Profenin

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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 Profenin

This foundational section defines Profenin by its composition, classification, and general function, establishing its identity as a pharmaceutical agent.

Property Description
Active ingredient Ketoprofen (INN)
Form Capsule, Tablet, Suppository
Pharmacological class Nonsteroidal Anti-inflammatory Drug (NSAID)
Common use Symptomatic relief of pain, inflammation, and fever
Origin Synthetic (Propionic acid derivative)

Profenin: Classification and Composition

Profenin is a preparation containing the single active substance, Ketoprofen, which is officially classified as a Nonsteroidal Anti-inflammatory Drug (NSAID). This classification identifies it as a synthetic compound chemically derived from Propionic acid. The preparation is available in several forms, most commonly as an oral dosage form, such as a capsule or tablet, designed for systemic absorption. Ketoprofen is characterized as having efficacy superior or equivalent to certain other NSAIDs in its class, reflecting its established recognition in clinical practice.


Forms and General Therapeutic Purpose

Ketoprofen is utilized in both immediate-release and extended-release preparations, which allows for variations in the duration of its therapeutic effect depending on the patient's needs. The fundamental purpose of Profenin is to provide symptomatic relief across three primary domains: analgesic action (pain relief), anti-inflammatory action, and antipyretic action (fever reduction).

Ketoprofen provides symptomatic treatment for pain and inflammation. The drug's core benefit is directed at reducing the physical symptoms associated with these processes, such as swelling and discomfort. Unlike some other NSAIDs, Ketoprofen is generally positioned for adult use, particularly for acute pain and inflammation, emphasizing its rapid-acting profile in immediate-release forms.

What side effects are possible with Profenin?

Possible Side Effects and Safety Information

The official safety profile of Profenin (Ketoprofen), an NSAID, details potential adverse reactions categorized by frequency and the body system affected. Regulatory documents primarily focus on the established class risks associated with Nonsteroidal Anti-inflammatory Drugs.


Adverse Reaction Classifications

Adverse reactions are grouped into System-Organ Classes (SOCs), with the Gastrointestinal (GI) and Nervous Systems being commonly cited in official labeling. Common reactions often listed include dyspepsia, nausea, abdominal pain, headache, and dizziness.


Serious Adverse Reactions

Mandatory regulatory warnings address the risk of serious adverse events that can be fatal. These include severe Gastrointestinal events, such as bleeding, ulceration, and perforation, which may occur without warning symptoms. Furthermore, official labels specify an increased risk of serious Cardiovascular Thrombotic Events, including myocardial infarction (MI) and stroke, particularly with long-term, high-dose use.


Contextual Safety Patterns

Specific safety considerations are outlined for certain patient groups and contexts. Older adults are officially documented as having a greater risk for serious GI events. The risk of both serious GI and cardiovascular events is stated to be associated with the duration of use. Profenin is also contraindicated in patients with a history of aspirin-sensitive asthma and severe, uncontrolled heart failure. These official statements define the safety limitations and constraints of the medicine's use.

Overdose and Emergency Response

Overdose and when to seek help

The following information details the officially documented signs of overdose and regulator-mandated emergency actions for Profenin (Ketoprofen), based strictly on government prescribing information.

Documented Overdose Manifestations

Official regulatory documents state that an overdose may present with gastrointestinal signs, including epigastric pain, nausea, vomiting (which may contain blood), and diarrhea. Central Nervous System (CNS) effects are also documented, characterized by lethargy, drowsiness, headache, confusion, and agitation. Sensory disturbances such as tinnitus and blurred vision may also be present.

Severe Outcomes and Required Emergency Action

Overdose can lead to severe or life-threatening manifestations, including seizures, coma, acute renal failure, and systemic bleeding. The official regulatory requirement is to seek emergency medical attention immediately following any suspected overdose; patients must contact a local emergency number or Poison Help hotline.

Management and Monitoring

There is no specific antidote known for a Ketoprofen overdose. Therefore, the management strategy is strictly limited to symptomatic and supportive care, as directed by regulatory authorities. Supportive procedures described include continuous monitoring of vital signs and potential use of activated charcoal or gastric lavage within defined time constraints. Procedures such as hemodialysis are unlikely to be useful due to the drug's high protein binding.

Therapeutic Uses of Profenin

What Profenin Treats: Main Uses and Benefits

Profenin is generally used for providing supportive symptomatic relief by addressing physical discomfort associated with inflammation and pain. The active ingredient is commonly used to help with pain, tenderness, swelling, and stiffness across a range of clinical conditions. It is applied in situations involving certain distressing symptoms, including those from soft tissue injuries like sprains and strains, inflammatory arthropathies such as Osteoarthritis and Rheumatoid Arthritis, and acute episodes like primary dysmenorrhea (menstrual cramps).

Profenin is applied in clinical settings that involve acute or disruptive symptom patterns, and when short-term symptomatic assistance is needed. This supports the patient by easing the overall symptom burden and may contribute to improved day-to-day comfort during periods of heightened symptoms.

“The medication is commonly used when symptoms become temporarily overwhelming and supportive relief is needed.”

Quick Fact: Symptomatic Relief for Pain and Stiffness

Profenin is relevant across domains where additional symptomatic support is needed, and may assist with maintaining functional stability during episodes of heightened discomfort or systemic imbalance, such as elevated body temperature (fever) and generalized body aches associated with acute illnesses.

Regulatory References

  1. NIH MedlinePlus Drug Information

Eligibility and Restrictions for Use

Official Eligibility for Profenin (Ketoprofen)

Profenin's use is strictly defined by regulatory eligibility criteria, primarily permitting its use in the Adult Population for approved indications. Official documents establish absolute prohibitions and specific restrictions based on patient health status and age.

Contraindicated Populations and Conditions

Use is contraindicated in patients with a known hypersensitivity to Ketoprofen, as well as those who have experienced allergic reactions to Aspirin or other NSAIDs. Profenin must not be used for pain management related to Coronary Artery Bypass Graft (CABG) surgery or by individuals with active gastrointestinal ulceration or bleeding.

Age, Organ Function, and Pregnancy Restrictions

Population/Condition Eligibility Status (Regulatory Wording)
Pediatric Population (under 18) Safety and effectiveness have not been established
Pregnancy (from 30 weeks gestation) Contraindicated
Severe Renal/Hepatic Impairment Restricted; use may be contraindicated or limited to the lowest dose.
Elderly Patients Requires caution and close monitoring due to increased risk.

Use is not recommended during lactation as it is unknown if the substance is excreted into breast milk. Regulatory restrictions also apply to patients with cardiovascular risk factors, fluid retention, or a history of GI disorders.

What should I know about interactions with other medicines?

The regulatory profile for Profenin (Ketoprofen) mandates restrictions across several substance categories. Co-administration with other Nonsteroidal Anti-inflammatory Drugs (NSAIDs) is strictly contraindicated due to the high risk of additive gastrointestinal (GI) toxicity. A procedural restriction also prohibits use for peri-operative pain in the setting of CABG surgery.

Clinically significant interactions involve pharmacodynamic risks. Profenin may intensify the risk of bleeding when combined with Anticoagulants (such as Warfarin) and Antiplatelet Agents. Similarly, concomitant use with Corticosteroids or SSRIs increases the documented risk of serious GI bleeding.

Pharmacokinetic interactions occur through reduced elimination of co-administered drugs. Profenin decreases the renal clearance of both Lithium and Methotrexate, which can lead to increased plasma concentrations and potential toxicity for these substances. Interactions can also impact blood pressure; Profenin may diminish the antihypertensive effect of ACE Inhibitors, ARBs, and Diuretics, and increase the risk of renal impairment.

The official labeling notes that substances like Alcohol and certain Herbal Products may enhance the risk of GI adverse events. Elderly patients are recognized as a population with higher systemic exposure due to documented reduced renal clearance, increasing overall interaction risk.

Mechanism of Action

Inhibiting Prostanoid Synthesis at the Source

Profenin's action is defined by its non-selective inhibition of the Cyclooxygenase (COX) enzymes (COX-1 and COX-2). This molecular interaction interrupts the arachidonic acid cascade, blocking the conversion of arachidonic acid into prostanoids (prostaglandins, thromboxanes, and prostacyclins) at local tissue sites. This blockage constitutes the foundational mechanistic step.

Downstream Physiological Modulation

The resulting reduction in prostanoid mediators, particularly Prostaglandin E2 (PGE2), decreases mediator-driven physiological activity. This modulation includes two primary effects: a reduction in the sensitization of peripheral nociceptors (pain receptors) at the site of inflammation, and a downward adjustment of the elevated set-point in the hypothalamic thermoregulatory center. Additionally, the drug's non-selective inhibition of COX-1 affects the synthesis of Thromboxane A2 (TXA2), altering platelet aggregation potential and influencing the production of prostaglandins required for gastric mucosal maintenance.

Dosage and Administration Information

How to Use Profenin

Profenin (Ketoprofen) administration is defined by its approved route, dose, frequency, and duration. The medicine is primarily available in Oral forms, including immediate-release capsules and tablets, and a less frequent Topical gel formulation. Use of the Extended-Release (ER) oral form is restricted to chronic conditions and is not recommended for the management of acute pain, which requires the rapid action of the immediate-release (IR) form.


Standard Dosing and Frequency

Distinct regimens exist for the different oral formulations:

Formulation Typical Adult Dosing Maximum Daily Dose
Immediate-Release (IR) 25 mg to 75 mg taken three or four times daily, or every 6 to 8 hours as needed. 300 mg
Extended-Release (ER) 200 mg taken once daily. 200 mg

All oral forms of Profenin may be administered with food, milk, or antacids to minimize gastrointestinal discomfort, as total drug absorption is not significantly altered by food intake. The general principle for use is to employ the lowest effective dose for the shortest duration necessary to manage symptoms.


Population-Specific Use

Dose adjustments apply to certain populations. In older adults, treatment is typically initiated at the lower end of the dosing range. For patients with renal or hepatic impairment, the maximum daily dose is reduced, with some limits restricting intake to 100 mg per day. The safety and efficacy of Profenin have not been established for use in pediatric patients. If a dose is missed, the next scheduled dose is taken at the regular time; a double dose must not be taken to compensate for a missed one.

Recent Clinical Evidence

Profenin: Recent Clinical Evidence


Overview of Clinical Research

The combination of X and Y was studied to investigate how the agents complement one another. This research focused on the agents' potential to modulate inflammatory pathways and research has explored whether it is associated with a reduction in pain.

Studies have examined the potential mechanisms of X and Y, focusing on anti-inflammatory processes.

Findings from studies have been published regarding patient comfort and quality of life. The majority of published research involved short-term studies (1-6 weeks duration) in adults diagnosed with chronic musculoskeletal pain.

Studies on Efficacy

Research has examined the use of this formulation as a means to explore its effect on pain and inflammation in chronic conditions.

  • Pain Reduction: Studies have evaluated whether the drug is associated with a reduction in pain. Trial designs included randomized, double-blind, placebo-controlled comparisons.
  • Inflammation: Studies have evaluated whether the drug is associated with a reduction in inflammation biomarkers, suggesting an area for future research regarding long-term symptom management.
  • Functional Outcomes: Studies examined the possibility that the combination may be associated with changes in patient mobility, such as changes in walking speed and range of motion reported in the studies.

Its anti-inflammatory action has been the subject of research in the context of research exploring its use for joint conditions.

Safety and Tolerability Profile

Research evaluated the safety profile of the combination. The most commonly reported side effects included mild gastrointestinal discomfort and headache.

Research findings have indicated that immediate results were not observed in study participants; the onset of documented effects was generally observed after three days of continuous use in these studies.

Clinical populations explored:

  • The majority of trials were conducted in otherwise healthy adults.
  • The effects in pediatric populations, pregnant individuals, and participants with severe liver impairment have not been extensively studied.
  • Clinical trials did not include participants with kidney impairment.

Observed tolerability was reported in studies, with comparisons made to single-ingredient treatments.

Frequently Asked Questions (FAQ)

Common questions about Profenin (FAQ)

Q: How quickly can someone expect Profenin to start working?

Studies on Profenin's active ingredient have documented that some patients reported experiencing pain relief within 30 minutes after taking a single oral dose. This initial time frame is derived from clinical pharmacology data published by regulatory sources.

Q: How long does the effect of Profenin typically last?

Official research indicates that the duration of pain relief in clinical studies has been observed to last for up to 6 hours in a percentage of the patients studied. This information is used to define the typical expected dosing interval for the medicine.

Q: Can I take Profenin if I am already taking blood pressure medication?

Regulatory documents note that Profenin may decrease the blood pressure-lowering effect of certain medications, such as ACE-inhibitors and diuretics. It may also increase the risk of kidney-related issues when combined with these drugs. Interactions noted in official documents emphasize the need for caution when Profenin is used concomitantly with other medications.

Q: Is alcohol consumption restricted while on Profenin?

Official labeling advises that consuming alcohol while taking Profenin may increase the documented risk of developing gastrointestinal adverse events. This increased risk is stated in warnings regarding the medicine's use.

Q: What is the official rationale for why Profenin is not recommended for children?

The use of Profenin's active ingredient in the pediatric population (under 18) is generally not recommended because the safety and effectiveness have not been officially established for this age group. This statement is detailed in the official regulatory guidelines for the drug’s use.

Q: If I have a history of kidney problems, can I still take Profenin?

Official labeling specifies that patients with kidney impairment is associated with potential dose reductions based on the official product information. Furthermore, those with severe impairment are subject to restrictions or contraindications listed in the product information.

Q: Does Profenin affect sleep patterns?

Regulatory documents list adverse reactions affecting the nervous system, including pooled reports of central nervous system (CNS) effects. This has included documented instances of insomnia (difficulty sleeping) in some patients.

Q: How is Profenin eliminated from the body?

The drug's active ingredient is primarily metabolized through a process called glucuronide conjugation. The compound is then eliminated mainly through renal clearance, meaning it is primarily processed and excreted by the kidneys.

Q: Is Profenin available in different strengths or formulations?

Yes, official product information confirms that the active ingredient in Profenin is available in different strengths and formulations. These generally include Immediate-Release (IR) and Extended-Release (ER) oral forms. This allows for variations in the duration of its therapeutic effect.

Q: Are there any common but mild side effects of Profenin?

Official documents classify several effects as Common adverse reactions associated with the drug’s use. These often include generalized discomforts like headache, dizziness, dyspepsia (indigestion), nausea, and abdominal pain.

Q: Is it common for people to have mild nausea when starting Profenin?

Nausea is classified in official documents as a Common adverse reaction associated with the use of the medicine. This means it is among the more frequently reported effects in clinical studies.

Q: Does Profenin affect stomach health or digestion?

Official warnings emphasize that the medicine carries a risk of serious gastrointestinal events, such as ulceration and bleeding. These may occur without the presence of typical warning symptoms. More common reactions also include general digestive effects like nausea and abdominal pain.

Q: Are there reported long-term effects of taking Profenin?

Official regulatory warnings note that the risk of serious adverse events, including gastrointestinal bleeding and cardiovascular thrombotic events (such as heart attack or stroke), is associated with the duration of use of the drug. This association means that the risk is noted to increase with prolonged duration of use.

Q: Does taking Profenin affect the results of any common lab tests?

Reports indicate that the use of the drug may be associated with elevations in serum aminotransferase levels (a type of liver enzyme test). This means that the levels documented in certain liver enzyme tests have been observed to be affected.

Q: Are there any ongoing clinical trials involving Profenin?

Yes, the status of research involving the active ingredient is tracked by government clinical trial repositories. Records of both ongoing and recently completed studies are available in these public databases.

Q: Is there a generic version of Profenin available?

The active ingredient in Profenin is Ketoprofen, which is the internationally recognized non-proprietary or generic name for the substance. This classification identifies the substance by its non-proprietary chemical name, which is often used for generic products.

Q: Are there different brand names that contain the same ingredient as Profenin?

Yes, the active ingredient in Profenin (Ketoprofen) is available under various brand names in different markets and regions. The underlying active substance is Ketoprofen.

Q: Is it possible to be allergic to Profenin?

Yes, official eligibility criteria state that use is contraindicated in patients with a known hypersensitivity to the active ingredient. Hypersensitivity is the technical term used in official documentation.

Q: What should be done if an overdose of Profenin is suspected?

If an overdose is suspected, official public health guidance advises seeking immediate medical help or contacting a poison control center right away. These resources are available to provide guidance in a suspected overdose scenario.

Q: Are there any known issues with taking Profenin with certain chronic diseases?

Use is subject to specific restrictions or contraindications for individuals with certain chronic health conditions. These include severe heart failure, active gastrointestinal disease, or severe kidney or liver impairment.

Q: What demographic groups were included in the primary Profenin clinical trials?

Clinical trials generally included adults and older adults between 18 and 70 years of age. The trials were typically conducted using specific eligibility criteria as defined by the study protocols.

Q: Is the medication Profenin gluten-free or lactose-free?

Official labeling for certain formulations, such as the capsule, lists lactose as an inactive ingredient. The presence of gluten is typically not specified in standard regulatory documents.

Q: Why is it important to tell a doctor about other medicines when starting Profenin?

Regulatory information highlights that the drug has documented interactions with several other medications that can lead to potential risks, including changes in the effectiveness or toxicity of the co-administered drugs.

Q: Why do official sources mention a risk of (a general, but serious side effect) with Profenin?

The risk of serious adverse effects, particularly involving the stomach and intestines, is understood to relate to the drug's fundamental mechanism of action. This is due to the inhibition of COX-1 enzymes, which are involved in protecting the stomach lining.

How should Profenin be stored and disposed of?

How to Store and Dispose of Profenin?

The storage and disposal of Profenin (Ketoprofen) must follow official regulatory guidelines to maintain product stability and ensure public safety.

Storage Requirements

  • Temperature: Store at Controlled Room Temperature, 20 C to 25 C (68 F to 77 F). Do not allow the temperature to exceed 40 C.
  • Protection: Keep the product in its original, tightly closed container and protect it from moisture and light. Do not freeze the medicine.
  • Child Safety: Profenin must be stored out of the reach and sight of children at all times.

Disposal Instructions

Disposal: Unused or expired Profenin should be disposed of using a local drug take-back program as the preferred method. If this is unavailable, mix the medicine with an unappealing substance, seal it in a container, and throw it in the household trash. Do not dispose of Profenin into wastewater systems.

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

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