Actiprofen

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Medically reviewed

Marina Burgos

Last updated on 22/12/2025

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

Overview of Actiprofen

What is Actiprofen?

Actiprofen is a pharmaceutical formulation primarily containing ibuprofen, a well-established compound belonging to the class of medications known as non-steroidal anti-inflammatory drugs (NSAIDs). It is utilized for its analgesic, antipyretic, and anti-inflammatory properties, making it a common choice for managing various types of mild to moderate pain and inflammatory conditions.

Mechanism of Action

The therapeutic effects of Actiprofen are achieved through the inhibition of cyclooxygenase enzymes, specifically COX-1 and COX-2. These enzymes play a critical role in the synthesis of prostaglandins, which are lipid compounds that act as mediators for pain, fever, and inflammation within the body. By reducing the production of these prostaglandins, Actiprofen helps to alleviate physical discomfort and reduce elevated body temperatures.

Therapeutic Applications

Actiprofen is frequently used to address a wide range of symptoms, including:

  • Pain Management: Relief from headaches, dental pain, muscular aches, and backaches.
  • Menstrual Cramps: Reduction of pain associated with primary dysmenorrhea.
  • Inflammatory Conditions: Management of symptoms related to minor arthritis and joint swelling.
  • Fever Reduction: Temporary lowering of body temperature during febrile illnesses.

Pharmacological Profile

As a non-selective NSAID, Actiprofen is absorbed into the bloodstream after administration, reaching peak plasma concentrations relatively quickly. It is metabolized primarily in the liver and excreted through the kidneys. While it is effective for symptomatic relief, it does not treat the underlying cause of the pain or inflammation but rather manages the body's physiological response to those conditions.

Regulatory References

  1. World Health Organization (WHO)

What side effects are possible with Actiprofen?

Possible side effects and safety information for Actiprofen

Actiprofen, a nonsteroidal anti-inflammatory drug (NSAID), is associated with a range of officially documented side effects, with the most serious risks categorized as cardiovascular and gastrointestinal (GI) events.


Serious Adverse Reactions and Class Warnings

  • Serious Cardiovascular Thrombotic Events: Regulatory warnings highlight an increased risk of serious cardiovascular thrombotic events, including myocardial infarction (heart attack) and stroke, which can be fatal. This risk may increase with duration of use and higher doses.
  • Serious Gastrointestinal Events: NSAIDs carry a risk of GI bleeding, ulceration, and perforation of the stomach or intestines, which can occur without warning symptoms and be fatal. The risk is higher in the elderly and with prolonged, high-dose therapy.
  • Severe Allergic Reactions: Severe hypersensitivity reactions, including anaphylaxis and serious skin reactions (e.g., blistering, Stevens-Johnson Syndrome), have been reported.

Adverse Reaction Categories and Frequency

Undesirable effects are often classified by frequency, with common reactions (1/100 to < 1/10) typically affecting the Gastrointestinal System (e.g., nausea, dyspepsia, abdominal pain, diarrhea) and the Nervous System (e.g., headache, dizziness). The overall profile involves system-organ classes including the renal/urinary, blood/lymphatic, and skin/subcutaneous tissue systems.


Safety Restrictions and Monitoring

  • Contraindications: Use is strictly prohibited for the treatment of peri-operative pain in the setting of coronary artery bypass graft (CABG) surgery. It is also contraindicated from 20 weeks gestation onward in pregnancy due to the risk of fetal renal dysfunction and complications during delivery. Patients with a history of severe allergic reactions to aspirin or other NSAIDs must not use this medication.
  • Population-Specific Caution: Elderly patients are at a greater risk for serious GI adverse events. Caution is also advised when treating dehydrated children due to the risk of renal impairment. Regulatory documents specify that undesirable effects may be minimized by utilizing the minimum effective dose for the shortest necessary duration.

Overdose and Emergency Response

Overdose and When to Seek Help for Actiprofen

Actiprofen is an over-the-counter medicine. Taking more than the recommended dose, or taking it for a longer duration than directed, may lead to an overdose. Overdose risk is increased when taking more than one medication containing a nonsteroidal anti-inflammatory drug (NSAID) or in older people.

Symptoms of Overdose

Symptoms of an Actiprofen overdose can vary widely and may include:

  • Gastrointestinal issues: Nausea, vomiting, diarrhea, severe stomach pain, or signs of bleeding such as black, tarry stools or vomiting blood.
  • Neurological effects: Severe headache, dizziness, unsteadiness, confusion, drowsiness, agitation, or, in severe cases, seizures or coma.
  • Systemic issues: Ringing in the ears, blurred vision, difficult breathing, or low blood pressure.

Required Emergency Action

Immediately call the local emergency number (such as 911 in the U.S.) or the Poison Help hotline (1-800-222-1222) if you suspect an overdose.

Seek emergency medical help right away if any of these severe signs occur after taking the medicine:

  • Chest pain, sudden shortness of breath, or weakness in one part or side of the body.
  • Vomit that is bloody or looks like coffee grounds.
  • Loss of consciousness or seizures.

Provide the healthcare professional with the drug name, the amount taken, and the time it was swallowed. Prompt medical treatment is essential for managing the potentially serious effects of an overdose.

Therapeutic Uses of Actiprofen

What Actiprofen Treats: Main Uses and Benefits

Actiprofen is used in areas where short-term symptom management is appropriate, applied across domains where additional symptomatic support is needed when symptoms create noticeable interference with daily stability. The medication is commonly used to help with symptoms related to pain, inflammation, and fever, and supports the patient during difficult episodes by easing distress.

The therapeutic benefit is relevant across various conditions marked by heightened symptoms. Indications for which Actiprofen is commonly used include Osteoarthritis, Rheumatoid Arthritis, sprains or strains, tension headaches, acute dental pain, and Primary Dysmenorrhea (menstrual cramps). The medication is applicable in scenarios requiring supportive relief from systemic or localized discomfort.

In clinical settings, Actiprofen contributes to improved comfort during periods of heightened symptoms by easing discomfort, and assists with maintaining functional stability. It is relevant in contexts involving heightened systemic burden:

“It is commonly used to address groups of symptoms that may appear suddenly or fluctuate, providing supportive relief when symptoms interfere with routine activities.”

Quick Fact: Symptomatic Relief
Pain Eases discomfort from headaches, dental pain, and menstrual cramps.
Inflammation Is relevant for easing swelling and stiffness in joints and soft tissues.
Fever Contributes to the lowering of elevated body temperature during illness.

Regulatory References

  1. NIH MedlinePlus overview

Eligibility and Restrictions for Use

Official Eligibility and Non-Eligibility for Actiprofen

Actiprofen (Ibuprofen) is subject to strict eligibility rules defined by regulatory authorities to ensure appropriate use across different populations. Eligibility is classified into populations that are approved for use, those where use is restricted, and those where use is absolutely contraindicated.

Population Group Regulatory Status/Condition
Pediatric Use Approved for children mathbf3 months and older (who meet minimum weight requirements); not recommended under 3 months.
Older Adults (60+) Use requires caution due to increased risk of serious gastrointestinal events.
Pregnancy Contraindicated during the mathbf3rd trimester; generally acceptable during lactation.
Severe Organ Failure Contraindicated in severe heart failure, severe renal failure (<30 mL/min GFR), or severe hepatic impairment.
Hypersensitivity Contraindicated if a patient has known allergy to Ibuprofen or experienced asthma, urticaria, or other allergic reactions to aspirin or other NSAIDs.
GI/CV Conditions Contraindicated with active peptic ulceration/hemorrhage or in the setting of CABG surgery; restricted use with non-severe organ impairment or history of hypertension.

Eligibility rules require careful consideration of age, the severity of pre-existing conditions, and hypersensitivity status. The medicine is broadly available for adults and adolescents but prohibited for use in specific severe disease states and during late-stage pregnancy.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Actiprofen (ibuprofen) can interact with several types of medications, potentially leading to increased risk of side effects or diminished drug efficacy. Concomitant use with other non-steroidal anti-inflammatory drugs (NSAIDs), including other over-the-counter ibuprofen products and selective cyclo-oxygenase-2 (COX-2) inhibitors, is not recommended due to an increased risk of serious gastrointestinal side effects, such as ulceration and bleeding.

Great caution and clinical monitoring are necessary when Actiprofen is combined with agents that increase bleeding risk. These include anticoagulants (e.g., warfarin), anti-platelet agents, corticosteroids, and selective serotonin re-uptake inhibitors (SSRIs).

Actiprofen may interfere with the anti-platelet effect of low-dose aspirin used for cardiovascular protection; to minimize this interaction, immediate-release aspirin should be taken at least two hours before Actiprofen. Additionally, Actiprofen may reduce the efficacy of diuretics and certain antihypertensive agents (e.g., ACE inhibitors), potentially leading to fluid retention or reduced blood pressure control. Combining Actiprofen with agents such as lithium or high-dose methotrexate can elevate plasma concentrations of these medicines, requiring close therapeutic drug monitoring to prevent toxicity.

Mechanism of Action

Actiprofen exerts its pharmacodynamic mechanism through the non-selective inhibition of the Cyclooxygenase (COX) enzyme system, targeting both the COX-1 and COX-2 isoforms. These enzymes are critical components in the arachidonic acid cascade. By occupying the active site of COX, Actiprofen blocks the conversion of arachidonic acid into prostanoids, significantly reducing the cellular production of prostaglandins—the key lipid mediators involved in localized signaling.

This molecular interaction initiates a downstream mechanistic cascade characterized by the rapid reduction of Prostaglandin E2 (PGE2) concentrations at peripheral and central sites. This interference causes a dampening of excessive signaling that typically characterizes heightened physiological responses. The resulting modulation of both the constitutive (COX-1) and induced (COX-2) signaling systems promotes an altered signaling state within targeted pathways, influencing fundamental physiological regulation.

Dosage and Administration Information

Administration Scope

Actiprofen is administered through the oral route (tablets, capsules, or suspension) for systemic effects and via intravenous injection in specific inpatient settings.

Dosing Schedule and Frequency

The dosing schedule dictates that acute use, such as for pain relief, typically involves doses of 200 mg to 400 mg per intake. For the chronic management of conditions like arthritis, the typical daily dose range is 1200 mg to 3200 mg in divided administrations, although non-prescription use is limited to a maximum of 1200 mg per day. Dosing frequency is structured around a minimum interval, requiring administration every four to six hours for acute relief, while chronic use often follows a three or four times daily schedule.

Contextual Intake and Preparation

Regarding administration timing, the medicine may be taken with food or milk to help mitigate the potential for stomach upset, as the presence of food does not substantially change the overall amount of drug absorbed. For preparation, oral suspension forms must be shaken well and measured with a dedicated device. Intravenous formulations require dilution in an appropriate solution and must be administered as a short infusion over a specified time.

Population Rules and Handling

Doses for pediatric patients are calculated based on body weight. For older adults, doses are required to be kept as low as possible due to the increased risk of certain adverse events. Certain oral tablets are required to be swallowed whole without being crushed or divided. If a dose is missed, the standard procedure is to skip the missed dose if the next scheduled dose is approaching, and avoid taking a double dose. This instruction set provides the foundational, non-advisory protocol for using the medicine.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Actiprofen

Actiprofen (Ibuprofen) has been studied extensively in research, yielding a body of evidence that describes the types of studies conducted and the patterns observed in research populations. This summary focuses only on the research structure and the reported scope of findings, avoiding all claims of benefit, advice, or clinical interpretation.


Evidence for Use in Mild to Moderate Pain

Actiprofen was evaluated in research examining conditions characterized by episodic or acute manifestations such as headache, dental discomfort, and primary menstrual symptoms. Researchers conducted numerous short-term Randomized Controlled Trials (RCTs) and systematic reviews, which are study designs intended to compare an intervention against a non-active treatment or other existing care.

In these acute pain studies, the study outcomes examined included patient-reported outcomes describing perceived discomfort, specifically the monitoring of symptom intensity or variability at short intervals. Studies reported measurements of symptom intensity or variability at these specific time points and described how the outcomes related to physical discomfort compared to those reported by participants receiving inactive treatment in the study setting. Research provides insight into short-term changes in these pain models.

What remains unclear from this specific body of research is the full picture of long-term effects related to repeated or frequent intermittent use for acute pain. The follow-up durations were limited in many controlled trials, focusing only on the immediate hours after a dose. Data for certain groups who experience frequent, mild pain and have other underlying health conditions remain insufficient within the context of these initial efficacy trials.


Evidence for Use in Symptoms of Inflammatory Conditions

Actiprofen was evaluated in research examining conditions characterized by periods of heightened symptoms and functional limitations, such as Osteoarthritis and Rheumatoid Arthritis. Intermediate-to-long-term RCTs and observational cohort studies were used to track chronic symptomatic changes over periods spanning weeks to months.

The study outcomes examined included outcomes related to systemic or functional imbalance, such as functional measures of joint stiffness, movement, and disease activity scores. Trials reported measurements of patient functional scores and symptomatic indices over weeks or months of continuous study. These longer-term studies monitored physiological strain or stress and other predefined safety markers during the study period.

Long-term effects are not fully established by all controlled trials, especially concerning the duration of observed effect after very extended use or after discontinuation. Findings indicate that while symptomatic monitoring was extensive, the high-dose, long-term evidence gathered from observational data may be influenced by other factors outside the study design.


Long-Term Studies and Follow-Up Data

Research has included both short-term, tightly controlled trials and larger, long-term observational settings to monitor patient experiences. Studies have monitored responses over defined time intervals, ranging from a few hours to a year or more, to gather data on chronic symptom management.

The available evidence contributes to understanding symptom patterns over time. However, there is limited information for long-term outcomes regarding the duration of observed effect and sustained patient-reported outcomes beyond the intermediate trial windows of many original studies. The distinction between short-term findings and long-term symptom patterns is an area where certainty remains low due to reliance on data sources with varying levels of control.


Evidence in Special Populations

Actiprofen was evaluated in research involving certain groups, with evidence describing the study of pediatric populations (children) for acute pain, and geriatric populations (older adults).

  • Pediatric populations was observed in studies examining symptom intensity or variability related to physical discomfort such as acute musculoskeletal discomfort in children aged 6 months and older.
  • Geriatric populations were included in clinical trials, but research has explored whether age-related changes in the body may affect how Actiprofen is metabolized and experienced.

However, data for certain groups remain insufficient. For instance, there is limited information about the study of Actiprofen in pregnant individuals or those with certain severe, pre-existing co-morbidities. Results apply only to the populations studied, and extrapolation to those with high-risk conditions or severe systemic illness is not supported by these research descriptions.


What is Still Uncertain About Actiprofen Research

This section highlights the main areas where the research describes gaps or where findings were mixed across different studies.

  • A key limitation is that comparative evidence is lacking for some of the newer treatment approaches, as many pivotal trials compared Actiprofen to older standards or placebo.
  • Evidence quality varies across studies, leading to some uncertainty, particularly in research involving highly specific or complex subgroups.
  • Subgroup findings are uncertain in areas like patients with multiple co-morbidities (e.g., significant kidney or liver issues), as these individuals are often excluded from tightly controlled RCTs.
  • The evidence contributes to the broader evidence landscape, but it highlights that research remains ongoing to better characterize the long-term findings and the full range of outcomes related to systemic or functional imbalance in diverse populations. Findings describe group patterns, not personal outcomes.

Key Studies & References

  1. Ibuprofen for the treatment of pain in adults: a systematic review and meta-analysis of randomised controlled trials

Frequently Asked Questions (FAQ)

Common questions about Actiprofen (FAQ)


Q: How quickly does Actiprofen start working for pain relief?

According to official product information, Actiprofen typically begins to provide pain relief within 30 to 60 minutes after a dose is taken. This indicates the typical timeframe in which the medicine starts to have an effect. Regulatory documents describe this as the observed initial onset period.


Q: Can Actiprofen be crushed or chewed if I have trouble swallowing?

The official product information specifies that Actiprofen tablets must be swallowed whole with water. Regulatory documents do not provide instruction for crushing or chewing the tablets. Therefore, the product information indicates the importance of swallowing the tablet whole to maintain its intended function.


Q: Is it okay to take Actiprofen on an empty stomach?

The official product information recommends taking Actiprofen with food or milk. This recommendation is made to help minimize the potential for stomach upset. Studies and official information indicate this is the preferred practice for administration.


Q: Will Actiprofen interact with my blood pressure medicine?

Regulatory documents indicate a potential for interaction with certain blood pressure medications, specifically drugs like ACE inhibitors. This interaction could potentially reduce the effectiveness of these blood pressure medicines. The official medicine leaflet contains a complete list of known drug interactions for review.


Q: If I miss a dose, should I take two the next time?

Official information advises against taking a double dose to make up for a forgotten one. Instead, regulatory information advises users to simply skip the missed dose and resume the normal schedule at the next scheduled time. This guidance helps prevent potential overdose.


Q: Can Actiprofen cause me to feel dizzy or drowsy?

Dizziness and drowsiness are both listed in the regulatory documents as possible side effects of Actiprofen. Official warnings note that patients should be cautious when driving or operating machinery if they experience these effects. This is important safety information noted in the product's official prescribing details.


Q: Is Actiprofen safe to take during pregnancy?

According to official product information, Actiprofen use is not recommended during the last three months (trimester) of pregnancy. For use during the first six months, official product information recommends consulting a healthcare professional. This restriction is based on safety data provided in the official labeling.

How should Actiprofen be stored and disposed of?

How to Store and Dispose of Actiprofen

Official regulatory guidance dictates specific conditions for storing and disposing of Actiprofen to ensure its stability and safety. Actiprofen must be stored at controlled room temperature, typically 20 C to 25 C (68 F to 77 F), with protection from extremes of heat and freezing.

Storage requirements mandate keeping the product in its original, securely closed container to protect it from moisture and humidity. It is strictly required that the medicine be kept out of the sight and reach of children and pets.

For disposal, unused or expired Actiprofen should not be flushed down a toilet or poured down a drain. The recommended method is to use a drug take-back program. If a take-back program is unavailable and the product is not on the regulatory flush list, dispose of it by mixing it with an undesirable substance, such as used coffee grounds or cat litter, placing the mixture into a sealed plastic bag, and discarding it in the household trash.

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

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