Depalgos

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Depalgos

Treatment option: Pain

Medically reviewed

Marina Burgos

Last updated on 10/01/2026

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 Depalgos

Property Description
Active Ingredients Oxycodone Hydrochloride, Acetaminophen (Paracetamol)
Form Oral tablet (Fixed-dose combination)
Pharmacological Class Combination analgesic
Common Use Management of moderate to severe pain
Origin Semi-synthetic (Oxycodone) and Synthetic (Acetaminophen)

What Type of Medicine is Depalgos? (Identity and Classification)

Depalgos is a highly effective fixed-dose combination analgesic, recognized in clinical practice for its reliable action in treating significant painful episodes. This oral medicine contains two active substances within a single formulation: the semi-synthetic opioid analgesic Oxycodone Hydrochloride and the common non-opioid analgesic/antipyretic Acetaminophen. This dual composition places it in a pharmacological class specifically designed for strategic, robust pain management. Due to the presence of Oxycodone, the product is universally classified as a prescription drug and a strictly controlled substance in most jurisdictions. This classification confirms that the medicine is specifically intended for managing pain that standard, over-the-counter pain relievers cannot adequately address.

Composition and General Purpose of the Dual-Agent Analgesic

The medicinal core of Depalgos is defined by the precise blend of Oxycodone Hydrochloride and Acetaminophen (Paracetamol). The Oxycodone component acts centrally, targeting the primary pathways of pain perception. The complementary Acetaminophen component, a distinct non-opiate compound, works via a separate mechanism to significantly enhance the overall pain-relieving capability. The general therapeutic purpose of this product is to manage acute or chronic challenging pain that has proven unresponsive to single-agent opioid or non-opioid treatments. By achieving a powerful synergistic effect, Depalgos provides robust symptomatic relief, efficiently elevating the patient’s pain threshold.

Regulatory References

  1. Oxycodone - LiverTox - NIH
  2. MedlinePlus Drug Information on Oxycodone Combination Products

What side effects are possible with Depalgos?

Possible Side Effects and Safety Information

Regulatory documents classify the adverse effects of this combination analgesic across multiple system-organ classes, reflecting the risks of both the opioid (oxycodone) and non-opioid (acetaminophen) components. The most frequently observed adverse reactions are often linked to the central nervous and gastrointestinal systems.

Commonly Documented Adverse Reactions

Adverse reactions that appear most frequently in official product labeling include Constipation, Nausea, Vomiting, Somnolence (drowsiness), Dizziness, Headache, and Pruritus (itching). These effects are generally noted to be more prominent at the start of therapy or during periods of dose escalation.

Serious Adverse Reactions and Safety Constraints

Official regulatory documents emphasize the potential for serious adverse reactions. The most critical opioid-related risk is Life-Threatening Respiratory Depression, which is greatest during the initiation of treatment. Furthermore, the acetaminophen component carries a documented risk of Hepatotoxicity (acute liver failure), which can be fatal. Severe skin reactions, such as Stevens-Johnson Syndrome, are also cited. The medicine is officially classified as a Schedule II controlled substance, underscoring its potential for addiction and misuse.

Population-Specific Safety Notes

Certain patient populations require specific safety considerations, as stated in the labeling. Older adults may have an increased risk for respiratory depression. For pregnant patients, prolonged use carries the risk of Neonatal Opioid Withdrawal Syndrome in the newborn. Safety and effectiveness for pediatric patients have not been established in regulatory documentation. Use is restricted (contraindicated) in patients with conditions such as significant respiratory depression or known or suspected gastrointestinal obstruction.

Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory documentation for Depalgos, a fixed-dose combination of Oxycodone and Acetaminophen, describes two simultaneous, potentially fatal overdose syndromes. Immediate emergency medical attention must be sought for any suspected overexposure, as mandated by regulatory authorities.

Documented Overdose Manifestations

Component Primary Life-Threatening Manifestations Early Symptoms/Signs
Oxycodone Severe respiratory depression, stupor, coma, respiratory arrest. Extreme somnolence, pinpoint pupils (miosis), hypotension, skeletal muscle flaccidity.
Acetaminophen Potentially fatal hepatic necrosis and acute liver failure. Nausea, vomiting, diaphoresis, malaise, progressing to upper abdominal pain and jaundice.

Required Emergency Actions

The most critical risk is the life-threatening respiratory depression caused by the opioid component, and the delayed, progressive damage caused by the non-opioid component. Overdose management requires concurrent, specific interventions.

  • Seek Immediate Help: Contact emergency services immediately if signs such as slowed or shallow breathing, loss of consciousness, or inability to respond occur. Accidental ingestion of even one dose by a child requires urgent medical assessment.
  • Antidotes: Naloxone is the documented antidote for opioid-related respiratory depression. N-acetylcysteine (NAC) is the required antidote for Acetaminophen toxicity, and administration should not be delayed while awaiting test results.
  • Monitoring: Continuous hospital monitoring is required due to the risk of relapse of respiratory depression and the delayed onset of hepatotoxicity.

Therapeutic Uses of Depalgos

The combination analgesic Depalgos is commonly used in situations involving pronounced symptoms where prior symptomatic support has been insufficient. The immediate-release formulation is considered relevant for managing both acute and chronic pain that is moderate to severe in intensity. It is typically applied across domains involving increased discomfort or tension, such as postoperative pain, severe chronic musculoskeletal pain, and complex pain presentations in oncological care.

Symptomatic Relief Across Key Clinical Contexts

This medication is applied in both acute and long-term therapeutic contexts. It addresses symptomatic patterns where pain intensity is significant and provides additional support for relief that helps ease the overall symptom burden. This supportive therapeutic benefit may help patients cope more steadily with symptom fluctuations. Its indications generally include conditions presenting with high-intensity symptoms, such as pain related to degenerative conditions or following major physical trauma.

“This analgesic is commonly used when symptoms create noticeable physiological strain and prior symptomatic support has been insufficient.”

Quick Fact: Relief for Refractory Pain

Depalgos is generally used in clinical settings marked by heightened patient distress, offering symptomatic relief when other, single-agent options have proven insufficient to manage moderate to severe pain.

Regulatory References

  1. NIH/NCBI StatPearls Overview

Eligibility and Restrictions for Use

Depalgos is officially established for use in adult patients requiring the management of moderate to moderately severe pain when standard alternatives are insufficient.

The medicine is strictly contraindicated for several populations as defined by regulatory bodies. It must not be used by patients with a known hypersensitivity to oxycodone, acetaminophen, or any component in the formulation. Absolute exclusions also apply to individuals with acute or severe respiratory depression, uncontrolled bronchial asthma, or known or suspected gastrointestinal obstruction, such as paralytic ileus.

Use is not established in the pediatric population as safety and effectiveness data are not confirmed. Older adults require caution due to increased risk of adverse effects.

Eligibility is also restricted based on organ function and comorbidities. Extreme caution is mandated for patients with severe hepatic impairment (liver disease) and severe renal impairment (kidney disease). Additional caution applies to patients with Chronic Obstructive Pulmonary Disease (COPD) or those with conditions that increase intracranial pressure. During pregnancy, the medicine is classified as Category C, and extended use carries an official risk of Neonatal Opioid Withdrawal Syndrome.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory documents define specific restrictions and requirements concerning the combination of this medicine with other products, primarily due to the oxycodone component's metabolism and central nervous system (CNS) effects.

Categories of interacting products include:

  • CNS Depressants: Co-administration with other opioid analgesics, alcohol, general anesthetics, sedative-hypnotics, and tranquilizers may result in profound sedation, respiratory depression, coma, and death due to additive CNS effects. Regulatory agencies mandate limiting the dosage and duration of concurrent use with benzodiazepines.
  • MAO Inhibitors (MAOIs): Use is contraindicated with MAOIs (or within 14 days of their cessation) due to the risk of potentiating opioid effects and Serotonin Syndrome.
  • CYP3A4 Modulators: Drugs that inhibit the CYP3A4 enzyme (e.g., specific antifungals or antibiotics) can increase oxycodone plasma concentrations, raising the risk of adverse effects. Conversely, CYP3A4 inducers (e.g., rifampin, phenytoin) can decrease oxycodone concentrations. Monitoring for altered effects is required when starting or stopping these agents.
  • Serotonergic Drugs: Combining with other serotonergic agents (including SSRIs, SNRIs, tricyclic antidepressants, and triptans) may lead to Serotonin Syndrome.
  • Anticoagulants: The paracetamol component has been documented to interact with coumarin anticoagulants, such as warfarin, requiring close monitoring of the International Normalized Ratio (INR) for potential increases.

Use with mixed agonist/antagonist and partial agonist opioid analgesics (e.g., butorphanol, buprenorphine, nalbuphine, pentazocine) is officially avoided, as they may reduce the pain-relieving effect or precipitate withdrawal symptoms.

Mechanism of Action

Depalgos is a small-molecule therapeutic that functions as a targeted inhibitor of farnesyl pyrophosphate synthase (FPPS), an enzyme within the mevalonate pathway specific to the osteoclast. The mechanism is initiated by the drug's high-affinity binding to the FPPS active site.

This molecular interaction prevents the enzyme from catalyzing the synthesis of geranylgeranyl pyrophosphate (GGPP) from isopentenyl pyrophosphate (IPP) and dimethylallyl pyrophosphate (DMAPP). The absence of GGPP subsequently inhibits the prenylation of small GTPases (including Rho, Rac, and Rab), which require prenylation to integrate into the cell membrane. By disrupting the prenylation cascade, Depalgos prevents the proper cytoskeletal organization, membrane ruffling, and vesicular trafficking necessary for osteoclast function. The disruption of these processes ultimately initiates programmed cell death, or apoptosis, in the osteoclast cell. This focused effect results in a reduction of osteoclast numbers.

Dosage and Administration Information

The Depalgos combination product (Oxycodone/Acetaminophen) is officially administered exclusively via the oral route, available as both an immediate-release tablet and an oral solution. Dosing is highly individualized and is determined by a healthcare provider based on the patient's pain level and response to the initial strength.

Official Dosing Patterns

The immediate-release tablets are typically prescribed to be taken every 6 hours as needed for pain. The initial dose usually contains 5 mg of the oxycodone component, combined with 300 mg or 325 mg of acetaminophen. The medicine may be taken with or without food.

Key Procedural Constraints

A critical administration constraint is the maximum daily intake of the acetaminophen component. The total amount of acetaminophen consumed from all sources, including the Depalgos product and any other non-prescription medicines, must not exceed 4,000 mg (4 grams) in a 24-hour period to mitigate the risk of hepatotoxicity.

Population and Duration Rules

Lower starting doses and careful titration are officially advised for sensitive populations, including older adults and patients with known hepatic or renal impairment, due to altered drug clearance. If a scheduled dose is missed, it is advised to skip the missed dose and continue the regular schedule rather than taking a double dose. For discontinuation following long-term use, the official procedure requires a gradual dose taper to prevent withdrawal symptoms.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Depalgos

Research and evidence related to the oxycodone and acetaminophen combination product (Depalgos) comes from formal clinical studies. These studies explore how symptoms are measured and how they change over defined periods. This overview summarizes the structure of that evidence, reflecting findings described in regulatory reviews and the broader peer-reviewed literature.


Evidence for Use in Acute Pain (Postoperative and Musculoskeletal)

Research exploring short-term symptom changes, such as that experienced after a surgical procedure or an acute injury, primarily involves short-term Randomized Controlled Trials (RCTs). These studies typically measured patient-reported outcomes describing perceived discomfort, using pain intensity scales over a period of 48 to 72 hours. Studies reported measurements of short-term differences in pain intensity scores between the combination product group and the placebo group during the initial short follow-up period.

However, the follow-up durations were limited, meaning research provides limited insight into outcomes beyond the initial recovery phase (e.g., past 72 hours). Long-term use patterns are not well characterized by this study base.


Evidence for Use in Cancer-Related Pain

Studies for cancer-related pain involve both RCTs and clinical observation studies. Research examined outcomes related to physical discomfort and daily functioning or activity level, measured by tools like pain intensity scores and generalized quality of life scales. The populations studied were cancer patients with moderate-to-severe pain, including those already using other pain management strategies.

Studies report how symptoms evolved in the observed populations, noting that the combination product was observed in some studies to be associated with measurements related to pain control. A key limitation is that comparative evidence is lacking, as trials frequently focus on the study aims related to the opioid component (oxycodone) rather than the fixed combination structure over long periods.


Research Landscape for Chronic Non-Cancer Pain

For conditions characterized by fluctuating or episodic manifestations, such as chronic low back pain or osteoarthritis, the available evidence structure relies heavily on systematic reviews and meta-analyses of existing, often short-duration, RCTs, supplemented by long-term observational studies. Findings were mixed across studies, with short-term RCTs reporting patterns related to measurements of pain intensity scores when compared to placebo.

The evidence is limited regarding long-term effects, meaning the certainty remains low for outcomes related to long-term symptom management over periods exceeding a few months. The follow-up durations were limited, with most high-quality trials being less than six months in duration, meaning high-quality evidence supporting long-term symptom stability is not fully established.


Key Evidence Gaps and Areas of Uncertainty

The research so far indicates that consistency of findings varies across studies, particularly for long-term chronic pain management. Data are still emerging in several key areas. The main limitations include that the follow-up durations were limited for many conditions, and comparative evidence is lacking in many scenarios. Subgroup findings are uncertain, as sample sizes were limited for many studies examining specific patient groups.

Frequently Asked Questions (FAQ)

Common questions about Depalgos (FAQ)

Q: Is Depalgos used for long-term pain management?

Regulatory guidance and official research overviews note that the evidence supporting the long-term effectiveness of opioids for chronic pain is limited. While the medicine may be used beyond short-term episodes, regulatory frameworks indicate that continued use requires periodic clinical review to assess ongoing effectiveness and necessity.


Q: What happens if Depalgos is taken with alcohol?

Official warnings state that taking this medicine with alcohol can lead to additive central nervous system (CNS) depressant effects. This combination may result in profound sedation, dangerously slowed breathing (respiratory depression), coma, and can be fatal. Co-administration with alcohol is officially discouraged in regulatory warnings due to the potential for serious additive effects.


Q: Can Depalgos interact with common antidepressant medications?

Official drug labels indicate that combining Depalgos with certain other serotonergic medicines, which include some types of antidepressants (such as SSRIs and SNRIs), carries a risk. This combination may lead to a serious condition called Serotonin Syndrome. Official guidance emphasizes the need to disclose all medications, including antidepressants, to a healthcare provider.


Q: How does Depalgos affect a person's ability to concentrate?

The official product information lists somnolence (drowsiness) and dizziness as common side effects. These central nervous system effects may impair your mental and physical ability, including how well you can concentrate or react. Because of these effects, caution is generally indicated when performing activities that require full attention, such as driving.


Q: What is the general expectation for how long a person stays on Depalgos?

Research overviews often note that follow-up data supporting stable long-term use are limited. While some patients may require prolonged use for specific types of pain, regulatory guidance typically emphasizes careful monitoring and periodic review of the need for continued treatment. The official procedure for discontinuation following prolonged use involves a gradual dose taper.


Q: What distinguishes Depalgos from other similar pain medications?

Depalgos is defined as a fixed-dose combination analgesic because it contains two distinct active components in one tablet: the opioid oxycodone and the non-opioid acetaminophen. This dual composition is specifically designed to work through separate pathways to provide robust management for pain that is moderate to moderately severe.


Q: Can Depalgos cause changes in mood or sleep?

Regulatory documents list central nervous system (CNS) effects that could influence mood or sleep. While drowsiness (somnolence) is common, official labels may also report less frequent adverse reactions such as nervousness, anxiety, or insomnia (difficulty sleeping) associated with opioid use.


Q: Are there any common supplements that interact with Depalgos?

Official product information advises the disclosure of all substances, including dietary and herbal supplements, due to the potential for interaction. Certain supplements may affect how the medicine is metabolized by the body or could increase the risk of specific side effects due to additive actions.


Q: What should I know about driving after taking Depalgos?

Due to the potential for dizziness and sleepiness, regulatory agencies state that operating a vehicle or heavy machinery may be impaired until the individual's reaction to the medicine is known. This medicine can cause side effects like dizziness, sleepiness, and confusion.


Q: How long does it typically take for Depalgos to start working?

For the immediate-release formulation, official studies indicate that the onset of pain relief action typically occurs within about 15 to 30 minutes. The medicine generally reaches its peak effectiveness in the body in approximately one hour after administration.


Q: Does Depalgos stay in your system for a long time?

Official pharmacological data show that the half-life of the oxycodone component is approximately 3 to 5 hours. This means that the effects of a single dose of the immediate-release formulation are reported to last for about 3 to 6 hours.


Q: Are there specific food types to avoid while using Depalgos?

While the medicine can be taken with or without food, regulatory warnings specifically advise against the consumption of grapefruit or grapefruit juice. These products can affect the metabolism of the oxycodone component, which may lead to higher drug concentrations and an increased risk of adverse effects.


Q: Why is Depalgos only available by prescription?

The medicine is only available by prescription because it contains the active substance oxycodone. The presence of this opioid results in the product being classified as a Schedule II controlled substance by regulatory bodies, due to its recognized potential for abuse and dependence.


Q: What are the signs that a person might be having a serious interaction with another drug?

Signs of a serious drug interaction can be related to the central nervous system or respiratory function. These signs may include feeling extremely sleepy, experiencing unusual confusion, having slow or shallow breathing, or noticing changes in heart rate. These signs indicate the potential for a serious reaction and are noted in official guidance as requiring prompt medical attention.


Q: How long do the effects of one dose of Depalgos usually last?

Based on official pharmacological properties, the pain-relieving effects of a single dose of the immediate-release formulation are generally reported to last between 3 to 6 hours.


Q: Can Depalgos be used for headaches or migraines?

The official indication, as stated in regulatory documents, is for the management of moderate to moderately severe pain. The medicine is not specifically approved or indicated by regulatory agencies for the prevention or targeted treatment of episodic or chronic migraines.


Q: Does Depalgos have different formulations or strengths?

Yes, official regulatory documents describe that this product is available as an immediate-release tablet and an oral solution. The immediate-release tablets are produced in several strengths, such as those combining 5 mg of oxycodone with 300 mg or 325 mg of acetaminophen.


Q: Is there any research on Depalgos use in children or teenagers?

Official regulatory documentation states that the safety and effectiveness of the medicine have not been established in the pediatric population. This means there is insufficient data to confirm its use for children or teenagers.


Q: Does the body build a tolerance to Depalgos over time?

Yes, regulatory labels for the opioid component note that tolerance may develop after long-term use. Tolerance is defined as requiring a higher dose over time to achieve the same effect, and this is a recognized risk associated with opioid medications.


Q: Can Depalgos interact with medication for high blood pressure?

Official labels do not list specific interactions with common high blood pressure medications. However, the use of opioid analgesics may sometimes be associated with hypotension (low blood pressure) as a potential adverse effect.


Q: What kind of medical monitoring is sometimes needed when starting Depalgos?

Official guidance mandates close monitoring by a healthcare provider, particularly when beginning treatment. Monitoring is especially critical for observing side effects and altered drug clearance in sensitive patient populations, such as those with hepatic (liver) or renal (kidney) impairment.


Q: What are the criteria for being eligible to receive a prescription for Depalgos?

According to the official indication, the medicine is intended for patients who require the management of moderate to moderately severe pain. A key requirement is that the patient's pain has proven to be unresponsive to management with standard, less powerful alternatives.


Q: Is Depalgos only for severe pain, or can it be used for moderate pain?

The official indication for the medicine, as stated in regulatory documents, covers both moderate and moderately severe pain. It is positioned for use when the severity of pain necessitates the use of a combination opioid analgesic.


Q: What are the long-term effects of using Depalgos?

Research indicates that long-term use patterns are not fully characterized by high-quality studies. However, the prolonged use of opioid analgesics may be associated with potential harms, including chronic constipation, hormonal changes, and other long-term endocrinological effects.


Q: Is the research evidence on Depalgos considered strong?

Regulatory reviews and evidence overviews note that the consistency of findings can vary across studies, particularly concerning long-term chronic pain management. High-quality evidence supporting sustained symptom relief over extended periods is noted as not yet fully established.


Q: Can Depalgos affect the results of blood tests?

The acetaminophen component of this medicine has been documented to interact with certain anticoagulants (blood thinners) like warfarin. This interaction requires close monitoring of blood coagulation markers, such as the International Normalized Ratio (INR), to prevent adverse outcomes.


Q: Why do some people experience itching or rash with Depalgos?

Itching (pruritus) is listed in official documentation as a commonly reported side effect. This effect is often related to the opioid component and can be caused by the release of histamine in the body. Severe skin reactions, such as Stevens-Johnson Syndrome, are also cited as serious, though rare, risks.


Q: Can taking Depalgos cause stomach upset?

Yes, official regulatory labeling lists nausea and vomiting as frequently documented adverse reactions. These effects are part of the common gastrointestinal disturbances reported by patients using this medicine.

How should Depalgos be stored and disposed of?

How to Store and Dispose of Depalgos?

The storage and disposal of Depalgos, a potent opioid-containing medicine, are subject to strict regulatory requirements to ensure stability and public safety.

Official Storage Conditions

Depalgos must be kept out of the sight and reach of children to prevent accidental, fatal ingestion. Store the tablets below 25°C and keep them in the original package (blister) to protect from light until the time of use. Do not use the medicine beyond the expiration date stated on the packaging.

Disposal Instructions

Unused or expired Depalgos must be disposed of properly according to local guidelines. Due to its opioid content, official regulatory guidance recommends utilizing a drug take-back program. If a program is not immediately available, the FDA specifies that this medicine should be flushed down the toilet to quickly remove the danger of accidental exposure in the home.

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

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