Percodan

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Percodan

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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 Percodan

Percodan is a foundational combination analgesic medication, supplied as an oral tablet for the management of pain. It is structurally defined as a combination drug product that contains two distinct active substances that work through different pathways to achieve a more comprehensive effect.

Property Description
Active ingredient Oxycodone and Aspirin (Acetylsalicylic acid)
Form Tablet
Pharmacological class Combination Analgesic (Opioid and NSAID)
Common use Relief of moderate to moderately severe pain
Origin Synthetic and Semi-synthetic

What Pharmacological Class is Percodan?

Percodan belongs to the pharmacological class of combination analgesics, specifically uniting an opioid analgesic and a Nonsteroidal Anti-inflammatory Drug (NSAID). The two components are pharmacologically recognized for addressing pain through two distinct mechanisms: central and peripheral. The opioid component, Oxycodone, is a full opioid agonist, while the second component, Aspirin, is a salicylate (non-narcotic analgesic). The dual classification reflects the rationale for combining agents with different mechanisms.

Composition: Active Ingredients in Percodan

The active ingredients in Percodan are Oxycodone and Aspirin. Oxycodone influences the central nervous system to alter the perception of pain, while Aspirin provides non-opioid pain relief, alongside established anti-inflammatory and antipyretic (fever-reducing) properties. This combination product delivers the established pain relief actions of both the opioid agonist and the analgesic salicylate. This dual-action formulation is its primary distinguishing factor, setting it apart from alternative single-ingredient pain medications.

General Purpose of the Combination Analgesic

The general therapeutic purpose of Percodan is to provide powerful, multi-modal control for moderate to moderately severe pain. The medication leverages the dual-action strategy, managing both the pain signal's initiation and its subsequent processing in the brain. This approach is intended for comprehensive pain relief for patients who require strong, multifaceted pain management that goes beyond single-agent analgesics.

What side effects are possible with Percodan?

Possible Side Effects and Safety Information

The official safety profile for the combination product of oxycodone and aspirin (Percodan) is defined by documented adverse reactions from both the opioid and salicylate components, as categorized in government regulatory documents like the FDA Prescribing Information.

Adverse reactions are classified across several system-organ classes. Common effects most frequently reported include lightheadedness, dizziness, somnolence, nausea, vomiting, and constipation. Effects on the Nervous System and Gastrointestinal Disorders are the most prominently documented categories.

Serious Adverse Reactions

Regulatory sources emphasize several Serious Adverse Reactions (SARs). These include Respiratory Depression, which can be life-threatening, and the significant risks of Addiction, Abuse, and Misuse. Due to the aspirin component, there is a hazard of severe Gastrointestinal Ulceration and Bleeding. Additionally, prolonged use during pregnancy can result in Neonatal Opioid Withdrawal Syndrome (NOWS) in the newborn.

Safety Patterns and Constraints

The documentation notes that risks, such as respiratory depression, are more pronounced during the initiation of treatment or following a dose increase. Tolerance and physical dependence may develop with chronic exposure. Regarding specific populations, use in children and teenagers is constrained due to the risk of Reye’s Syndrome from the aspirin component. Caution is also advised for older adults and patients with hepatic or renal impairment, as they may face an increased likelihood of serious adverse effects.

Overdose and Emergency Response

Percodan overdose is defined in regulatory documents by severe clinical manifestations stemming primarily from its opioid component, oxycodone. The primary life-threatening outcome is fatal respiratory depression, which may present as extremely slowed or shallow breathing, long pauses between breaths, or no breathing (apnea). Additional manifestations of overdose include profound central nervous system depression, leading to excessive sleepiness, stupor, or coma. Physical signs may include pinpoint pupils (miosis), severe hypotension, slowed heartbeat (bradycardia), and cold, clammy skin. Accidental ingestion of even one dose can result in a fatal overdose, particularly in children.

Official labeling mandates immediate emergency action upon suspected overdose. When manifestations such as unresponsiveness, atypical snoring, or slowed breathing are observed, individuals must seek immediate medical attention and contact emergency services or a poison control center at once, without delay. The regulatory profile notes that elderly and debilitated patients are at particular risk.

Management, as officially described, requires immediate supportive measures to maintain the airway and provide ventilation. Naloxone is documented as the specific antidote available to reverse the acute, life-threatening effects of the opioid component, alongside supportive measures like activated charcoal and close monitoring of vital signs.

Therapeutic Uses of Percodan

What Percodan Treats: Main Uses and Benefits

Percodan is applied across domains where additional symptomatic support is needed in situations involving certain distressing symptoms. The medication is typically utilized for symptomatic management in situations where other pain medicines are not appropriate or when additional support is needed.


Symptom Management and Therapeutic Focus

This medication is commonly used to help manage symptoms of pain that are moderate to moderately severe, or in clinical settings that involve acute or unstable symptom patterns. It is used for managing symptoms that create noticeable physiological strain, and the medication is applied in addressing pain relief, fever, and inflammatory symptoms. This approach supports the patient during difficult episodes by easing distress and assists with maintaining functional stability.

It is generally applied in scenarios requiring short-term symptomatic assistance, such as in post-operative recovery or following injury, and is commonly used across conditions presenting with acute episodes or breakthrough pain.


Key Therapeutic Indications

Percodan is relevant for easing discomfort when pain is accompanied by associated symptoms related to inflammatory or irritative states and elevated body temperature.

Quick Fact: Relief for Pain Intensity
Target Symptom Level: Moderate to Moderately Severe Pain
Benefit Focus: Is intended to contribute to improved comfort and assist with maintaining functional stability.

Eligibility and Restrictions for Use

The regulatory eligibility profile for Percodan (Oxycodone and Aspirin Tablets) is strictly defined by the contraindications and restrictions associated with its two active components. Adult patients without documented contraindications represent the standard eligible population for use.

Official Eligibility Status

Category Regulatory Status
Absolute Contraindications Must not use if patient has known hypersensitivity to oxycodone or aspirin, significant respiratory depression, acute or severe bronchial asthma, known or suspected paralytic ileus, or bleeding disorders (e.g., hemophilia).
Age-Group Limitations Not approved for general use in children; prohibited in children/teenagers for viral infections due to Reye's syndrome risk. Caution is required for elderly or debilitated patients.
Pregnancy/Lactation Contraindicated after 30 weeks of pregnancy. Prolonged use during pregnancy can result in neonatal opioid withdrawal syndrome. Breastfeeding is not recommended.
Conditional Use Requires heightened caution in patients with severe hepatic or renal impairment, pre-existing respiratory impairment (e.g., COPD), or a history of substance use disorder or head injury.

This structured profile ensures formal mitigation of risks by prohibiting use in populations where the risks of an opioid-NSAID combination are officially documented as heightened or intolerable.

What should I know about interactions with other medicines?

Percodan's official interaction profile, documented by regulatory authorities, defines constraints based on both the pharmacokinetic clearance of oxycodone and the pharmacodynamic actions of both active substances.

Interactions Affecting Drug Exposure

The oxycodone component is subject to metabolic clearance interference. Co-administration with CYP3A4 inhibitors (such as ketoconazole or erythromycin) is documented to decrease oxycodone clearance, resulting in an increase in its plasma concentration. Conversely, co-administration with CYP450 inducers (such as rifampin or carbamazepine) increases clearance, leading to a decrease in oxycodone plasma concentration. These changes in exposure are classified as clinically significant and necessitate specific regulatory cautions.

Pharmacodynamic and Additive Effects

A critical pharmacodynamic interaction involves Central Nervous System (CNS) Depressants. Combining Percodan with substances like Alcohol/Ethanol, sedatives, tranquilizers, or other opioid analgesics is officially restricted due to the high risk of additive CNS depression, which can lead to profound sedation and life-threatening respiratory depression. This risk is noted to be heightened in specific populations, including elderly, cachectic, or debilitated patients.

Furthermore, due to the aspirin component, co-administration with other Nonsteroidal Anti-inflammatory Drugs (NSAIDs) increases the additive risk of gastrointestinal injury and bleeding. The product label notes that the anti-platelet effect of aspirin may be affected by the timing of administration of non-aspirin NSAIDs.

Mechanism of Action

Percodan is a combination product acting via distinct central and peripheral pathways. The oxycodone component functions as an agonist, primarily binding to and activating mu-opioid receptors located in the central nervous system (CNS). This binding initiates a cascade involving the inhibition of gamma-aminobutyric acid (GABA) release. The resulting disinhibition promotes descending pain modulatory pathways. This agonist activity at the mu-opioid receptor modulates the neuronal signaling associated with nociception, resulting in altered descending modulation of pain signals. The non-opioid aspirin component acts peripherally by irreversibly acetylating and inhibiting the cyclooxygenase (COX) enzymes, specifically COX-1 and COX-2. This inhibition prevents the enzymatic biosynthesis of pro-inflammatory prostaglandins from arachidonic acid, leading to a reduction in local and systemic inflammatory signaling.

Dosage and Administration Information

How to Use Percodan: Administration Guidelines

Percodan (oxycodone hydrochloride and aspirin) tablets are an immediate-release medication intended strictly for oral administration. The instructions for use establish a precise dosage and administration schedule that patients must adhere to as prescribed by a healthcare provider.

Administration and Dosing

The standard prescribed dose is one tablet taken every 6 hours as needed, creating an as-needed frequency pattern. The dosing schedule is not tied to meals; however, the dose must be individualized by a physician, as the effective analgesic dose for some patients may exceed the tolerance level of others. The dosage must be carefully managed to prevent exceeding the maximum daily limit of the aspirin component.

Administration Component Guideline
Route of Administration Oral administration (tablet)
Standard Dosing Schedule One tablet every 6 hours as needed
Maximum Daily Limit Not to exceed 4 grams of aspirin per 24 hours
Preparation None stated for the immediate-release tablet
Age-Specific Rule Should not be administered to children

Procedural Structure

The protocol involves a three-part step sequence for use. First, the patient takes the tablet orally. Second, the dose may only be repeated once the 6-hour minimum interval has elapsed. Third, the total daily intake must be tracked and restricted to ensure the maximum allowable aspirin quantity is not surpassed, even if this limits the number of 6-hour doses. For all patients, the appropriate dosage must be determined and managed by a healthcare provider to ensure the individualized dose is adhered to.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Percodan

Evidence for Use in Moderate to Moderately Severe Pain (Acute)

The foundation of research for this combination analgesic product involves several types of clinical evaluations. Short-term Randomized Controlled Trials (RCTs) were the primary research method used, alongside Systematic Reviews and Meta-analyses that consolidate data from multiple investigations of combination analgesic agents. Research was conducted in populations experiencing acute episodes of pain, such as those following dental or surgical procedures, to monitor how symptoms evolved during the study period.

These studies monitored specific patient-reported outcomes describing perceived discomfort. Research examined changes in pain intensity scores over brief, defined time intervals, such as a few hours or a few days. Findings describe patterns observed in the studies related to patient-reported changes in pain during the observed period. Research describes changes measured during the study period, detailing how patients reported their experience during phases of heightened symptom activity.

The body of research supporting this short-term acute context consists primarily of high-quality evidence, though results apply only to the populations studied. Research provides insight into short-duration changes, yet there are limitations in the extent of follow-up.

Long-Term Studies and Follow-Up

The majority of the clinical research and RCTs focus on the short-duration use of this medication. For outcomes related to chronic, long-lasting pain, the research scenarios shift to observational settings evaluating daily-life functioning and long-term cohort studies of the opioid analgesic class.

Evidence for outcomes related to daily functioning or activity level over extended timeframes is limited. Studies exploring long-term symptom changes or monitoring patient status for periods of one year or more are rare. For this reason, data for certain groups remain insufficient, and long-term effects are not fully established.

Research does not determine whether an individual will respond similarly over long periods, and certainty remains low regarding the long-term effects of extended administration. Findings describe group patterns from short-term trials, not personal outcomes over years.

Evidence in Special Populations

Research has explored the use of this medication in various populations, particularly older adults. Official regulatory documents indicate that geriatric patients were observed in some studies; however, research explored how the body processes the medication in this group.

The pediatric population is generally excluded from studies involving the full combination product; research describes limitations related to the aspirin component in this age group. Comparative evidence is also lacking for certain groups, such as patients with complex or severe comorbidities, who are often excluded from the initial RCTs. The research provides context but not individual predictions for these specific circumstances.

What is Still Uncertain about Percodan Research

The available research base highlights areas where more data or longer studies are needed. A key limitation is that follow-up durations were limited in many of the pivotal clinical trials, restricting the ability to draw conclusions about the consequences of extended use. Evidence is deemed insufficient to fully characterize outcomes related to daily functioning or activity level in long-term scenarios.

Frequently Asked Questions (FAQ)

Common questions about Percodan (FAQ)


Q: Is Percodan considered a strong pain reliever?

Percodan is an opioid-containing combination medication officially indicated for the management of moderate to moderately severe pain. Official prescribing information states it is to be used when treatment with an opioid is necessary and when non-opioid options are insufficient.


Q: How quickly does Percodan start to work after taking it?

Percodan is formulated as an immediate-release tablet, meaning the active ingredients are released quickly into the body for absorption. While the precise time it takes for an individual to feel relief is variable, the medication is designed to begin working without delay.


Q: How long do the pain-relieving effects of Percodan usually last?

The standard schedule found in official administration guidelines is to take one tablet every 6 hours as needed for pain. This dosing interval suggests that the pain-relieving effects are intended to last for that duration.


Q: Is it normal to feel a little dizzy after taking Percodan?

Yes, regulatory documents list dizziness and lightheadedness among the common adverse reactions reported with the use of Percodan. Experiencing these sensations, particularly when first starting the medication, is a documented possibility.


Q: Why do people sometimes say they feel 'fuzzy' or 'out of it' on Percodan?

This feeling is likely related to the Central Nervous System (CNS) effects of the medication. Official safety information commonly reports side effects such as dizziness, somnolence (drowsiness), and lightheadedness, which can contribute to a feeling of being 'out of it'.


Q: Is Percodan generally safe for older adults or seniors?

Regulatory documents note that older adults may require caution due to increased sensitivity to the effects of the medication and a potential for an increased likelihood of serious adverse effects.


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

Due to the potential for side effects such as dizziness and somnolence (drowsiness), official warnings advise caution regarding activities that require mental alertness. Patients are warned about performing hazardous tasks, such as driving or operating heavy machinery.


Q: What research supports the effectiveness of the Percodan combination?

The foundation for its use is based on clinical studies demonstrating that the combination of the two active ingredients, oxycodone (an opioid) and aspirin (an NSAID), provides effective relief. The combination leverages two distinct mechanisms—one acting centrally and one peripherally—to manage pain.


Q: Can Percodan interact with blood thinning medications?

Official drug interaction information indicates that caution is necessary when used with anticoagulant medications (blood thinners). The aspirin component of Percodan has an anti-platelet effect that may increase the overall risk of bleeding.


Q: How does the aspirin in Percodan complement the oxycodone for pain relief?

The two ingredients work synergistically through different pathways. Oxycodone acts centrally on the brain to alter pain perception, while Aspirin acts peripherally to reduce the body's production of pain and inflammation-causing substances. This dual action provides comprehensive pain management.


Q: What is the main difference between Percodan and just Tylenol with codeine?

The primary difference lies in the active ingredients. Percodan combines the opioid Oxycodone with the NSAID Aspirin. Tylenol with codeine combines the opioid Codeine with Acetaminophen (Tylenol), which is not an NSAID.


Q: What drinks or foods should I avoid while taking Percodan?

Official warnings strictly advise against using Percodan concomitantly with alcohol. This combination is restricted due to the high risk of additive Central Nervous System (CNS) depression, which can lead to severe drowsiness and breathing issues.


Q: Can I take ibuprofen or naproxen while I'm on Percodan?

Regulatory warnings advise against concomitant use with other Non-Steroidal Anti-inflammatory Drugs (NSAIDs), such as ibuprofen and naproxen. This is due to the increased risk of gastrointestinal side effects, including bleeding, associated with the aspirin component.


Q: Are there any herbal supplements or vitamins that interact with Percodan?

While specific herbal products are not listed in depth, patients are generally instructed to inform their physician of all medications, including prescription, over-the-counter, or herbal products. This is essential to prevent potential, unlisted drug interactions.


Q: What happens if you accidentally miss a dose of Percodan?

Official administration instructions state that if a dose is missed, and it is almost time for the next scheduled dose, the patient should skip the missed dose. The instructions state that a patient should not take a double dose to compensate for the missed one.


Q: Can Percodan be used for chronic pain, or is it only for acute pain?

Percodan is officially indicated for pain that is severe enough to require opioid treatment. However, regulatory bodies caution that opioids, including Percodan, are generally not recommended for the long-term management of chronic pain.


Q: How is Percodan different from Perocet?

Percodan and Percocet are different combination opioid products. Percodan combines Oxycodone with Aspirin, while Percocet combines Oxycodone with Acetaminophen (Tylenol).


Q: Does the dosage of Percodan typically change based on a person's weight?

The official guidance emphasizes that the dosage must be individualized by a physician to achieve an effective level of pain relief while respecting safety limitations. This individualization is based on various factors, but weight is not explicitly listed as the sole primary driver for dose adjustment.


Q: Where can I find reliable, official information about Percodan?

The primary source of comprehensive and official information is the Prescribing Information (Drug Label), which is compiled and made available by government regulatory agencies such as the U.S. Food and Drug Administration (FDA) and other national health authorities.


Q: Does Percodan lose its effectiveness if stored improperly?

Official storage instructions require the medication to be stored at controlled room temperature, kept in a tight container, and protected from moisture. Failure to adhere to the required storage conditions carries the risk of compromising the drug’s stability and potentially affecting its effectiveness.


Q: Is Percodan a good option for post-surgical pain?

Percodan is indicated for moderate to moderately severe pain. Clinical studies supporting the use of this class of medication have often been conducted in patient populations experiencing acute pain following procedures such as dental or general surgery.


Q: What should I tell my dentist or surgeon about taking Percodan?

Official information advises patients to inform all healthcare providers, including dentists and surgeons, of every medication they are taking. This includes the use of Percodan, as well as providing a complete overview of their medical history.


Q: Is it safe to take Percodan if I have a history of ulcers or stomach issues?

Caution is advised for patients with a history of gastrointestinal issues, as the aspirin component significantly increases the risk of severe Gastrointestinal Ulceration and Bleeding. A healthcare provider must evaluate this risk.


Q: Why do some people experience itching after taking Percodan?

Pruritus (itching) is a known and reported adverse reaction associated with the opioid component (oxycodone). This is a common side effect observed with opioid analgesics.


Q: Is it safe to drink a small amount of alcohol while taking Percodan?

The official product warnings provide a restriction against using alcohol while taking Percodan. There is a high risk of additive Central Nervous System (CNS) depression when combining the two substances, which can lead to profound sedation and dangerously reduced breathing.


Q: Can Percodan cause dry mouth?

Yes, regulatory documents list dry mouth as a documented adverse reaction that has been reported with the use of Percodan.


Q: What precautions should be taken when stopping Percodan after long-term use?

Since physical dependence may develop with chronic use, official guidance indicates that abrupt discontinuation should be avoided. A gradual reduction in dosage (tapering) may be necessary to minimize the risk of withdrawal symptoms.


Q: Do I need to take Percodan with food to prevent stomach upset?

While the official dosing schedule is not tied to meals, the aspirin component can irritate the stomach lining. Taking the medication with food may help to reduce the potential for gastrointestinal discomfort.

How should Percodan be stored and disposed of?

Percodan (oxycodone and aspirin tablets) must be stored and disposed of according to strict official requirements defined in regulatory labeling.

Storage Conditions

Requirement Official Rule
Temperature Store at Controlled Room Temperature, 20 C to 25 C (68 F to 77 F).
Protection Keep in a tight container and protect from moisture.
Child Safety Store out of sight and out of reach of children, in a secure place not accessible to visitors or others.

Disposal Instructions

When the medication is expired or no longer needed, prompt disposal is required. If a drug take-back program is unavailable, the official regulatory instruction is to flush the unused medication down the toilet. This procedure prevents the risk of accidental ingestion or misuse of the opioid component.

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

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