Kemanat

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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 Kemanat

Property Description
Active Ingredient Ketorolac tromethamine
Pharmacological Class Non-Steroidal Anti-Inflammatory Drug (NSAID)
Common Forms Injection solution, Oral tablets, Ophthalmic solution, Nasal spray
General Purpose Potent pain relief and reduction of inflammation
Origin Synthetic, derived from pyrrolo-pyrrole carboxylic acid

What is Kemanat and What Class of Medicine is it?

Kemanat is a prescription-only medicinal entity that contains the active substance Ketorolac tromethamine, classified as a potent member of the Non-Steroidal Anti-Inflammatory Drug (NSAID) pharmacological class.

The fundamental identity of Kemanat is based on its core chemical structure: a synthetic single-ingredient compound that acts as a non-selective inhibitor of cyclooxygenase enzymes. The mechanism is clinically recognized for interrupting the body's production of prostaglandins, which are localized molecules that are central to the transmission of pain signals and the initiation of inflammation. This differentiates it from general pain relievers by targeting the biochemical root of the inflammatory response.

The Primary Purpose and Potency of Kemanat

The general pharmacological purpose of Kemanat is to provide substantial analgesic and anti-inflammatory action. Its primary benefit is the effective reduction of pain and the associated signs of inflammation that require relief beyond typical over-the-counter medication.

Ketorolac is distinctively known for its high degree of analgesic potency among NSAIDs, a property characterized by its robust capability to control significant pain. This positioning makes the medicine suitable for situations requiring powerful, short-term pain management, as it offers a non-opioid option for controlling significant pain and swelling stemming from tissue injury.

Available Forms and Basic Composition

Kemanat is formulated in multiple pharmaceutical preparations to allow for diverse routes of administration, including an aqueous solution for injection, oral tablets, an ophthalmic solution, and a nasal spray.

Each formulation contains Ketorolac tromethamine as the sole therapeutically active compound, combined with the necessary pharmaceutical vehicle appropriate for its form. This versatility in dosage forms (systemic vs. local) is a key feature, ensuring that the powerful action of Ketorolac can be delivered precisely where needed, whether for widespread systemic effect or targeted local treatment, such as ocular inflammation.

Regulatory References

  1. Ketorolac: MedlinePlus Drug Information
  2. Ketorolac - StatPearls - NCBI Bookshelf

What side effects are possible with Kemanat?

Possible Side Effects and Safety Information

The official regulatory safety profile for Kemanat centers on the risk of serious adverse events, which are explicitly documented in government labeling, including a Boxed Warning.


Serious Safety Risks and Contraindications

Kemanat is associated with an increased risk of serious cardiovascular thrombotic events, such as myocardial infarction and stroke, which can be fatal. This risk may begin early in treatment and may increase with duration of use. Kemanat is also associated with serious gastrointestinal risks, including bleeding, ulceration, and perforation of the stomach or intestines, which can be fatal and may occur without warning.

Due to these risks, Kemanat is contraindicated in several specific conditions, including the setting of coronary artery bypass graft (CABG) surgery, in patients with advanced renal impairment, active peptic ulcer disease, or a history of gastrointestinal bleeding. It is also contraindicated in patients with a high risk of bleeding, during labor and delivery, and in patients currently receiving other nonsteroidal anti-inflammatory drugs (NSAIDs).


Adverse Reactions and Usage Limits

Adverse reactions observed in clinical trials are categorized by frequency and system-organ class. Common reactions (occurring in approximately 1% to 10% of patients) include gastrointestinal effects (e.g., abdominal pain, nausea, dyspepsia, GI ulcers), headache, dizziness, and edema. Uncommon/Rare reactions include acute renal failure, anaphylactic reactions, and liver failure.

The regulatory labeling strictly limits the total combined duration of Kemanat (oral and injection) to not exceed 5 days in adults to minimize the risk of serious adverse events, which are known to increase with duration and higher doses. Dose adjustments are required for elderly patients (65 years and older), patients weighing less than 50 kg, and patients with moderately elevated serum creatinine.

Overdose and Emergency Response

Kemanat Overdose and When to Seek Help

This information is based strictly on official governmental regulatory documents (e.g., FDA, EMA) and outlines the documented profile for Kemanat overdose. It is not clinical advice.

Documented Overdose Manifestations

Acute Kemanat overdose is primarily associated with symptoms affecting the gastrointestinal tract and the central nervous system. Official labeling states that common presentations include nausea, vomiting, and epigastric pain, along with lethargy and drowsiness. These effects are generally reversible when managed with supportive care.

Severe Outcomes and Emergency Action

Although typically limited, severe or life-threatening outcomes have been documented. These include gastrointestinal bleeding, acute renal failure, coma, and respiratory depression. Because of the potential for these serious complications, official instructions mandate that urgent medical attention must be sought immediately if an overdose is suspected or confirmed, regardless of the presence of initial symptoms.

Management and Antidote Information

Management of Kemanat overdose is primarily symptomatic and supportive, aiming to manage the documented clinical manifestations. According to regulatory information, no specific pharmacological antidote is available to reverse the effects of Kemanat overdose. Supportive care may involve monitoring vital signs, renal function, and providing appropriate symptomatic treatment for documented effects like GI bleeding.

Therapeutic Uses of Kemanat

Quick Facts: Kemanat Uses

  • Condition Focus: Supports the management of symptoms associated with a chronic condition.
  • Primary Benefit: Used to promote comfort and assist in improving daily function.
  • Clinical Goal: May provide therapeutic benefit for certain eligible individuals.

Kemanat is a prescription medication utilized in the treatment regimen for a specific long-term condition. Its primary use is focused on the management of symptoms that may affect a patient's quality of life and day-to-day comfort. Clinical studies suggest that Kemanat may provide therapeutic benefit in certain patient populations who meet specific criteria.

The medication is indicated to help stabilize parameters associated with the condition and may support an improved sense of wellness. It is part of a comprehensive treatment plan that must be overseen by a licensed healthcare professional. The potential for individual response to Kemanat may vary, and a full clinical assessment is necessary to determine if this treatment is appropriate.

A healthcare provider is the definitive source for personalized information regarding Kemanat's role in a patient's care plan.

Regulatory References

  1. NIH MedlinePlus guidance on prescription medications

Eligibility and Restrictions for Use

Kemanat (ketorolac tromethamine) is a nonsteroidal anti-inflammatory drug (NSAID) indicated for the short-term management (typically up to five days) of moderately severe acute pain, usually in a postoperative setting. It is not intended for use in minor or chronic pain conditions.

Patients must be carefully evaluated by a healthcare provider before taking Kemanat, as it carries several important contraindications.

Contraindications and Patient Groups

Group/Condition Status
Pediatric patients (under 17 years old) Contraindicated (not indicated)
Patients with active peptic ulcer disease or history of GI bleeding/perforation Contraindicated
Patients with advanced renal impairment or high risk of renal failure due to volume depletion Contraindicated
Patients with known or suspected cerebrovascular bleeding or other high-risk bleeding conditions Contraindicated
Patients with a history of asthma, urticaria, or allergic-type reactions after taking aspirin or other NSAIDs Contraindicated
During labor and delivery Contraindicated
Receiving concomitant aspirin or other NSAIDs Contraindicated

It is also contraindicated for the treatment of pain in the setting of Coronary Artery Bypass Graft (CABG) surgery and as a prophylactic analgesic before any major surgery. Dosage adjustments are typically required for elderly patients and those with low body weight.

What should I know about interactions with other medicines?

Drug interactions are a critical safety component in medication use, involving how Kemanat's activity may be altered by co-administration with other substances, including prescription and non-prescription medicines, herbal supplements, or certain foods. These interactions can affect the concentration of either drug in the body, potentially leading to reduced effectiveness or an increased risk of side effects.

General Interaction Considerations

Many drug-drug interactions are based on pharmacokinetic mechanisms, primarily involving cytochrome P-450 (CYP) enzymes in the liver that are responsible for drug metabolism. If Kemanat is metabolized by a CYP enzyme, concurrent use of strong enzyme inhibitors or inducers could alter its plasma levels. Conversely, if Kemanat affects these enzyme systems, it could alter the concentrations of co-administered medicines.

  • CYP Enzyme Inhibitors: Strong inhibitors of key metabolic enzymes may significantly increase the concentration of Kemanat, necessitating close monitoring or dosage adjustments.
  • CYP Enzyme Inducers: Strong inducers of key metabolic enzymes may significantly decrease the concentration of Kemanat, which could lead to a loss of efficacy.

Specific Interacting Products (Hypothetical Profile)

Category Potential Interaction Mechanism Clinical Relevance
Anticoagulants (e.g., Warfarin) Increased risk of bleeding events. Avoid or monitor International Normalized Ratio (INR) closely.
Other Drugs Affecting the Same System Potential for additive pharmacologic effects and increased toxicity risk. Careful consideration of the overall therapeutic burden.

Patients should provide a complete and current list of all products they are taking, including supplements, to a healthcare professional to identify and manage any potential clinically significant interactions.

Mechanism of Action

How Kemanat Works

Kemanat exerts its effect through the inhibition of Cyclooxygenase (COX) enzymes, specifically targeting both COX-1 and COX-2. The drug binds to these enzymes, preventing their conversion of arachidonic acid into prostaglandins and thromboxanes within the eicosanoid pathway.

This molecular interaction causes a decrease in the concentration of these local lipid mediators in peripheral tissues and in the central nervous system (CNS). This resulting reduction in prostaglandin levels correlates with an elevated threshold of nociceptive receptor activation in the periphery. Furthermore, this mechanism influences neural signaling within the CNS by decreasing the level of signal facilitation, thus modulating the overall transmission dynamics of nociceptive signals. This action also temporarily affects hemostasis due to the inhibition of thromboxane A2 synthesis in platelets.

Dosage and Administration Information

The use of Kemanat (ketorolac tromethamine) is indicated for short-term administration, with a maximum combined duration of therapy not to exceed five days for all dosage forms. The treatment sequence requires the parenteral form (injection) to be used first, with the oral tablet form serving only as continuation therapy.

Administration Methods and Dosing Rules

Kemanat is administered as an Intramuscular (IM) or Intravenous (IV) injection or as an oral tablet. The IV bolus injection must be administered slowly, over no less than 15 seconds. The IM injection should be given slowly and deeply into the muscle.

Patient Population Initial Parenteral (IV/IM) Dose & Frequency Oral Continuation Dose & Frequency
Adults < 65 years & ≥ 50 kg 30 mg every 6 hours (Max 120 mg/day) 10 mg every 4 to 6 hours (Max 40 mg/day)
Elderly (≥ 65 years) or Renal Impairment 15 mg every 6 hours (Max 60 mg/day) 10 mg every 4 to 6 hours (Max 40 mg/day)

Oral tablets should be taken with food (a meal or snack) or with an antacid to manage gastrointestinal discomfort. The lowest effective dosage must be used for the shortest duration necessary to achieve the treatment goal. If a dose is missed, patients should take it as soon as possible, but if it is near the time for the next scheduled dose, the missed dose should be skipped; patients must not take double doses.

Recent Clinical Evidence

Research evidence / Overview of Studies for Kemanat

Evidence for the Short-Term Management of Moderately Severe Acute Pain

This section summarizes the clinical studies, primarily Randomized Controlled Trials (RCTs) and Meta-Analyses, that examined the use of Kemanat's systemic formulations (injection/oral) exploring approaches for the short-term management of significant pain, such as that occurring after surgery. It will describe what researchers measured, including measurements of pain scores and the need for rescue medication.

Research has explored approaches for conditions associated with acute or disruptive episodes, often in the immediate aftermath of procedures like orthopedic or abdominal surgery. The evidence base relies heavily on short-term RCTs where patients were randomly assigned to different approaches, including Kemanat, a placebo, or other active substances or standard therapies. These studies monitored outcomes describing episodic or acute changes in pain, such as pain intensity scores reported by the patient and the amount of additional pain medication (known as "rescue analgesia") that was observed in the studies. Findings documented measurements reported by the studies of pain intensity scores in patients receiving Kemanat in the hours following administration, and data show patterns related to the reduced use of opioid pain medication during the short follow-up period.

However, follow-up durations were limited in these systemic studies. The scope of systemic research is limited by a maximum follow-up of five days, which means that long-term effects are not fully established or characterized. The evidence collected so far mainly focuses on this initial, highly acute phase of recovery.


Evidence for Managing Ocular Inflammation and Pain

This section outlines the dedicated research base, consisting mainly of controlled clinical trials, that evaluated the topical (eye drop) formulation of Kemanat for localized conditions, specifically exploring its use for inflammation and pain following certain eye procedures.

Duration of Evidence and Long-Term Follow-up

This part will address the typical follow-up periods of key systemic and topical studies. It will also address the important distinction that systemic study follow-up is restricted to a maximum of five days and summarize what is known—and unknown—about any extended outcomes or the sustained nature of measured effects beyond these short assessment windows.

Systemic research focuses on short-term use with trial follow-up rarely exceeding five days. Consequently, there is limited information for long-term outcomes or research exploring how Kemanat was observed to relate to pain or inflammation when used over weeks or months.


Research Gaps and Remaining Uncertainties

This final section will synthesize and clearly state the areas where research is still needed. The most significant research limitation is that the systemic evidence only describes the drug's use during research exploring short-term symptom changes, meaning that long-term effects are not fully established.

Frequently Asked Questions (FAQ)

Common questions about Kemanat (FAQ)


Q: Are there any warnings about taking Kemanat with alcohol?

Official drug information cautions against using Kemanat concurrently with alcohol (ethanol). This combination is known to increase the potential for serious gastrointestinal adverse events, such as stomach bleeding, which are risks associated with either substance when used alone.


Q: Does Kemanat interact with commonly used over-the-counter pain relievers?

Yes. According to regulatory labeling, Kemanat is contraindicated (should not be used) in patients currently receiving aspirin or other nonsteroidal anti-inflammatory drugs (NSAIDs). This is due to the cumulative and increased risk of serious NSAID-related side effects, particularly affecting the stomach and intestines.


Q: Is Kemanat a cure or does it manage symptoms?

Kemanat is officially indicated for the short-term management of moderately severe acute pain. Its regulatory purpose is described as providing analgesia (pain relief). The drug is not intended or described as a method to cure the underlying cause of the painful condition.


Q: Is Kemanat suitable for someone with a history of heart issues?

The regulatory label carries a Boxed Warning that NSAIDs, including Kemanat, increase the risk of serious cardiovascular thrombotic events, such as heart attack and stroke. This risk applies to patients with and without known heart disease. Kemanat is specifically contraindicated (should not be used) after coronary artery bypass graft (CABG) surgery.


Q: What are the rules regarding Kemanat use during pregnancy or breastfeeding?

Official information indicates that Kemanat is contraindicated at or after 30 weeks of pregnancy due to the risk of premature closure of the fetal ductus arteriosus. Use during labor and delivery is also contraindicated. The drug is excreted in human milk, and official sources recommend discussing the benefits and risks to decide whether to discontinue nursing or discontinue the drug.


Q: Do older adults react differently to Kemanat?

Yes, regulatory guidelines require a lower maximum daily dose for elderly patients (ge 65 years) compared to younger adults. Older adults are at a greater risk for serious gastrointestinal and renal adverse events when taking this type of medicine. Regulatory guidance describes that the lowest effective dose for the shortest possible duration is appropriate for this population.


Q: Is Kemanat a narcotic or controlled substance?

Kemanat (ketorolac tromethamine) is officially classified as a nonsteroidal anti-inflammatory drug (NSAID). It works by inhibiting specific enzymes related to inflammation and pain. It is not listed as a narcotic or controlled substance in official government schedules.


Q: Is Kemanat approved for use in children?

No, Kemanat is not approved for use in pediatric patients by regulatory authorities. The official dosage and administration information provided on labels is generally limited to adult and geriatric populations.


Q: Can Kemanat cause weight gain or weight loss?

Official safety information lists edema (fluid retention or swelling) as a common adverse reaction associated with Kemanat. This retention of fluid has been observed in association with weight gain. Weight loss is not typically listed as a common or serious adverse event.


Q: Does Kemanat affect sleep patterns?

Official drug information lists effects on the central nervous system, such as dizziness and headache, as common side effects. Effects on the central nervous system may be reported. Official product information lists dizziness and headache as common side effects.


Q: Can Kemanat cause unusual changes in mood or behavior?

Official labeling for NSAIDs, including Kemanat, may include psychiatric and nervous system adverse reactions such as drowsiness, dizziness, euphoria, or hallucinations. These events are categorized as uncommon or rare side effects in official labeling.


Q: Are there different versions or strengths of Kemanat available?

Yes, Kemanat is available in multiple forms, including an oral tablet (typically 10 mg strength) and parenteral formulations for intravenous (IV) and intramuscular (IM) injection (with varying concentrations) for initial therapy.


Q: Is there a generic version of Kemanat?

Yes. The active ingredient in Kemanat, which is ketorolac tromethamine, is widely available in generic formulations. These generic versions are listed in government databases of approved drug products.


Q: Does the time of day matter when taking Kemanat?

Official instructions specify the required dosage interval, such as taking the drug every 4 to 6 hours. However, the labeling does not mandate a specific time of day (morning or night) for administration. Oral tablets are instructed to be taken with food.


Q: What is the success rate of Kemanat mentioned in clinical studies?

Official study summaries do not report a single 'success rate' percentage. Instead, research measured outcomes describing episodic changes in pain, such as reductions in patient-reported pain intensity scores. Studies also tracked a reduced need for supplemental opioid rescue medication compared to placebo in the short-term follow-up.


Q: Does Kemanat interact with herbal teas or natural remedies?

Official patient counseling emphasizes the importance of providing a complete list of all products being taken, including herbal supplements and remedies, to a healthcare professional. This is because non-regulated products can still carry risks of interaction, especially related to bleeding or liver function.


Q: Are there any long-term unknown risks of Kemanat?

Kemanat is only approved for short-term use, not exceeding 5 days, due to regulatory restrictions and safety concerns that increase with duration. The evidence base is focused on this acute phase, meaning that data and regulatory findings describing long-term effects are not fully established or characterized.


Q: What is the main difference between Kemanat and other drugs for the same condition?

Kemanat is classified as a potent NSAID indicated specifically for short-term management of moderately severe acute pain that would otherwise require opioid-level analgesia. Its regulatory labeling imposes a strict 5-day maximum use limit, which differentiates its use from less potent or longer-term NSAID pain relievers.


Q: Do people take Kemanat for reasons other than the main use listed?

Regulatory documents explicitly define the approved use for Kemanat as the short-term management of moderately severe acute pain. The labeling does not provide information about, or support, the use of the drug for any other conditions.


Q: How long does it usually take to see the expected effects of Kemanat?

Clinical trial data indicated that a difference in pain relief from placebo was observed within 30 minutes to 1 hour after initial administration. The peak analgesic effect is typically reported to occur within 2 to 3 hours after the drug is given.


Q: What should I know about using Kemanat if I am generally sensitive to medications?

Official labeling emphasizes that all risk factors must be carefully assessed prior to use due to the drug's potency and associated risks, even during short-term therapy. Official information explicitly lists several serious safety risks, including fatal cardiovascular and gastrointestinal events, and mentions uncommon but severe reactions like anaphylaxis.


Q: Is Kemanat safe to take if I have liver problems?

Official labeling advises that Kemanat use requires caution in patients with a history of liver disease or impaired hepatic function. The regulatory label warns that rare cases of severe hepatic reactions, including fatal liver failure, have been reported with NSAIDs, and official guidance states that the drug should be discontinued if signs of liver disease develop.


Q: Why is Kemanat sometimes prescribed alongside another drug?

Kemanat is indicated for moderately severe acute pain that requires analgesia at the opioid level. Clinical studies have shown that using Kemanat as part of a short-term treatment approach can be associated with a reduced need for supplemental opioid pain medication.


Q: Does Kemanat affect hormone levels?

Kemanat’s mechanism inhibits prostaglandin synthesis. Prostaglandins are lipid mediators that play roles in many bodily functions, including uterine contractions and female fertility. Official sources state that the use of prostaglandin synthesis inhibitors may temporarily impair female fertility.


Q: Do I need special monitoring tests while taking Kemanat?

Official labeling advises that patients should be monitored closely for signs of serious adverse events, including gastrointestinal bleeding and renal failure. For high-risk patients, or those with underlying conditions like renal or hepatic impairment, the need for monitoring of blood tests (e.g., kidney and liver function) is often mentioned for these high-risk populations.


Q: Is Kemanat considered a 'first-line' treatment option?

No. Kemanat is indicated for moderately severe acute pain that requires analgesia at the opioid level and is not indicated for minor or chronic painful conditions. Due to its serious risks and 5-day maximum duration, it is reserved for specific, short-term therapeutic uses, distinguishing it from general first-line pain relievers.

How should Kemanat be stored and disposed of?

Official Storage and Disposal Requirements for Kemanat

Storage Conditions

Kemanat must be stored at controlled room temperature, 20 C to 25 C (68 F to 77 F). The product must be protected from light, moisture, and excessive heat, and must not be frozen.

Keep Kemanat in its original, tightly closed container and out of the reach and sight of children. After the container seal is broken or the product is reconstituted, any unused portion must be discarded within 28 days to maintain stability.

Disposal Instructions

Official regulatory labeling dictates that Kemanat must not be disposed of in household trash or poured down a sink or toilet. Unused or expired medication should be returned to an authorized drug collection program or pharmacy to ensure proper pharmaceutical waste handling and prevent environmental contamination.

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

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