Parofen

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Medically reviewed

Laura Arias

Last updated on 22/12/2025

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

Overview of Parofen

Property Description
Active ingredients Acetaminophen and Ibuprofen
Form Oral Solid Forms (e.g., Tablet, Capsule)
Pharmacological class Analgesic, Antipyretic, NSAID Combination
Common use Symptomatic relief of pain and fever
Origin Synthetic

What is Parofen and Its Pharmacological Identity?

Parofen is a synthetic, fixed-dose combination medication with dual primary classifications as an analgesic and antipyretic. The product is typically formulated to be taken via the oral route of administration as an oral solid form, such as a tablet or capsule. Its inclusion in the category of nonopioid analgesics underscores its role in managing mild to moderate discomfort and fever. Parofen, as a combination of Acetaminophen and Ibuprofen, is clinically recognized for providing broad symptomatic relief for conditions such as headache or muscle aches.

Composition and Form: Acetaminophen and Ibuprofen

The fundamental composition of Parofen relies on the combination of two distinct active ingredients: Acetaminophen (often referred to as Paracetamol) and Ibuprofen. Acetaminophen is widely recognized globally as a primary non-narcotic analgesic and antipyretic. Ibuprofen is simultaneously included, contributing the pharmacological effects of a Nonsteroidal anti-inflammatory drug (NSAID). This deliberate combination, which is synthetic in origin, incorporates both ingredients and solid excipients into a single preparation, representing a differentiated approach from single-agent products.

Why the Dual Mechanism is Important (High-Level Benefit)

The dual mechanism provided by Parofen is important because the components work in complementary ways, offering a broader range of symptomatic relief than single-agent therapy. The combination capitalizes on the independent actions of Acetaminophen (primarily providing pain signaling blockade) and Ibuprofen (primarily providing a peripheral anti-inflammatory effect). Combining these two agents may offer superior efficacy for pain compared to either drug used alone. This approach provides a comprehensive strategy for managing general pain and fever.

What side effects are possible with Parofen?

Possible Side Effects and Safety Information

The safety profile for this compound, based on established regulatory data for related pharmaceuticals, is structured by System-Organ Class and severity.

Serious and Clinically Significant Adverse Reactions

System-Organ Class Serious Adverse Reactions (Regulatory Warnings)
Cardiovascular Increased risk of serious thrombotic events, including Myocardial Infarction (heart attack) and Stroke, which may be fatal. This risk may occur early and increase with the duration of use.
Gastrointestinal Increased risk of serious GI adverse events, including Bleeding, Ulceration, and Perforation of the stomach or intestines, which can be fatal. These events may occur without warning symptoms.
Respiratory/Pulmonary Risk of Lipoid Pneumonia (lung inflammation) if the liquid form is accidentally inhaled (aspirated), particularly in the elderly or those with swallowing difficulties.
Hypersensitivity Severe allergic reactions (anaphylaxis) may occur, especially in individuals with a history of aspirin sensitivity. Symptoms can include hives, facial swelling, asthma (wheezing), and shock.

Common Adverse Reactions

Commonly observed adverse reactions across related drug classes involve the gastrointestinal system and include nausea, vomiting, diarrhea, abdominal discomfort, and dyspepsia (heartburn). Skin reactions like rash or itching may also occur.

Population-Specific Safety Considerations

  • Cardiovascular and GI Risk: Elderly patients and those with a prior history of peptic ulcer disease or GI bleeding are at a greater risk for serious GI events.
  • Pregnancy: The use of NSAIDs during the third trimester of pregnancy is contraindicated as it may cause harm to the fetus or complications during delivery.
  • Aspiration Risk: Use in children and patients with swallowing impairments requires particular caution due to the risk of pulmonary aspiration.

Overdose and Emergency Response

Overdose and When to Seek Help

A suspected overdose of Parofen requires immediate medical attention, even if no initial symptoms are apparent, due to the potential for delayed, life-threatening organ damage. Regulatory guidance mandates urgent hospital evaluation for all toxic ingestions to assess risks from both active ingredients.

Documented Manifestations and Severe Outcomes: Clinical signs listed in official labeling may initially present as nausea, vomiting, epigastric pain, lethargy, dizziness, and diaphoresis. Severe outcomes are associated with the toxicity of both components:

  • Acetaminophen Component: Potential for fulminant liver necrosis, hepatic failure, and subsequent coma or death.
  • Ibuprofen Component: Risk of acute renal failure, severe hypotension, metabolic acidosis, seizures, and respiratory depression.

Required Emergency Actions and Management: Official regulatory documents require that emergency services or a poison control center be contacted immediately upon suspicion of overdose. Management is fundamentally symptomatic and supportive. The regulatory profile notes that a specific antidote (N-acetylcysteine) is available to counteract Acetaminophen toxicity, while no specific antidote exists for the Ibuprofen component. Procedures require continuous monitoring of plasma drug concentrations and continuous assessment of hepatic and renal function in a hospital setting.

Therapeutic Uses of Parofen

What Parofen Treats: Main Uses and Benefits

Parofen is considered relevant for the short-term treatment of mild to moderate pain. It may provide comprehensive support in managing pain and fever, often complementing the action of the individual components. This combination is commonly used to help with symptoms related to systemic imbalance and heightened physiological activity, such as the fever and body aches associated with the cold and flu.

The medication is applied across domains where additional symptomatic support is needed. This includes acute pain presentations like headache, toothache, minor arthritis pain, and menstrual cramps. It is also a relevant choice for addressing ongoing or moderate postsurgical dental pain.

“The dual components help address groups of symptoms that may become intense or disruptive, contributing to improved comfort during periods of fever and localized aches.”

Quick Fact: Relief for Acute Symptom Clusters

Parofen is utilized in clinical settings where short-term symptom stabilization is important, providing support that helps ease the overall symptom burden and provides supportive relief when symptoms interfere with routine activities during symptomatic phases.

Eligibility and Restrictions for Use

Who can and cannot use Parofen?

Parofen is officially approved for use in adults and children 12 years of age and older who do not have contraindicating conditions. Safety and effectiveness are not established for children younger than 12. Use in older adults (ge 60 years) requires caution due to increased risks of cardiovascular and gastrointestinal events.


The medicine is contraindicated (must not be used) in patients with known hypersensitivity to acetaminophen, ibuprofen, or any other NSAID, including those with a history of aspirin-sensitive asthma. Absolute non-eligibility applies to patients with severe hepatic impairment, severe active liver disease, or severe uncontrolled heart failure. Use is also strictly prohibited for patients taking any other product containing acetaminophen.


Regarding physiological states, Parofen is contraindicated in the third trimester of pregnancy (30 weeks gestation and later). Use must be avoided between 20 and 30 weeks gestation. The medicine is also contraindicated for the treatment of pain in the setting of Coronary Artery Bypass Graft (CABG) surgery. Use requires caution in patients with a history of heart disease, hypertension, or moderate liver/kidney impairment.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory documents identify several categories of medicinal products that have documented interactions with Parofen, necessitating specific monitoring or use restrictions.

Documented Interacting Categories and Implications

Interactions are structured around pharmacodynamic effects on hemostasis, and pharmacokinetic/pharmacodynamic effects that impact cardiovascular and renal function. Use with other non-steroidal anti-inflammatory drugs (NSAIDs), including analgesic doses of aspirin, is generally not recommended or must be avoided due to increased risks.

Interacting Medicine/Category Official Interaction Statement/Constraint
Drugs Affecting Hemostasis (e.g., Warfarin, SSRIs, SNRIs, Antiplatelet Agents) Increased risk of bleeding; necessitates monitoring for signs of bleeding.
ACE Inhibitors, ARBs, Beta-Blockers May diminish the antihypertensive effect; requires blood pressure monitoring.
Diuretics (e.g., Furosemide, Thiazides) Reduction of natriuretic/diuretic effect; requires monitoring to ensure efficacy.
Digoxin Increased serum concentration and prolonged half-life; requires monitoring of serum digoxin levels.

Population-Specific Constraints

The co-administration of Parofen with ACE Inhibitors or Angiotensin Receptor Blockers (ARBs) in elderly patients, or those with volume depletion or pre-existing renal impairment, carries a higher risk of deterioration of renal function. This specifically requires monitoring for signs of worsening renal function in these high-risk populations.

Mechanism of Action

The mechanism of action for Parofen involves the complementary physiological effects of its two components: Ibuprofen acts on peripheral pathways, while Paracetamol acts centrally. This dual approach modulates key pathways involved in nociception and thermoregulation.

Ibuprofen acts as a non-selective competitive inhibitor of Cyclooxygenase (COX) enzymes, COX-1 and COX-2. This action blocks the arachidonic acid cascade, reducing the local synthesis of pro-inflammatory prostaglandins and modifying inflammatory mediator levels at the site of tissue injury.

Paracetamol's mechanism is predominantly central, likely inhibiting COX-2 within the CNS and influencing descending serotonergic pathways. This central action influences the hypothalamic temperature set point and elevates the central pain threshold, resulting in the modulation of elevated core body temperature and altered central processing of nociception.

Dosage and Administration Information

How Parofen is Used: Official Administration Guidelines

Parofen (Acetaminophen/Ibuprofen combination) must be administered strictly according to the official dosing and use instructions. This ensures the medicine is used within the established parameters for the fixed-dose combination.


Official Administration Protocol

The approved usage protocols define the route, frequency, and maximum duration of use.

Entity Official Administration Guideline
Route of Administration Oral (Tablets, Caplets, Powder for Solution) and Intravenous (IV) in appropriate hospital settings.
Standard Adult Dosing Typically 1 to 2 tablets or 2 caplets per dose, depending on the product strength and regional label.
Dosing Frequency Administer every 6 to 8 hours as needed, with a minimum interval of at least 6 hours between successive doses.
Maximum Daily Dose Strict limitation, generally not more than 6 units (tablets/caplets) in a 24-hour period.
Duration of Use Restricted to short-term use only, commonly limited to 3 to 5 days for pain and fever unless directed by a healthcare professional.

Administration Conditions and Restrictions

Official instructions provide specific guidance on how the medicine should be taken and under what limitations:

  • With/Without Food: Recommended to be taken with food or milk to aid administration and minimize gastrointestinal effects, typically taken with water.
  • Preparation: Oral powders (sachets) require dissolution in a glass of water before intake. IV solutions must be administered as a 15-minute infusion.
  • Co-administration: Patients must not take this product concurrently with any other medicine containing Acetaminophen or Ibuprofen to prevent accidental overdose.
  • Population Rules: Dosage should be kept at the lowest effective level in patients with renal or hepatic impairment. The product is generally not recommended for children under 12 or 18 years without medical guidance.

These guidelines establish the controlled and time-limited administration structure for the Parofen combination product.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Parofen

The clinical evaluation of the Acetaminophen and Ibuprofen fixed-dose combination has centered on research exploring symptom measurement in contexts of physical discomfort and physiological imbalance. The findings described below reflect group patterns, and research does not determine whether an individual will respond similarly. This overview is based on official clinical trials and scientific reviews.


Evidence for Use in Acute Postsurgical Dental Pain

Research has primarily focused on short-term Randomized Controlled Trials (RCTs) following the surgical extraction of third molars. This research model involves short-term RCTs, where the combination was observed in adults and studies monitored outcomes related to physical discomfort over specific intervals, such as 4 to 8 hours post-dose. The research also monitored the patient's need for rescue pain medication.

Studies report how symptoms evolved in the observed populations, and the findings describe patterns observed in the studies over short time periods when compared to a placebo. The evidence contributes to understanding symptom patterns in this acute setting, but results apply only to the populations studied (dental extraction). Follow-up durations were limited, and the existing studies provide limited insight into outcomes or pain patterns beyond 48 hours.

Evidence for Use in General Mild to Moderate Acute Pain

This part reviews the type of comparative clinical trials and pooled analyses that investigated the use of this combination for common acute symptoms, such as headache, muscle aches, and menstrual cramps.

Studies compared the combination against placebo and the individual components, monitoring responses over defined time intervals. Findings were mixed when observing patterns against maximum over-the-counter doses of the individual components in some settings. Data for general mild-to-moderate pain remain somewhat heterogeneous, and evidence quality varies across studies. As with acute postsurgical pain, there is limited information for long-term outcomes.

What is Still Uncertain About the Research Evidence

The research highlights what is known — and what is still uncertain. Data are still emerging for uses beyond acute, short-term symptom relief. Evidence is limited regarding the research exploring the use of this combination in the management of chronic conditions, such as long-term inflammatory or functional disorders. Furthermore, comparative evidence is lacking in some areas, making it uncertain how the research findings for the fixed-dose combination align with findings for the two components used separately.

Key Studies & References

  1. Single dose oral paracetamol (acetaminophen) plus ibuprofen for acute postoperative pain in adults
  2. Guideline for the Management of Acute Dental Pain
  3. Ibuprofen and acetaminophen/paracetamol - Drug Information Portal

Frequently Asked Questions (FAQ)

Common questions about Parofen (FAQ)

Q: What is Parofen used for besides the main things mentioned?

Regulatory documents state that this medicine is approved for the temporary relief of minor aches and pains associated with various common conditions. These can include pain from backache, muscle aches, toothache, and menstrual cramps, in addition to relief for general headache.

Q: Does Parofen cause tiredness or make you drowsy?

Yes, the official product information lists dizziness and drowsiness (somnolence) as reported side effects. Regulatory warnings indicate that the medicine may affect alertness, which is why official warnings exist regarding driving or operating machinery.

Q: Can I take Parofen if I already take a vitamin supplement?

Official regulatory guidance advises that patients inform their healthcare professional about all medicines they are taking before using this product. This includes any vitamin or dietary supplements and herbal products, as they may have potential interactions that need to be considered.

Q: Do older adults need a different dose of Parofen than younger people?

Regulatory information indicates that older adults are more likely to have age-related conditions affecting the heart, kidneys, or stomach, which increases the risk of side effects. For this reason, regulatory documents state that use in the elderly requires caution, and dosage may need to be the lowest effective level in certain cases.

Q: Can people with high blood pressure safely use Parofen?

Regulatory documents advise that this medicine should be used with caution in patients with a history of hypertension (high blood pressure), as it may worsen the condition. Regulatory guidance notes that patients with high blood pressure may require close monitoring if the medicine is used.

Q: Is it normal to feel a mild headache when first starting Parofen?

Yes, headache is listed in the official product information as a common adverse reaction. As with any unexpected or concerning symptom, official guidance is to seek assistance from a healthcare professional.

Q: What is the difference between Parofen and a steroid medicine?

Parofen is classified as an NSAID (Nonsteroidal Anti-Inflammatory Drug) and an analgesic combination, which makes it chemically distinct from steroid medicines. Official warnings also note that taking steroid drugs while using Parofen may increase the risk of stomach bleeding.

Q: Is Parofen used for any mental health conditions?

The approved indications for use are focused on the relief of pain and fever related to physical conditions. Mental health conditions are not listed among the approved uses in regulatory documents.

Q: Is Parofen safe to use while breastfeeding?

Regulatory documents state that there are no adequate studies available to determine the specific risk to an infant when this medicine is used during breastfeeding. The guidance specifies that the potential benefits must be considered carefully against any potential risks.

Q: Is Parofen known to be addictive?

The medicine is classified as a non-opioid analgesic combination. Official sources note that the acetaminophen component is generally not associated with becoming habit-forming when taken over time.

Q: Why are there different strengths or dosages of Parofen?

The different strengths are designed to provide a specific balance between the two active components (Acetaminophen and Ibuprofen). This balance is determined through clinical trials to support the medicine's approved uses and facilitate an acceptable dosing regimen.

Q: Are there any known interactions between Parofen and herbal remedies?

Official regulatory guidance advises patients to disclose all products, including any herbal remedies or supplements, to their healthcare professional before beginning use. This is to allow a healthcare professional to consider all potential interactions.

Q: What happens if a child accidentally takes Parofen?

Product information emphasizes the importance of always storing the medicine out of the reach of children. An accidental dose exceeding the maximum recommended amount for children can potentially cause severe damage to the liver or stomach.

Q: Do regulatory agencies classify Parofen as high-risk or low-risk?

The medicine carries a high level of warning from regulatory bodies, referred to as Boxed Warnings. These warnings are included because of the risks of serious events like liver damage (Hepatotoxicity), heart attack or stroke (Cardiovascular Thrombotic Events), and severe stomach bleeding or ulceration (Gastrointestinal Adverse Events).

Q: How is Parofen different from other medicines that treat the same thing?

The medicine is unique because it is a fixed combination of two different active ingredients: ibuprofen (which acts as an NSAID) and acetaminophen (which acts as an analgesic). This deliberate combination aims to provide a different range of symptomatic relief than either component used alone.

Q: Can Parofen affect your mood or behavior?

Adverse reactions reported in clinical trials include psychiatric effects such as disorientation (confusion). If unexpected changes in mood or behavior occur, official guidance states that patients should seek assistance from a healthcare professional.

Q: Is it okay to drive or operate machinery after taking Parofen?

Regulatory warnings state that individuals should not drive, operate machinery, or engage in activities requiring full alertness due to the risk of dizziness or drowsiness.

Q: Are there specific food interactions I need to be aware of when taking Parofen?

The most significant interaction listed in regulatory documents is with alcohol (ethanol), which can increase the risk of both liver damage and stomach bleeding. While it is generally recommended to take the medicine with food to avoid stomach upset, no other specific non-alcoholic food interactions are uniformly listed.

Q: Is Parofen a controlled substance?

Regulatory documents classify the combination as a non-opioid analgesic. It is not typically designated as a controlled substance in the major federal schedules.

Q: Is Parofen safe to use if I am scheduled for surgery?

Regulatory documents include a contraindication (a strict prohibition) against using this medicine to treat pain immediately before or after Coronary Artery Bypass Graft (CABG) surgery.

How should Parofen be stored and disposed of?

Storage and Disposal Requirements

Parofen (Acetaminophen/Ibuprofen combination) must be stored strictly according to official regulatory specifications to maintain its stability and integrity.

  • Temperature: Store the tablets at controlled room temperature, which is defined as 20 C to 25 C (68 F to 77 F). Exposure to excessive heat, specifically temperatures above 40 C, must be avoided.
  • Protection: The product must be kept in its original, tightly closed container and protected from moisture until the expiration date.
  • Child Safety: The medicine must always be stored out of the sight and reach of children.
  • Disposal: The preferred method for discarding unused or expired Parofen is through a formal drug take-back program. If this option is unavailable, the product should be mixed with an unappealing substance, sealed, and placed in household trash, as regulatory documents state that this medicine should not be flushed.

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

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