a moderate to severe intensity or are relevant when symptoms create noticeable physiological strain.

It is commonly used to help with symptomatic relief for acute pain and for pain associated with select chronic conditions like osteoarthritis and certain forms of low back pain. Padolten is often used during phases when symptoms become more noticeable, such as for the short-term symptomatic support required in postoperative pain scenarios.

This approach helps address symptom clusters that interfere with daily functioning, and by easing distress, it supports the patient during difficult episodes. For chronic domains, the medication supports patients during episodes of heightened discomfort by easing symptoms that create noticeable physiological strain.


Quick Fact: Addressing Refractory Pain

Regulatory References

  1. NIH DailyMed official drug label

Eligibility and Restrictions for Use

Official Eligibility and Contraindications

Padolten (Acetaminophen and Tramadol FDC) is officially designated for use in adults. Eligibility for this medicine is strictly defined by regulatory documents, which list specific populations who are prohibited from using it or must use it only with extreme caution.

Category Regulatory Status
Absolute Contraindications Prohibited for patients with a known hypersensitivity to any component, severe respiratory depression, and acute intoxication with central nervous system depressants. Use is also contraindicated if the patient has taken Monoamine Oxidase Inhibitors (MAOIs) within the last 14 days.
Organ Function Restrictions Contraindicated in patients with severe hepatic impairment (liver disease). Use is not recommended for patients with severe renal impairment (kidney function impairment).
Age Group Limitations Contraindicated for children under 12 years of age. Use is not recommended for patients over 75 years of age. Adolescents (12–18) with certain risk factors like sleep apnea are contraindicated from use.
Physiological Status Contraindicated during pregnancy and not recommended for women who are breastfeeding.
Other Conditions The medicine is contraindicated for use in patients with uncontrolled epilepsy.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The official interaction profile for Padolten (Acetaminophen and Tramadol) is structured around prohibited combinations and substance classes that modify drug exposure or effects.

Contraindicated Combinations and Time Restrictions

Co-administration is contraindicated with Monoamine Oxidase Inhibitors (MAOIs), requiring a 14-day separation period before or after use. It is also strictly prohibited to take this product with any other medicine containing acetaminophen or tramadol.

Pharmacodynamic Interactions

CNS Depressants (including other opioids, sedatives, and alcohol) are associated with additive depressive effects, carrying a specific risk of profound sedation and respiratory depression. Combining the product with Serotonergic Drugs (e.g., SSRIs, Triptans) is documented to increase the risk of developing Serotonin Syndrome. Use with Coumarin Derivatives (e.g., Warfarin) is associated with documented reports of increased Prothrombin Time (PT) and INR, raising the risk of bleeding events.

Pharmacokinetic Exposure Modification

Interactions through the CYP enzyme system are documented. CYP3A4 Inducers (like Carbamazepine) may officially decrease Tramadol plasma concentration. Conversely, CYP2D6 Inhibitors (like Fluoxetine) are documented to increase Tramadol exposure while decreasing exposure of the active metabolite ( M1). Interaction considerations are also noted for patient populations with severe hepatic or renal impairment due to reduced clearance.

Mechanism of Action

How Padolten Works: Mechanism of Action

Selective Enzyme Inhibition and Pathway Modulation

Padolten acts primarily via selective competitive inhibition of the Cyclooxygenase-2 ( COX-2) enzyme . This targeted molecular interaction prevents the enzyme from metabolizing arachidonic acid and subsequently halts the cellular production of key pro-inflammatory mediators (prostaglandins). By engaging this mechanism, Padolten modulates biological processes driven by distinct signaling patterns, resulting in the reduction of intensity within local physiological responses.

Modulating Signaling Dynamics and Tissue Response

The diminished concentration of these potent chemical signals alters the overall signaling dynamics within peripheral pathways. This suppression of mediator activity results in reduced tissue excitability and decreased localized fluid accumulation. These changes modify early molecular steps, which ultimately shapes the physiological outcomes resulting from the drug's action by regulating system-level responses to certain stimuli.

Dosage and Administration Information

How to Use Padolten

Padolten, a fixed-dose combination of Tramadol 37.5 mg and Acetaminophen 325 mg, is administered exclusively via the oral route as a tablet. Its use is strictly procedural, defined by established guidelines regarding dose, frequency, and duration.

Administration and Dosing Protocol

The standard protocol for adult and adolescent patients 12 years of age and older is to initiate treatment with a dose of two tablets. The maximum single dose is two tablets, and the total daily dose must not exceed eight tablets (equivalent to 300 mg Tramadol and 2,600 mg Acetaminophen) over a 24-hour period. Doses are to be separated by a minimum of four to six hours.

Usage Condition Official Instruction
Route of Administration Oral use only.
Timing in Relation to Meals Can be taken with or without food.
Course Duration Use is restricted to the shortest duration possible, generally limited to five days or less for acute pain management.

Population-Specific Use

Specific adjustments to the dosing regimen are mandated for certain populations. In patients with severe renal impairment (creatinine clearance < 30 mL/min), the dose should not exceed two tablets every 12 hours. Use is generally not recommended in those with severe hepatic impairment. For older adults (over 75 years), the dosing interval may need to be extended due to potential changes in elimination. The combination is not approved for use in children younger than 12 years of age. The tablets must be swallowed whole, and it is explicitly stated that this medication must not be used concurrently with any other product containing acetaminophen or tramadol.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Padolten

Research Evidence for Acute Pain

The most extensive body of evidence for the fixed-dose combination of Acetaminophen and Tramadol (Padolten) is found in studies exploring outcomes related to physical discomfort in contexts of acute episodes. Research focused on short-term symptom changes in situations such as pain experienced after surgery or a dental procedure. The evidence base primarily consists of short-term Randomized Controlled Trials (RCTs), where the medicine was evaluated in patient groups randomly assigned to receive the combination, the individual ingredients, or an inactive substance (placebo).

These studies explored short-term symptom changes and examined patient-reported experiences for outcomes related to physical discomfort and the time it took for patients to report perceived discomfort. However, follow-up durations were limited, usually lasting less than a week. This means that while research provides insight into short-term changes during a sudden, acute episode, the evidence does not address the longer-term course of recovery or symptom patterns beyond the immediate acute phase.


Research Evidence for Chronic Non-Cancer Pain

Padolten was studied for conditions characterized by functional limitations and periods of heightened symptoms, such as chronic low back pain and pain associated with osteoarthritis. The research in this domain was evaluated in controlled trials that explored intermediate symptom patterns, often over periods up to three months. These studies were applied in research contexts involving fluctuating or unstable symptoms in adults included based on patient-reported outcomes describing perceived discomfort.

Findings help contextualize how patients reported their experience when the medicine was evaluated in settings with varying symptom burdens. However, the certainty remains low regarding the long-term effects of this combination for chronic conditions. The results apply only to the populations studied, and comparative evidence is lacking to frame the findings against many other relevant comparators.

Key Studies & References Acetaminophen and Tramadol Hydrochloride Tablets Official Labeling (DailyMed)

Frequently Asked Questions (FAQ)

Common questions about Padolten (FAQ)

Q: What is the main thing Padolten is prescribed for?

Official product information indicates Padolten is approved for the short-term management of acute pain. This use is generally limited to five days or less for pain that is severe enough to require an opioid component.

Q: Is Padolten an opioid or does it contain opioids?

Padolten is a combination medication containing two active components. One of these components, Tramadol, is classified by regulatory documents as an opioid analgesic.

Q: What category of medicine does Padolten belong to?

According to regulatory classifications, Padolten is described as a Narcotic Analgesic Combination. This classification is due to the medication containing both an opioid component (Tramadol) and a non-opioid component (Acetaminophen).

Q: Why is Padolten sometimes called a [mechanism of action category]?

The official mechanism description is complex, involving two main actions. The Tramadol component is described as binding to \mu-opioid receptors while also weakly inhibiting the reuptake of chemical messengers like norepinephrine and serotonin.

Q: How quickly does Padolten usually start working?

Studies show the Acetaminophen component reaches its highest concentration in the body within approximately one hour after the dose. The Tramadol component reaches its peak concentration around two hours, which can provide a general expectation for the onset of its effects.

Q: How long do the effects of Padolten last after taking a dose?

The body processes and eliminates the medication over time. Official pharmacokinetic data shows the plasma elimination half-life is approximately 5 to 6 hours for the Tramadol component and around 7 hours for its active form.

Q: What happens if I stop taking Padolten suddenly?

Official warnings state that abrupt cessation of the drug after repeated use may lead to withdrawal symptoms. These symptoms can include anxiety, confusion, and certain sensory experiences, in addition to physical effects associated with stopping an opioid.

Q: Can Padolten cause changes in sleep patterns?

According to the official list of adverse reactions, the drug is associated with drowsiness (somnolence). Less commonly, there are reports of interrupted breathing during sleep, also known as sleep apnea.

Q: Can people with a history of heart issues use Padolten?

Official warnings note the medication may cause a change in heart rhythm described as QT prolongation. Therefore, caution is generally advised by official sources for people with pre-existing heart problems, such as heart failure or a slow heartbeat.

Q: Is it normal to feel tired when first starting Padolten?

Yes, the official side effect lists include feeling tired (fatigue) and drowsiness (somnolence). This effect is documented in the official safety information.

Q: What should I do if I miss a scheduled dose of Padolten?

Official guidance states that if a scheduled dose is missed, it is to be skipped entirely. The instruction is to continue with the regular dosing schedule and not to attempt taking two doses close together.

Q: How is Padolten different from typical over-the-counter pain relievers?

The primary difference is that Padolten contains an opioid component, Tramadol, which is not found in typical over-the-counter medicines. Official documents reserve Padolten for the management of pain that is considered severe enough to require an opioid analgesic.

Q: What are the major known side effects of Padolten?

Common side effects listed in regulatory documents include nausea, vomiting, constipation, dizziness, and drowsiness. Official product information provides a comprehensive list of all known side effects.

Q: Can Padolten affect my ability to drive or operate machinery?

Official guidance cautions that the medication may cause dizziness or drowsiness. Official product information contains a warning against driving or operating heavy machinery until the effects of the medication are known.

Q: Is Padolten safe to use during pregnancy? (Descriptive)

According to official documents, the medication is not recommended for use during pregnancy unless the potential benefits are judged to outweigh the risks to the fetus. Prolonged use during pregnancy can lead to a condition known as neonatal opioid withdrawal syndrome.

Q: Is Padolten safe for use while breastfeeding? (Descriptive)

The official guidance advises that Padolten is not recommended while breastfeeding. Both active components pass into breast milk, and the Tramadol component may cause serious adverse reactions in a breastfed infant, such as excess sleepiness or breathing problems.

Q: Can older adults (seniors) use Padolten?

Official studies have not shown unique problems in older adults that limit the drug's overall usefulness. However, due to age-related changes in organ function (like the liver or kidneys), official guidance notes that a dose adjustment may be necessary.

Q: Does Padolten have a risk of dependence or addiction?

Yes, the official product labeling includes a Boxed Warning about the risks of addiction, abuse, and misuse associated with opioid analgesics. The Tramadol component can become habit-forming with prolonged use, leading to physical or mental dependence.

Q: Is there a generic version of Padolten available?

While Padolten is a brand name, the combination of its active ingredients, Acetaminophen and Tramadol Hydrochloride, is available in a generic form. Generic versions contain the same active ingredients as the brand-name product.

Q: How long does Padolten stay in the system after the last dose?

The body processes and eliminates the medication over time. Official pharmacokinetic data shows the plasma elimination half-life is approximately 5 to 6 hours for the Tramadol component and around 7 hours for its active form.

Q: What happens if I take Padolten for a long period of time?

Official documents strictly limit the indication of the drug to short-term use, generally five days or less. Because it contains an opioid, prolonged use increases the risk of the drug becoming habit-forming, leading to physical or mental dependence.

Q: Is Padolten approved for use in children or teenagers?

Official product information states that Padolten is not approved for use in children younger than 12 years of age. Additionally, it is not approved for use in adolescents younger than 18 following certain surgeries, such as tonsillectomy or adenoidectomy.

Q: What are the most common reasons a person might be told not to use Padolten?

Regulatory documents list several conditions where the use of Padolten is contraindicated (prohibited). These include having severe asthma, severe lung problems, or severe stomach or bowel blockages, as well as being younger than 12 years old.

Q: Does Padolten change how other medicines are absorbed?

Official studies show that when Padolten is taken with food, the time it takes for both the Tramadol and Acetaminophen components to reach their highest concentration in the bloodstream is delayed.

Q: Are headaches a common side effect of Padolten?

Yes, headaches are listed among the reported common side effects in the official product information for this medication.

Q: Can Padolten cause stomach issues or nausea?

Yes, nausea and vomiting are specifically listed as common side effects in regulatory documents. Stomach pain is also a reported adverse reaction.

Q: Why do some people say Padolten caused them to feel dizzy?

Regulatory documents list dizziness and lightheadedness as common side effects of the medication. This effect is documented in the official safety information.

Q: What is a 'contraindication' for Padolten?

A contraindication is a specific condition or circumstance where the drug is officially prohibited from use because the risk of harm is deemed to outweigh any potential benefit. Examples are listed in the official product information.

Q: Does Padolten require a special prescription or monitoring?

Official information confirms that Padolten is a prescription-only medicine. Due to the risks of addiction, abuse, and misuse associated with opioid products, it is also subject to specific prescribing and monitoring requirements.

Q: Does Padolten affect blood pressure readings?

Official warnings state that the Tramadol component may cause severe hypotension (a significant drop in blood pressure) in some patients. Regulatory warnings describe avoiding use in patients with conditions such as circulatory shock.

Q: Why is Padolten not recommended for people with a history of seizures?

The official label includes a warning that the drug carries a risk of seizure, even when taken at the recommended dose. This risk is greater in patients who have a history of seizures or certain conditions like epilepsy.

Q: What does 'Padolten is indicated for...' mean?

The term "indicated for" means the specific disease or condition for which the medication has been formally approved by regulatory agencies. For Padolten, this indication is for the short-term management of acute pain.

Q: Can I crush or chew Padolten tablets?

The official administration instructions require the tablets to be swallowed whole. Crushing, chewing, or dissolving the tablet is not advised.

Q: What are the signs of an allergic reaction to Padolten?

Official safety information states that signs of a serious allergic reaction may include rash, hives, or swelling of the face, tongue, or throat. Trouble breathing or wheezing are also listed as signs.

Q: Can Padolten cause dry mouth?

Yes, dry mouth is listed as a reported side effect in the official product information for this medication.

Q: Are there any specific lifestyle changes mentioned in the guidance for people using Padolten?

Official warnings caution against the simultaneous use of alcohol and marijuana (cannabis) during treatment. This is because these substances can increase the risk of dizziness, drowsiness, and other severe side effects associated with central nervous system depression.

How should Padolten be stored and disposed of?

Storage and Disposal of Padolten

The storage and disposal instructions for Padolten (Tramadol hydrochloride/Paracetamol) are derived from official regulatory labeling, ensuring product stability and environmental protection.

Required Storage Conditions

Condition Requirement (Official Labeling)
Temperature No special temperature conditions are required for storage.
Packaging Store in the original container or package to protect integrity.
Child Safety Must be kept out of the sight and reach of children.

Disposal Instructions

Unused or expired Padolten must be disposed of in accordance with local requirements. It is strictly prohibited to dispose of the medicine via wastewater or household trash. Patients should consult a pharmacist for guidance on proper collection and disposal methods to protect the environment. The product must not be used past the expiry date shown on the packaging.

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

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