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Ketorol DT

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Ketorol DT

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Treatment option:

Medically reviewed

Marina Burgos

Last updated on 10/01/2026

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

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Overview of Ketorol DT

Property Description
Active ingredient Ketorolac tromethamine
Form Dispersible Tablet (DT), oral formulation
Pharmacological class Nonsteroidal Anti-inflammatory Drug (NSAID)
Common use Relief of moderate to severe pain
Origin Synthetic

Ketorol DT is a synthetic, single-ingredient medication that is designated as prescription-only (Rx). Its active ingredient is Ketorolac tromethamine, which belongs to the Nonsteroidal Anti-inflammatory Drug (NSAID) pharmacological class. This classification means its primary function is that of a powerful analgesic and anti-inflammatory agent that works systemically throughout the body.

The unique form, DT, stands for Dispersible Tablet, a specialized oral formulation designed to rapidly dissolve or disintegrate upon placement in the mouth. This physical structure consists of the active Ketorolac tromethamine combined with specialized solid pharmaceutical excipients. The rapidly disintegrating tablet is beneficial for patients who require a fast onset of action or who face difficulty swallowing conventional tablets.

The general purpose of Ketorol DT is to provide effective relief from moderate to severe pain, such as post-operative pain or pain following minor injuries. This function is achieved by inhibiting the synthesis of prostaglandins, which are the chemical messengers responsible for signaling pain and associated inflammation. By disrupting this mechanism, the medication delivers a dual therapeutic benefit: reducing the pain sensation and mitigating underlying swelling.

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What side effects are possible with Ketorol DT?

Possible Side Effects and Safety Information

Ketorol DT (ketorolac) carries official regulatory warnings regarding the risk of serious cardiovascular thrombotic events, including heart attack and stroke, which can be fatal. This risk may increase with the duration of use. The medication also presents a high risk for serious gastrointestinal events, such as bleeding, ulceration, and perforation of the stomach or intestines, which may also be fatal and can occur without prior symptoms.

Restrictions and Contraindications

Due to these risks, the drug's use is subject to strict limitations. The total treatment duration, combining both oral and injectable forms, must not exceed five days. Ketorol DT is formally contraindicated in patients with advanced renal impairment, active peptic ulcer disease, recent gastrointestinal bleeding or perforation, bleeding disorders, before major surgery, and during late pregnancy or labor and delivery. Use is also contraindicated with other non-steroidal anti-inflammatory drugs (NSAIDs).

Documented Adverse Reactions

Adverse reactions are classified by frequency based on regulatory data:

  • Very Common (Affecting ge 1 in 10 patients): Headache, nausea, dyspepsia, and abdominal pain.
  • Common (Affecting ge 1 in 100 patients): Dizziness, somnolence, diarrhea, vomiting, constipation, and edema.

Other documented serious risks involve renal (kidney) toxicity, including acute renal failure, and severe liver injury. Safety considerations require particular caution for elderly patients, who face an increased risk of serious adverse reactions, especially gastrointestinal bleeding.

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Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory profile for Ketorolac tromethamine (the active ingredient in Ketorol DT) outlines documented manifestations and mandated emergency procedures, requiring management strictly by symptomatic and supportive care.

Documented Manifestations and Severe Outcomes

Overdose presentations are commonly limited to reversible effects such as nausea, vomiting, drowsiness, lethargy, and epigastric pain. Single acute exposures have also been associated with abdominal pain, peptic ulcers, and renal dysfunction. The labeling documents the potential for rare, severe, or life-threatening outcomes, including Gastrointestinal bleeding, acute renal failure, respiratory depression, and coma.

Emergency Actions and Supportive Care

The occurrence of severe manifestations—such as signs of GI bleeding, acute renal failure, or neurological depression—is the regulatory condition that requires immediately seeking urgent medical attention. The official prescribing information explicitly states that no specific antidotes are known. Supportive procedures may include administering activated charcoal and/or an osmotic cathartic if a large oral overdose is detected within four hours of ingestion. Furthermore, procedures like hemodialysis are noted as unlikely to be beneficial due to the drug’s high protein binding. Single overdoses have been associated with effects that have been noted to resolve after discontinuation of dosing.

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Therapeutic Uses of Ketorol DT

What Ketorol DT Treats: Main Uses and Benefits

The core function of Ketorol DT is to help with symptomatic relief for acute, high-impact symptom presentations, playing a role in managing both pain and inflammation.

Managing Symptoms Related to Significant Physical Discomfort

This medication is applied in clinical settings that involve acute or unstable symptom patterns, such as discomfort experienced after surgical procedures (e.g., orthopedic, dental) or following acute trauma, where additional symptomatic support is needed. This relief is generally intended for moderately severe acute pain and may contribute to improved comfort during symptomatic periods. It is relevant for patients needing short-term symptomatic assistance when symptoms related to physical discomfort become more noticeable.


Addressing Inflammation and Swelling Symptom Clusters

Ketorol DT is used for addressing symptom clusters that occur together, such as both physical discomfort and inflammatory states like localized swelling. This medicine may help patients cope more steadily with challenging episodes and may assist with easing the overall symptom load. It is relevant in conditions characterized by periods of heightened symptoms where discomfort is pronounced.


Symptom Severity Targeted

This medication is primarily relevant for the short-term management of conditions characterized by heightened symptoms where discomfort is pronounced, requiring temporary symptomatic assistance rather than long-term control.

Regulatory References

  1. NIH DailyMed drug information
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Eligibility and Restrictions for Use

Ketorol DT (ketorolac tromethamine) is a nonsteroidal anti-inflammatory drug (NSAID) whose use is strictly governed by regulatory eligibility rules to minimize serious risks. The medication is officially indicated only for adults for the short-term management of moderately severe acute pain.

Contraindicated Populations (Must Not Use)

Ketorol DT is contraindicated for several high-risk groups, including:

  • Patients with active peptic ulcer disease, recent gastrointestinal bleeding or perforation, or a history of these conditions.
  • Individuals with advanced renal impairment or those at high risk for kidney failure due to volume depletion.
  • Patients with suspected or confirmed cerebrovascular bleeding or other hemorrhagic disorders, or those at high risk of bleeding.
  • Patients with a history of allergic reactions (e.g., asthma, hives) to aspirin or other NSAIDs.
  • Patients currently receiving aspirin or other NSAIDs concurrently.

Age and Reproductive Status

The drug is not recommended for use in children and adolescents (generally under 17 years) as safety and efficacy are not established. Use is contraindicated during labor, delivery, and breastfeeding. Regulatory guidance advises avoiding use from 30 weeks of gestation onward due to fetal risk, with further restriction from 20 weeks gestation.

Restricted/Conditional Use

Older adults (65 years and older) require caution and should receive the lowest effective dose for the shortest duration due to increased risks of GI and renal complications. Patients with liver impairment also require special caution.

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What should I know about interactions with other medicines?

Interactions with other medicines and products

Regulatory information identifies several classes of products and specific medicines that have documented interactions with Ketorol DT, primarily impacting the risk of bleeding, drug exposure, or renal function.

Official Interaction Restrictions

Classification Interacting Agents Official Constraint
Contraindicated Other NSAIDs and Aspirin Forbidden due to cumulative risk of serious gastrointestinal adverse events.
Contraindicated Anticoagulants (e.g., Warfarin) Forbidden due to significantly increased risk of hemorrhage.
Contraindicated Probenecid Forbidden due to reduced clearance, resulting in elevated Ketorolac plasma levels.
Contraindicated Lithium Forbidden due to reduced renal clearance of Lithium, leading to potential toxicity.
Additive Risk SSRIs, Corticosteroids Documented increased risk of gastrointestinal bleeding or ulceration.
Exposure Impact Methotrexate Co-administration may enhance toxicity due to reduced renal clearance.

Pharmacodynamic and Environmental Interactions

The co-administration of Ketorol DT with Diuretics or ACE Inhibitors/ARBs may reduce the efficacy of these agents due to the inhibition of renal prostaglandin synthesis. Alcohol consumption and Tobacco Smoking are documented to enhance the risk of serious gastrointestinal side effects.

Population-Specific Notes

The official profile notes that clearance is reduced in elderly patients (aged 65 years and older), which increases exposure to the drug. Furthermore, patients with renal impairment or who are volume-depleted are more susceptible to interactions affecting renal function.

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Mechanism of Action

How Ketorol DT Works: Mechanism of Action

Ketorol DT (ketorolac tromethamine) functions by intervening in the eicosanoid signaling cascade at the molecular level.

Its primary action is as a non-selective, reversible inhibitor of the Cyclooxygenase-1 (COX-1) and Cyclooxygenase-2 (COX-2) enzymes. The drug molecule binds to the active site of these enzymes, competitively preventing the substrate, arachidonic acid, from initiating synthesis.

This molecular interaction results in the suppression of prostaglandin formation, along with other eicosanoids such as thromboxanes, in peripheral tissues. This pathway modulation affects local cellular processes and alters humoral signaling.

As a physiological consequence, the reduction of prostaglandins decreases the sensitization of peripheral nociceptors (pain receptors), thereby reducing the facilitation of afferent pain-signal transmission. Furthermore, the mechanism affects prostaglandin levels in the central nervous system, which modulates the body's hypothalamic thermoregulatory set point. This mechanism establishes a physiological profile characterized by reduced pain-signal transmission and altered thermoregulation.

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Dosage and Administration Information

How to use Ketorol DT

Ketorolac tromethamine oral formulations, such as the Dispersible Tablet (DT), are governed by strict usage protocols outlined in prescribing information. These rules establish the medication as a short-term, sequential treatment, not an initial or long-term therapy.


Official Administration Protocol

The usage of the oral form is strictly contingent upon prior administration of the injectable form (intravenous or intramuscular). The oral tablet is not approved for starting treatment but serves as a continuation therapy. The entire treatment duration, encompassing both the initial injection and the subsequent oral course, must not exceed 5 days in total for adult patients.

Usage Constraint Detail
Route of Use Oral, used only for continuation after initial injectable therapy.
Maximum Total Duration 5 days (combined parenteral and oral use).

Standard Dosing and Frequency

The standard adult oral dose is 10 mg per administration. This dose is typically taken every 4 to 6 hours as required, with the interval between doses never being shorter than four hours. The total dose administered over any 24-hour period must not exceed 40 mg. While the tablet may be taken with food or antacids to minimize potential gastric upset, this does not affect the amount of medication absorbed.

Population-Specific Use Adjustments

Specific populations require mandatory dose reductions to adhere to usage principles. A reduced dosing regimen is required for patients who are 65 years or older, who have a body weight under 50 kg, or who have moderately impaired kidney function. The oral formulation is not indicated for use in pediatric patients.

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Recent Clinical Evidence

Research Evidence / Overview of Studies for Ketorol DT

The research on Ketorol DT focuses on its active ingredient, Ketorolac tromethamine, and was studied for its role in short-term symptomatic assistance during episodes of severe physical discomfort. The evidence base is structured primarily around clinical trials and reviews that examine how symptoms change over defined time intervals.


Evidence for Managing Acute Pain Following Surgical Procedures

Studies have been conducted in research contexts involving fluctuating or unstable symptoms that occur immediately after various surgeries. These short-term Randomized Controlled Trials (RCTs) and Systematic Reviews were applied in studies examining patient-reported experiences following procedures like dental, orthopedic, or general surgery. Researchers primarily monitored outcomes related to physical discomfort scores and evaluated opioid medication utilization during the recovery period.

Studies report on changes measured during the study period in terms of pain intensity. Some trials described patterns where opioid medication utilization was a measured outcome, and studies reported on the observed patterns related to opioid medication utilization. This evidence contributes to the broader evidence landscape by providing insight into short-term changes in symptom intensity or variability.


Evidence for Other Acute Moderate to Severe Symptom Clusters

The research explored the active ingredient's use in conditions characterized by acute or disruptive episodes. This includes settings where symptoms may vary in intensity, applied in research contexts involving conditions such as acute low back pain and the pain associated with kidney stones (renal colic). Studies monitored patient-reported outcomes describing perceived discomfort and assessed the need for rescue pain medication.

In these research scenarios, trials report how symptoms evolved in the observed populations, and findings describe patterns observed in the studies related to outcomes linked to inflammatory or irritative states. Comparative studies against active comparator agents have been conducted, and this evidence helps contextualize how patients reported their experience over defined time intervals.


What is Still Uncertain About the Research Base

The evidence highlights what is known—and what is still uncertain—about the active ingredient's profile. Long-term effects are not fully established, as the follow-up durations in the primary clinical trials were inherently short due to the drug's intended acute use. There is limited information for long-term outcomes or durability of effect.

Furthermore, the specific performance of the Dispersible Tablet (DT) formulation is not as extensively characterized as the injected formulations in the largest systemic reviews. Research provides context but does not determine whether an individual will respond similarly to the group patterns observed.

Key Studies & References

  1. Ketorolac Tromethamine Tablet and Injection Official FDA Label Information
  2. Ketorolac entry in an NIH review (Pharmacology and Mechanism)
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Frequently Asked Questions (FAQ)

Common questions about Ketorol DT (FAQ)


Q: How quickly does Ketorol DT typically start working after taking it?

Official pharmacology information indicates that the peak pain relief from the oral tablet is generally reached two to three hours after taking a dose.

This timing reflects when the medication achieves its highest concentration in the body for its full effect.


Q: How long can the effects of Ketorol DT last?

According to official dosing guidelines, the pain-relieving effects of Ketorol DT typically last for 4 to 6 hours.

This is why the standard minimum time between doses is often based on an interval of four hours.


Q: Can someone become dependent on Ketorol DT?

Regulatory documentation classifies Ketorol DT as a Nonsteroidal Anti-inflammatory Drug (NSAID).

It is generally noted that this type of medication does not possess narcotic or addictive properties.


Q: Do official documents mention any effects of Ketorol DT on mood?

Official adverse reaction listings report that some users may experience changes in mood.

These reported less frequent side effects include instances of depression, anxiety, euphoria, abnormal dreams, and abnormal thinking.


Q: Can Ketorol DT interact with herbal supplements?

Official regulatory information describes a need for caution regarding certain herbal products.

This is especially true for supplements such as White Willow Bark, which contains related compounds and could potentially affect how the body processes the medication.


Q: What are the official guidelines regarding Ketorol DT and driving a car?

Official information states that due to the potential for side effects like drowsiness, dizziness, or vertigo, driving or operating machinery is not recommended for patients experiencing these effects.


Q: Does Ketorol DT contain aspirin or acetaminophen?

Ketorol DT is a single-ingredient prescription medication containing only ketorolac tromethamine, not aspirin or acetaminophen.

Official information strictly prohibits taking it concurrently with aspirin or other NSAIDs due to the risk of serious side effects.


Q: What is the difference between Ketorol DT and the injectable form of ketorolac?

The primary difference outlined in official documents is the indicated role of the two formulations.

The DT oral tablet is specifically indicated only as continuation treatment following initial dosing with the intravenous or intramuscular injection, and not for starting therapy.


Q: Can people who are lactose intolerant take Ketorol DT?

The product's excipient list should be checked by patients with severe lactose intolerance, as the ingredient lactose is often listed in regulatory documents.

Official documents, such as the SmPC (Summary of Product Characteristics), often contain this information.


Q: What information is available about Ketorol DT and its effect on mental clarity?

The official adverse reaction reports list central nervous system side effects that can potentially impact mental sharpness.

These potential effects include drowsiness (somnolence), confusion, and inability to concentrate.


Q: What are the signs of a serious, but rare, side effect from Ketorol DT?

Official patient safety information describes signs that may indicate a serious side effect requiring immediate medical attention.

These can include bloody or tarry stools, vomiting material that resembles coffee grounds, unexpected chest pain, or yellowing of the skin/eyes (jaundice).


Q: Do official patient information sheets describe any weight gain related to Ketorol DT?

Regulatory documents list both edema (swelling) and unusual weight gain as reported adverse reactions, although not necessarily common.

Edema refers to fluid retention, which can sometimes lead to an increase in body weight.


Q: What information is available about Ketorol DT and vision changes?

The regulatory adverse reaction profile includes reports of vision-related side effects in some individuals.

These have included instances of blurred vision and other general visual disturbances.


Q: Are there known interactions between Ketorol DT and diabetes medications?

Regulatory safety information indicates that caution is necessary when Ketorol DT is used alongside certain diabetes medications.

Specifically, combining it with the drug metformin may increase the risk of a serious, rare condition known as lactic acidosis.

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How should Ketorol DT be stored and disposed of?

How to Store and Dispose of Ketorol DT

The storage and handling of Ketorol DT (ketorolac tromethamine tablets) must strictly adhere to regulatory requirements to ensure stability and safety.


Storage Requirements

Condition Requirement
Temperature Store at Controlled Room Temperature (15 C to 30 C / 59 F to 86 F).
Protection Keep from freezing, heat, and moisture. The container must be light-resistant and tightly closed.
Child Safety KEEP THIS AND ALL MEDICATIONS OUT OF THE REACH OF CHILDREN. Dispense with a child-resistant closure.

Disposal Instructions

Official disposal should primarily utilize a drug take-back program. If unavailable, the FDA-recommended method for household trash is to mix the tablets with an undesirable substance (such as dirt or used coffee grounds) and place the mixture in a sealed container before discarding. Do not flush the medication down the toilet or empty into drains.

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

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