Loxalate

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Medically reviewed

Laura Arias

Last updated on 22/12/2025

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

Overview of Loxalate

Quick Facts

Property Description
Active Ingredient Escitalopram (as Escitalopram oxalate)
Form Oral film-coated tablets
Pharmacological Class Selective Serotonin Reuptake Inhibitor (SSRI)
Route of Administration Oral (by mouth)
Type Synthetic, single-ingredient

What Type of Medicine is Loxalate?

Loxalate is a prescription-only medication that contains the active ingredient Escitalopram. It belongs to the class of medicines known as Selective Serotonin Reuptake Inhibitors (SSRIs), which are the most commonly prescribed type of antidepressant therapy. The primary function of this medication is to help restore a balanced level of chemical messengers in the brain. This action is clinically recognized for providing relief in conditions characterized by emotional distress and anxiety.

Loxalate represents a specific brand formulation of Escitalopram. Its formulation is significant because it utilizes the pure S-enantiomer, which is the sole therapeutically active component of the drug, leading to a highly targeted action compared to older predecessor compounds.


Composition and Origin: Escitalopram Oxalate

Loxalate is most commonly supplied as film-coated tablets for oral administration. The active substance is supplied as Escitalopram oxalate; the oxalate part is a non-active chemical salt added to ensure the drug remains stable, easily dissolved, and properly absorbed into the body. The World Health Organization (WHO) includes Escitalopram on its Model List of Essential Medicines. This confirms the medication is widely recognized as an important treatment in global public health.

As a synthetic small-molecule drug, Loxalate is produced through precise chemical synthesis, rather than being derived from biological or natural sources. Its formulation confirms it is a single active ingredient medication.


General Action: The Principle of Selectivity

As an SSRI, Loxalate works by gently increasing the amount of the neurotransmitter serotonin available in the brain. It does this by selectively blocking its reabsorption (reuptake) into nerve cells. This precise mechanism helps regulate communication between brain cells, which is why it is used to stabilize mood. By focusing its action predominantly on the serotonin system, this compound provides a targeted way to promote emotional well-being.

Regulatory References

  1. NIH MedlinePlus
  2. MedlinePlus

What side effects are possible with Loxalate?

Loxalate (Escitalopram) has an officially documented safety profile, with potential effects classified primarily by their frequency and the physiological system affected, according to regulatory documents.

Frequency and System-Organ Classification

Adverse reactions are generally most frequent during the first two weeks of treatment and tend to decrease with continuation. Officially documented side effects are categorized as follows:

Classification Examples of Reactions (System)
Very Common (ge 1/10) Headache (Nervous system), Nausea (Gastrointestinal)
Common (ge 1/100 to <1/10) Insomnia, Dizziness, Dry mouth, Fatigue, Sexual dysfunction (Reproductive)

Serious Adverse Reactions and Key Constraints

Regulatory agencies document several serious adverse reactions, including the risk of Serotonin Syndrome, QT interval prolongation, and the increased risk of suicidal thoughts and behavior in young adults, especially during the initial months of therapy or following dose changes. Abnormal bleeding, including gastrointestinal hemorrhages, is also a noted safety concern.

Specific safety constraints are outlined for certain populations. For instance, older adults (aged 65 years and over) and patients with hepatic impairment are often subject to a lower recommended maximum dosage. Loxalate is formally contraindicated in patients with a known history of QT interval prolongation or congenital long QT syndrome.

Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory descriptions of Loxalate (Escitalopram) overdose outline specific manifestations observed in human experience. These documented signs commonly affect the central nervous system, including dizziness, somnolence, confusion, agitation, and tremor. Gastrointestinal symptoms such as nausea and vomiting are also recorded, alongside cardiovascular effects like sinus tachycardia and hypotension.

Severe outcomes are specifically listed in official labeling and include the risk of Serotonin Syndrome, Convulsions/Seizures, and Coma. The regulatory profile also highlights the potential for serious cardiac toxicity, specifically QT prolongation and Ventricular Arrhythmia, which requires careful attention. Fatal cases have been rarely reported, primarily when Loxalate was ingested concurrently with other medications.

Management is restricted to symptomatic and supportive treatment, as regulatory documents state that no specific antidote is known. When an overdose is suspected, immediate medical attention must be sought. Furthermore, regulatory guidance mandates that referral to an emergency department is required for any symptom beyond mild effects or in cases of intentional ingestion. Procedural steps include establishing and maintaining an airway and the recommendation for continuous cardiac and vital signs monitoring.

Therapeutic Uses of Loxalate

What Loxalate Treats: Main Uses and Benefits

Loxalate (Escitalopram) is generally applied across domains where additional symptomatic support is needed for conditions characterized by heightened emotional and anxiety-related symptoms. It is commonly used to help with depression and generalized anxiety disorder, providing supportive relief that may help patients cope more steadily with symptom fluctuations.

It is commonly used to help with Major Depressive Disorder, Generalized Anxiety Disorder (GAD), Panic Disorder, Social Anxiety Disorder, and Obsessive-Compulsive Disorder (OCD). The medication is commonly used to help with symptom clusters that may interfere with daily functioning, such as uncontrollable worry, profound sadness, and recurrent panic attacks.

In clinical settings that involve acute or disruptive symptom patterns, Loxalate contributes to improved comfort during periods of heightened symptoms. It may assist with maintaining a sense of stability when symptoms are more noticeable, supporting the patient during difficult episodes by easing the associated distress.

“The primary goal of using Escitalopram is relevant for managing symptoms that interfere with daily functioning, such as persistent worry and loss of interest.”


Quick Fact: Relief for Key Symptom Domains
Mood Helps address persistent sadness and emotional imbalance.
Anxiety Supports management of excessive worry and chronic restlessness.
Phobic/Panic Assists in easing intense, episodic fear and panic attacks.

Regulatory References

  1. NIH MedlinePlus overview

Eligibility and Restrictions for Use

Who can and cannot use Loxalate?

This section outlines the official population eligibility and non-eligibility rules for Loxalate (Escitalopram) as stated in government regulatory documents.

Category Official Regulatory Statement
Populations for whom use is allowed Adults and Adolescents (age 12–17 years) are approved for use in certain conditions.
Populations for whom use is contraindicated Patients with a known hypersensitivity to Escitalopram or Citalopram, or any component of the formulation. Concurrent use of Monoamine Oxidase Inhibitors (MAOIs), including Linezolid, or the medicine Pimozide is prohibited. It is also contraindicated in patients with known QT interval prolongation or congenital long QT syndrome.
Age-related eligibility rules Children under 12 years of age have not had safety and effectiveness established. Geriatric patients (age ge 65 years) require a lower maximum recommended dose.
Condition-specific eligibility rules Patients with hepatic impairment require a lower maximum recommended dose. Use requires caution in patients with severe renal impairment or a history of seizures or mania/hypomania.
Pregnancy and lactation eligibility status Pregnancy use is conditional: permitted only if the potential benefit justifies the potential risk. Lactation requires caution, and monitoring of the infant is recommended.

Eligibility classifications (high-level)

  • Eligibility severity classification: Ranges from Contraindicated (e.g., MAOI use) to Caution (e.g., severe renal impairment) to Not Established (e.g., use in children under 12).

Connection to the overall eligibility profile

The regulatory profile strictly defines the approved patient population by age and establishes non-negotiable prohibitions for specific high-risk cardiac conditions or drug combinations. Conditional use rules are applied to populations with altered metabolism, such as those with hepatic impairment or older adults, defining a limited eligibility boundary for safety reasons.

What should I know about interactions with other medicines?

Loxalate's (Escitalopram) official interaction profile is defined by regulatory restrictions concerning combined use with other medicinal products and substances. Formal prohibitions include co-administration with Monoamine Oxidase Inhibitors (MAOIs), including non-antidepressant MAOIs like Linezolid and Intravenous Methylene Blue. The use of Loxalate is also contraindicated with Pimozide and certain medicines documented to prolong the QT interval due to the risk of additive cardiac effects.

Pharmacokinetic interactions are officially documented via CYP enzymes. Loxalate is a known modest inhibitor of CYP2D6, which increases the plasma concentration of drugs metabolized by that enzyme (e.g., Desipramine). Conversely, co-administration with CYP2C19 inhibitors (e.g., Omeprazole) increases the systemic exposure of Loxalate itself.

Pharmacodynamic interactions involve an increased risk of Serotonin Syndrome when combined with other serotonergic agents (e.g., Triptans, Lithium) or the herbal product St. John's wort. There is an increased risk of abnormal bleeding when Loxalate is co-administered with medicines that interfere with hemostasis, such as NSAIDs and Warfarin. Regulatory documents mandate a 14-day separation period when switching between Loxalate and a psychiatric MAOI. Furthermore, reduced clearance and increased exposure are noted in individuals with hepatic impairment.

Mechanism of Action

Selective Serotonin Reuptake Inhibition

Loxalate acts within domains involving neurotransmitter transporter modulation. Its primary mechanism is the selective inhibition of the serotonin transporter (SERT) protein.


Enhancing Serotonergic Signaling

By engaging SERT, Loxalate blocks the reabsorption of serotonin (5-HT) from the synaptic cleft back into the presynaptic neuron. This action modifies the early molecular steps by increasing the concentration of 5-HT in the synapse, thereby enhancing and prolonging its effect on postsynaptic receptors.


Modification of Neural Activity

This heightened serotonergic neurotransmission initiates signaling sequences that lead to downstream effects in limbic and cortical brain regions. The resulting physiological effect leads to the modification of overactive neural responses associated with alterations in key monoamine pathways, promoting pathway-level adjustment within targeted central systems.

Dosage and Administration Information

How Loxalate is Used

Loxalate (Escitalopram) usage is determined by official dosing schedules and administration instructions. The medication is delivered exclusively via the oral route, typically as a film-coated tablet, but an oral solution is also an approved form.

The standard adult usage pattern for conditions such as Major Depressive Disorder and Generalized Anxiety Disorder begins with an initial dose of 10 mg once daily. This fixed dose may be taken consistently, either in the morning or the evening, and its administration is independent of meals. Should an adjustment be necessary, the dose may be increased to a maximum of 20 mg once daily; this change should procedurally occur after a minimum treatment period of one week at the initial dosage.

Specific populations follow tailored instructions. For older adults (aged 65 years and over) and patients with hepatic impairment, the recommended dose is 10 mg once daily, standardizing the approach for these groups. Consistent adherence to the daily schedule is required; if a dose is missed, it should be taken only if the time is closer to the missed dose than the next scheduled one, without doubling the dose.

Upon the decision to discontinue, the official protocol advises a gradual dose reduction rather than abrupt cessation. This procedural step is central to the usage pattern over time.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Loxalate

Evidence for Use in Major Depressive Disorder (MDD)

Loxalate was evaluated in research exploring Major Depressive Disorder through various study types. The study landscape includes short-term Randomized Controlled Trials (RCTs), where outcomes were monitored against both an inactive placebo and sometimes other active treatments. Further analysis involved pooling data from multiple trials. Researchers also conducted specific studies focused on measuring the prevention of symptom return, often called maintenance or relapse prevention studies.

These trials were used in research exploring how symptoms change over time. Studies monitored outcomes related to physical discomfort and outcomes describing episodic or acute changes, relying on established scales like the MADRS and HAMD-17 to track changes in symptom severity over defined time intervals. Functional measures, like quality of life scales, were also applied in studies examining patient-reported experiences. The main populations studied were adult outpatients, but separate research was also conducted on adolescents aged 12 to 18.

Evidence for Use in Generalized Anxiety Disorder (GAD)

The evidence for Loxalate’s role in conditions characterized by fluctuating or episodic manifestations like Generalized Anxiety Disorder is structured around double-blind, placebo-controlled RCTs, alongside subsequent systematic reviews that pool data from these acute trials. Researchers used in research exploring how symptoms change over time and outcomes related to systemic or functional imbalance. Studies primarily evaluated change in anxiety severity using the HAM-A scale and functional impairment using tools like the Sheehan Disability Scale.

These studies were conducted during periods of increased symptom activity and focused on adult outpatients diagnosed with GAD. Studies reported how symptoms were monitored in the observed populations during the typically 8-week acute treatment periods. Findings describe patterns observed in the studies related to symptom severity scores and measurements of patient response rates during the defined study periods.


Research Gaps and Areas of Uncertainty

The current research provides context but not individual predictions, and certain areas of uncertainty remain. There is limited information for long-term outcomes for ongoing treatment exceeding one year, as most controlled trials are short-term. Evidence for specific subgroups, such as the full pediatric population or those with complex psychiatric or medical comorbidities, remains limited or fragmented. Comparative evidence against all other available active treatments for all approved indications is lacking, as trials often compare Loxalate to placebo or a limited selection of other compounds. The results apply only to the populations studied, and findings were sometimes mixed across different studies for certain measures. Research concerning functional measures is less extensive than the data available for panic attack frequency.

Key Studies & References

  1. National Institute for Health and Care Excellence (NICE) Clinical Guideline: Depression in adults

Frequently Asked Questions (FAQ)

Common questions about Loxalate (FAQ)

Q: How quickly does Loxalate start to work, or when can I expect to notice changes?

Loxalate is rapidly absorbed into the body, with peak levels typically achieved a few hours after taking a dose. However, the time required to observe a full change in symptoms can vary among individuals. Studies supporting the use of this medicine often measure outcomes over treatment periods of 8 weeks or more to properly evaluate the full effect.


Q: Can Loxalate be used to treat conditions other than its primary purpose?

Official use of Loxalate is approved for Major Depressive Disorder (MDD) and Generalized Anxiety Disorder (GAD). Official regulatory documents state that the safety and effectiveness for any other medical uses have not been formally reviewed or established.


Q: Is there a link between Loxalate and changes in appetite or weight?

Official product information notes that a decrease in appetite is a common adverse reaction reported during clinical trials. Changes in weight have also been reported, though less frequently.


Q: Can Loxalate be taken safely with vitamins or herbal supplements?

Caution is advised regarding the use of Loxalate with other products that can affect the central nervous system. Specifically, regulatory documents warn against combining Loxalate with the herbal product St. John's wort, as this may increase the risk of Serotonin Syndrome.


Q: Is there any known interaction between Loxalate and alcohol?

Official product information suggests caution regarding the concurrent use of alcohol while taking this medication. While studies have indicated that Loxalate did not increase the effects of alcohol on a person's thinking or motor skills, caution is generally advised.


Q: Has Loxalate been studied for use during pregnancy, and what is the evidence?

Regulatory documents state that use during pregnancy is conditional and is only permitted if the potential benefit is judged to justify the potential risks. Official prescribing information also recommends monitoring newborns exposed to the drug during the third trimester for complications.


Q: What are the documented risks of stopping Loxalate suddenly?

Abrupt discontinuation of Loxalate should be avoided according to regulatory protocol. Official documents confirm that discontinuation symptoms have been reported. If symptoms occur during tapering, the previous dose may be resumed before attempting another reduction, as described in the official guidance.


Q: Is there a generic version of Loxalate available, and is it the same?

Loxalate is a brand name for the active ingredient Escitalopram. Generic versions containing Escitalopram are generally available. Regulatory bodies require that a generic version contains the same active ingredient and demonstrates the same quality, strength, and therapeutic effects as the brand-name product.


Q: Are there any known visual side effects associated with Loxalate?

The official product label includes a specific warning regarding the risk of developing angle closure glaucoma, which is a rare but serious eye condition. Furthermore, other visual disturbances, such as blurred vision, have been noted in post-marketing reports.


Q: What is the connection between Loxalate and low sodium levels (hyponatremia)?

Regulatory documents state that Loxalate treatment can be associated with the development of low sodium levels in the blood, known as hyponatremia. This condition can occur in connection with Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH). Older adults may be at an increased risk of this effect.


Q: Is it common for Loxalate to cause increased sweating?

Yes, regulatory information indicates that increased sweating, known medically as hyperhidrosis, was among the most commonly observed adverse reactions reported in clinical trials for Loxalate.


Q: What is the typical time frame to see the maximum expected effect from Loxalate?

The full effect of Loxalate may take time. Clinical trials that established the effectiveness of the drug often monitored symptom change over periods of 8 weeks or longer. If a dose change is considered necessary, regulatory guidance states this procedural adjustment should occur only after a consistent use period of at least one week.


Q: Do studies suggest Loxalate can cause sexual side effects, and are they temporary?

Sexual dysfunction is reported as a common side effect in official documents. Regulatory sources note that these effects are generally reversible upon stopping the medication, but they do not confirm whether these effects are guaranteed to be temporary for all patients while use continues.


Q: Does Loxalate carry a risk of increasing anxiety or agitation when first started?

Official prescribing information warns that symptoms such as anxiety, agitation, and other unusual changes in behavior may occur or worsen in some patients. This is most likely to happen during the first few months of treatment or following a change in dosage.


Q: What are the official recommendations for monitoring while taking Loxalate (e.g., blood tests)?

Regulatory bodies recommend that all patients be monitored for potential clinical worsening and the emergence of suicidal thoughts or behavior, especially at the start of therapy. Patients with certain conditions, like liver impairment, or older adults require careful monitoring due to specific dose limitations.


Q: What is a 'drug interaction' in the context of Loxalate?

A drug interaction, as described in official documents, occurs when combining Loxalate with another product. This can either increase the risk of certain adverse effects, such as the Serotonin Syndrome when combined with triptans, or change how the body processes Loxalate or the other product.


Q: Is Loxalate approved for use in patients who also have a diagnosis of bipolar disorder?

Official prescribing information states that Loxalate is not approved for the treatment of bipolar depression. The regulatory label advises that patients should be screened for a personal or family history of bipolar disorder, mania, or hypomania prior to initiating treatment.


Q: Is it normal to feel a temporary worsening of symptoms when starting Loxalate?

Official labels include warnings that a temporary clinical worsening may occur when starting Loxalate. This can include symptoms like increased anxiety or agitation, particularly during the initial phase of treatment or immediately after a dose adjustment.


Q: What research is available on Loxalate and bone density or fracture risk?

Official documents for the general class of selective serotonin reuptake inhibitors (SSRIs) note that observational studies have indicated an increased risk of bone fracture in patients taking this type of medicine. However, the precise role of Loxalate in this observed class effect is not fully established.


Q: Is Loxalate's use conditions different for adults versus teenagers?

Yes, regulatory documents describe a different procedural timeline for dose increases in adolescents (ages 12–17) compared to adults. If a dose increase is pursued, it is advised to wait a minimum of three weeks at the initial dose for adolescents, compared to one week for adults.


Q: Can Loxalate cause changes in blood pressure?

While it is not a common side effect, official reports on accidental overdose indicate that changes in blood pressure, specifically low blood pressure (hypotension), have been reported. Caution is advised for individuals with pre-existing conditions that affect blood circulation.


Q: Is Loxalate known to interact with common dental or anesthetic medicines?

The label advises caution when combining Loxalate with other Central Nervous System (CNS) active drugs. Certain anesthetic agents (e.g., sympathomimetics) or dental medications may have serotonergic properties or affect the cardiovascular system, requiring consideration during use.


Q: What research exists regarding Loxalate's effect on memory or concentration?

Official information carries a warning that Loxalate has the potential to interfere with both cognitive function and motor performance. Additionally, symptoms such as difficulty concentrating and memory impairment are noted as potential indicators of the serious adverse reaction, hyponatremia (low sodium).


Q: What official information is available on Loxalate and driving or operating machinery?

Regulatory documents caution about the potential for Loxalate to interfere with cognitive and motor performance. Patients are warned about operating hazardous machinery, including automobiles, until they are reasonably certain of the drug's effect.


Q: Are allergic reactions to Loxalate common or rare?

While the medication is formally contraindicated (prohibited) for anyone with a known hypersensitivity or severe allergy to its components, official post-marketing data reports that a severe allergic reaction, known as anaphylaxis, is classified as a rare event.

How should Loxalate be stored and disposed of?

Storage and Disposal of Loxalate

Loxalate (Escitalopram oxalate) must be stored under specific conditions to maintain its integrity, as mandated by regulatory labeling.

Official Storage Requirements

Condition Requirement
Temperature Store at Controlled Room Temperature (20 C to 25 C / 68 F to 77 F).
Protection Keep away from excess heat, moisture, and light. Do not freeze.
Container Keep in the original container and ensure it is tightly closed.

Child Safety and Disposal

All medication must be stored out of the sight and reach of children to prevent accidental ingestion. For disposal, unused or expired Loxalate should not be thrown into household trash or flushed down the toilet. Patients should follow official instructions, which often involve using a local drug take-back program or consulting a pharmacist for guidance on safe pharmaceutical waste handling.

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

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