Giachela

Quick links to important sections

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 Giachela

What is Giachela?

Giachela is an oral medication containing the active substance eflornithine. It is used as a maintenance therapy for high-risk neuroblastoma, a type of cancer that affects nerve cells. This treatment is intended for use in both pediatric and adult patients who have shown at least a partial response to prior multi-drug, multi-modality therapies, including immunotherapy.

Mechanism of Action

Eflornithine, the active component in Giachela, acts as an irreversible inhibitor of the enzyme ornithine decarboxylase (ODC). This enzyme plays a critical role in the biosynthesis of polyamines, such as putrescine, spermidine, and spermine. Polyamines are essential for various cellular processes, including DNA replication, RNA transcription, and protein synthesis.

In many cancers, including neuroblastoma, ODC activity is often elevated, leading to high levels of polyamines that support rapid cell proliferation and tumor growth. By inhibiting ODC, Giachela reduces the availability of polyamines, which may slow down or stop the growth of malignant cells. In the context of high-risk neuroblastoma, the medication is used after initial treatments to help prevent the cancer from returning.

What side effects are possible with Giachela?

The possible side effects and safety profile of Giachela (Escitalopram) are defined by government regulatory agencies based on clinical documentation. These effects are categorized by frequency and the body system affected.

Adverse Reaction Scope

Classification Examples of Documented Effects
Very Common (ge 1/10) Nausea, Headache
Common (ge 1/100 to <1/10) Insomnia, Somnolence, Increased Sweating, Fatigue, Diarrhea, Decreased Libido, Ejaculation Disorder, Anorgasmia
Rare / Not Known Serotonin Syndrome, QT Prolongation, Ventricular Arrhythmia, Hyponatremia, Convulsion, Priapism, Abnormal Bleeding

Serious adverse reactions are explicitly noted in regulatory documents. These include the risk of Serotonin Syndrome, which is a potentially life-threatening reaction. A Boxed Warning is required to highlight the increased risk of suicidal thoughts and behaviors in children, adolescents, and young adults (up to age 24), a risk considered highest during treatment initiation or dose changes. The label also documents a potential for QT interval prolongation, which may lead to serious cardiac rhythm changes.

Population-specific safety considerations are documented for older adults, who may be at higher risk for Hyponatremia, and for pregnant individuals, where late-term use may increase the risk of complications in the neonate. Many common adverse reactions are most frequently reported during the first few weeks of treatment and may lessen over time. Conversely, the official labeling warns that abrupt discontinuation may result in withdrawal symptoms.

Overdose and Emergency Response

Overdose and When to Seek Help — Official Regulatory Information for Giachela

This section details the officially documented manifestations and required emergency procedures for a suspected overdose of Giachela (Escitalopram), strictly based on government regulatory sources.


Overdose Scope

Category Regulatory Statement
Documented Overdose Presentations Symptoms may involve the Central Nervous System (e.g., Convulsions, Tremor, Somnolence) and the Gastrointestinal System (Nausea/Vomiting).
Physiological Systems Affected Cardiovascular System (risk of QT Prolongation and arrhythmias) and Central Nervous System.
Dose-Related Factors Severity and the rare risk of a fatal outcome increase when the overdose involves co-ingestion with other drugs and/or alcohol.

Official Emergency and Monitoring Requirements

Category Regulatory Statement
When to Seek Immediate Help Patients must seek immediate medical attention or contact a poison control center immediately upon suspicion of an overdose.
Antidote Status No specific antidote is known for Giachela (Escitalopram) overdose.
Mandated Management Management is symptomatic and supportive, requiring continuous ECG and vital sign monitoring due to potential cardiac risks.

Resulting Overdose Structure

Official overdose statements:

  • Severe risks reported include Serotonin Syndrome, Convulsions (Seizures), and QT Prolongation, the latter carrying a risk of the life-threatening arrhythmia, Torsade de Pointes.
  • Documented milder presentations include Dizziness, Insomnia, Tachycardia, and Hypotension.
  • Management relies on supportive care, with procedures like activated charcoal potentially considered for recent ingestion.

Connection to the overall overdose profile

Regulatory documents define the overdose profile by highlighting the risks of severe cardiac events and neurological complications. This risk mandates the immediate action to seek immediate medical attention and dictates the procedural requirements for management, which include continuous observation and supportive care, as there is no specific antidote available. (201 words)

Therapeutic Uses of Giachela

Giachela is commonly used in therapeutic domains involving certain distressing symptoms, such as emotional disturbance and excessive anxiety. It is considered relevant in clinical settings where symptoms create noticeable functional strain and interfere with daily comfort.

The medication is applied across conditions presenting with acute episodes and recurrent manifestations, including Major Depressive Disorder (MDD), Generalized Anxiety Disorder (GAD), Panic Disorder, Social Anxiety Disorder, and Obsessive-Compulsive Disorder (OCD). It helps address symptom clusters that may become intense or disruptive, such as persistent low mood, chronic worry, and ritualistic behaviors.

Giachela offers symptomatic relief that may help patients cope more steadily with difficult episodes and supports general well-being during symptomatic phases. It may assist with maintaining functional stability during periods of heightened distress, particularly when symptoms interfere with routine activities.


Quick Fact: Symptomatic Support Giachela is relevant for managing conditions characterized by periods of heightened symptoms, which may assist with easing the symptoms of excessive, uncontrollable worry and pervasive tension that interfere with daily comfort.

Regulatory References

  1. NIH MedlinePlus overview of Escitalopram

Eligibility and Restrictions for Use

Absolute Contraindications

Giachela's eligibility profile is strictly defined by official regulatory documentation. Use is absolutely contraindicated if a patient has a known hypersensitivity to escitalopram, citalopram, or any inactive ingredients. The medicine must not be used concomitantly with Monoamine Oxidase Inhibitors (MAOIs) or the medication Pimozide.

Age and Approval Status

The medicine is established for use in adults and for specific conditions in adolescents ge 12 years and pediatric patients ge 7 years. Safety and efficacy are not established for children younger than these minimum ages. A lower maximum daily dose is generally advised for older adults ge 65 years.

Conditional Use and Restrictions

Eligibility requires caution in patients with mild to moderate hepatic impairment, where a lower maximum daily dose is necessary. Caution is also required for patients with severe renal impairment, a history of seizures or mania, or those at risk of conditions like narrow-angle glaucoma or hyponatremia. Use during pregnancy is conditional, and use while breastfeeding requires caution and monitoring of the infant.

What should I know about interactions with other medicines?

The official interaction profile for Giachela includes several formal prohibitions. Co-administration with Monoamine Oxidase Inhibitors (MAOIs), including Linezolid, is strictly contraindicated due to the high, officially documented risk of Serotonin Syndrome. A mandatory 14-day washout period must be observed when discontinuing either Giachela or an MAOI before initiating the other agent. The combination with Pimozide or other medicinal products known to prolong the QT interval is also contraindicated due to the documented risk of QTc prolongation.

Interactions with other serotonergic agents (such as Triptans, Lithium, and the herbal product St. John's Wort) are officially documented to increase the risk of Serotonin Syndrome. Furthermore, concurrent use with drugs that interfere with hemostasis, including NSAIDs and Warfarin, carries an officially documented increased risk of abnormal bleeding.

Giachela is officially described as a weak inhibitor of the enzyme CYP2D6. This pharmacokinetic property means co-administration increases the systemic exposure (Cmax and AUC) of co-administered CYP2D6 substrates. Conversely, inhibitors of Giachela's metabolizing enzymes, such as CYP2C19 inhibitors like Cimetidine or Omeprazole, are documented to increase Giachela’s own plasma concentration. No clinically significant interaction with food is documented, but avoidance of alcohol is advised.

Mechanism of Action

How Giachela Works

Giachela operates exclusively within the Central Nervous System ( CNS), employing a dual-action mechanism targeting the Serotonin Transporter ( SERT) protein on presynaptic nerve cells. The molecule acts as a highly selective inhibitor by binding to the SERT, thereby preventing the reabsorption (reuptake) of serotonin ( 5-HT) from the synaptic cleft. This initial molecular action causes an immediate, sustained increase in 5-HT concentration in the synapse.

The resulting prolonged 5-HT availability leads to a time-dependent cellular adaptation. This crucial long-term mechanistic step involves the desensitization of presynaptic 5-HT1 A autoreceptors, which functionally removes an inhibitory brake on further 5-HT release. Chronic modulation of 5-HT signaling promotes neuroplasticity within 5-HT-dependent circuits, including the upregulation of factors like Brain-Derived Neurotrophic Factor ( BDNF). This cascade leads to a sustained functional modulation of neural circuits governing affective regulation and stress response, which constitutes the drug's system-level physiological effect.

Dosage and Administration Information

How Giachela is Used

Giachela (escitalopram) is administered exclusively through the oral route, available as both a film-coated tablet and an oral solution (1 mg/mL). The medication is taken once daily and can be administered in either the morning or the evening, regardless of mealtime. The tablets in 10 mg and 20 mg strengths are scored, allowing them to be divided.

Official Dosing and Scheduling

The standard approach involves starting treatment in adults at a dose of 10 mg once daily. This 10 mg quantity is also the recommended dose for ongoing maintenance use. If a dose increase is determined to be necessary, the official instruction specifies that the adjustment to the maximum recommended dose of 20 mg should occur after a minimum interval of one week in the general adult population.

Population-Specific Administration

Official labeling defines specific dosage considerations for certain patient groups. Both older adults (over age 65) and patients with hepatic impairment have a recommended daily dose limited to 10 mg once daily. For adolescents (12 -17 years) with Major Depressive Disorder, the dose can be increased to 20 mg after a minimum of three weeks, if appropriate. When discontinuing treatment, gradual dose reduction is officially recommended.

Administration Constraint Official Instruction
Administration Route Oral only (Tablet or Solution)
Food Relationship With or without food
Maximum Adult Dose 20 mg once daily
Hepatic Impairment Dose 10 mg once daily

Recent Clinical Evidence

Research Evidence / Overview of Studies for Giachela

This overview provides a summary of the types of research and clinical trials that have examined the use of Giachela (escitalopram), focusing only on the available evidence and where gaps or limitations remain.


Evidence for Use in Major Depressive Disorder (MDD)

Research examined MDD through multiple study designs, including randomized controlled trials (RCTs). These studies explored how symptoms change over time by monitoring changes in standardized depressive symptom scores and tracking rates of symptom reduction. Data show patterns related to measured changes in depression scores that were observed to be distinct from the change measured in those receiving placebo. Separate controlled trials were conducted for the adolescent subgroup (12–17 years), though evidence for this population was observed in some studies to be less consistent than for adults.


Evidence for Use in Generalized Anxiety Disorder (GAD)

Research exploring GAD involved randomized controlled trials (RCTs) that focused on outcomes related to systemic or functional imbalance associated with worry and tension, using standardized anxiety symptom scores (HAMA). Research highlights changes measured during the study period, with data showing patterns related to anxiety symptom score change that were observed to be distinct from the placebo group. Studies explored use in older adults and specific trials were observed in some studies for children (aged 7 years and older).


Evidence for Panic Disorder, Social Anxiety Disorder, and OCD

Giachela was studied for these three additional conditions through short-term randomized trials, typically 10 to 12 weeks. These trials focused on outcomes capturing phases of heightened symptom activity, such as the frequency of panic attacks. Acute treatment trials reported changes in symptom rating scales that were observed in some studies to be distinct from those measured in the placebo group.


Long-Term Research and Maintenance of Effect

Longer-term research was evaluated in studies designed to assess the durability of response and to monitor the time to symptom recurrence (relapse). The core research explored whether maintaining treatment was associated with an observed pattern in the measured time to symptom recurrence compared to those who discontinued the active medicine. However, the long-term effects are not fully established for all populations and indications, and evidence quality varies across studies.

Key Studies & References

  1. Escitalopram for the Treatment of Depression in Adolescents

Frequently Asked Questions (FAQ)

Common questions about Giachela (FAQ)

Q: What is the main difference between Giachela and other medicines for the same condition?

A: According to regulatory classifications, Giachela is a highly selective Selective Serotonin Reuptake Inhibitor (SSRI). It is distinguished as the single active component (S-enantiomer) of the related compound citalopram. This high selectivity is a key characteristic noted in its official drug profile.

Q: Is Giachela considered a new type of drug or has it been around for a while?

A: The active ingredient in Giachela, escitalopram, is an established medicine. It was first approved by the FDA in 2002 and has been used clinically for the treatment of depression and anxiety disorders since then.

Q: Can Giachela be taken by people who are generally healthy, for example, just for prevention?

A: Giachela is approved for the treatment of Major Depressive Disorder and Generalized Anxiety Disorder. Its official indications are restricted to the treatment of approved conditions, and do not include use for general prevention.

Q: Is Giachela known to cause weight gain or weight loss?

A: Weight changes are a possible effect. Clinical trial data indicates an association with reported changes in weight (both increases and decreases) in some patients over the course of treatment, although these effects may vary.

Q: What are some of the most common reasons someone might stop taking Giachela?

A: Clinical trial data indicates that the most common reasons for treatment discontinuation by patients are often related to the occurrence of adverse effects, such as nausea, insomnia, or sexual dysfunction, which may influence treatment tolerability.

Q: Does Giachela stay in your system for a long time?

A: The time the drug remains in the system is defined by its half-life, which is approximately 27 to 32 hours. Based on this, it takes approximately 5 to 7 days for the body to substantially clear a dose.

Q: Does Giachela work by impacting hormones?

A: No, official information on the mechanism of action states that Giachela's primary effect involves the brain's chemical messengers known as neurotransmitters (specifically, serotonin). It does not primarily work by affecting hormone levels.

Q: What happens if a dose of Giachela is missed?

A: Patient information typically provides guidance on missed doses, stating that if a person remembers soon after the time of the missed dose, it may be taken. If it is almost time for the next scheduled dose, the missed dose should be skipped, and the person should resume the normal schedule.

Q: Is there a maximum length of time a person can safely take Giachela?

A: There is no fixed maximum length of time specified in official documents. Treatment duration is determined by the healthcare provider, and the need for ongoing therapy should be re-evaluated at regular intervals based on clinical status.

Q: Are there generic versions of Giachela available?

A: Yes, the medicine is available under its official active ingredient name, escitalopram, which is the generic form of Giachela.

Q: Can Giachela affect my ability to drive or operate machinery?

A: Due to the risk of side effects such as dizziness or somnolence (sleepiness), official warnings highlight that caution is required when driving or operating machinery until it is known how the medicine affects an individual.

Q: How does the action of Giachela compare to older, similar treatments?

A: Official descriptive information highlights that Giachela is a highly selective agent that primarily targets serotonin reuptake. Compared to its parent compound, it is considered a purified component of the SSRI class.

Q: Is it true that Giachela can be affected by grapefruit?

A: Yes, it is officially advised to avoid grapefruit and grapefruit juice because they may interfere with the body's breakdown of the medicine, which could lead to increased concentrations of the drug in the blood.

Q: What happens if someone accidentally takes too much Giachela?

A: Official guidance on overdose emphasizes that symptoms may be serious, and medical attention should be sought promptly. Overdose symptoms may include dizziness, confusion, convulsions, and changes in heart rhythm or blood pressure.

Q: Why do doctors prescribe Giachela over other alternatives?

A: Official descriptive information highlights Giachela as a highly selective SSRI with a minimal effect on certain liver enzymes (CYP2D6). This characteristic may be a factor used by a healthcare provider when considering a patient's potential for drug-drug interactions.

Q: What happens when the drug's effect wears off?

A: Since the drug has a relatively long elimination half-life of about 27 to 32 hours and is taken once daily, it maintains stable levels in the body. This helps prevent a rapid 'wearing off' effect between doses.

Q: Are there specific patient characteristics that make Giachela a better choice?

A: Official descriptive information points to Giachela's properties, such as being a highly selective SSRI with a simple dosing structure. These characteristics may be factors used by a healthcare provider when considering patient characteristics.

Q: Are there any tests needed before starting Giachela treatment?

A: Official labeling does not mandate pre-treatment testing for all patients. However, because of the documented risk of QT interval prolongation, testing of the heart (ECG) may be considered by a healthcare provider for patients with existing heart conditions or related risk factors.

Q: Is Giachela meant to cure a condition or just manage the symptoms?

A: Giachela is approved as a treatment intended to help manage symptoms. Regulatory documents consistently describe its use in terms of treatment, not as a cure for the underlying condition.

Q: What is the typical duration of treatment with Giachela?

A: The typical duration of treatment is not fixed and depends on the specific condition and individual response. Clinical trials and guidelines for maintenance treatment often examine therapy courses lasting 6 months or longer to help prevent symptoms from returning.

Q: Are there documented cases where Giachela did not work for a patient?

A: Research evidence is reported as an average rate of symptom improvement across a group of patients. Official documents implicitly acknowledge that some individuals may not achieve full symptom reduction or clinical remission and may require dose adjustment or alternative treatment.

Q: How long does it usually take before a person might feel the effects of Giachela?

A: Official documentation indicates that it commonly takes 2 to 4 weeks to observe an initial antidepressant response. A period of a month or longer may be necessary before significant overall benefit is observed.

Q: Can I use Giachela if I am trying to become pregnant?

A: Official regulatory guidance states that use during pregnancy is conditional and based on careful assessment. For patients planning to become pregnant, the official guidance indicates that a healthcare provider's consultation is necessary for a discussion of the risks and benefits.

Q: Do older adults typically react differently to Giachela than younger adults?

A: Yes, official labeling notes that older adults (over age 65) typically require a lower maximum daily dose (10 mg). This is because the drug's removal from the body may be slower, which can increase the risk of certain adverse effects.

Q: Do studies suggest that Giachela works better for some people than others?

A: Official drug documents acknowledge that dosing adjustments may be made 'depending on individual patient response,' which indicates that the effectiveness and tolerability of the medicine can vary between individuals.

Q: Why is Giachela not suitable for breastfeeding mothers?

A: Official labeling advises that use while breastfeeding requires caution and monitoring of the infant. This is because the active ingredient has been documented to be excreted into breast milk.

Q: Does Giachela need to be taken consistently every day at the same time?

A: Although the drug can be taken in the morning or evening, patient guides often note that taking it at the same time each day is generally recommended to help maintain consistent levels of the medicine in the body.

How should Giachela be stored and disposed of?

Giachela (escitalopram) must be stored according to official regulatory specifications to maintain its stability and effectiveness.

Storage Requirements

Item Requirement
Temperature Store at Controlled Room Temperature, 20^circC to 25^circC (68^circF to 77^circF).
Environmental Protect from heat, moisture, and direct light. Giachela Oral Solution must be kept from freezing.
Container Store in the original container. The Oral Solution bottle must be kept tightly closed.
Child Safety Store the medicine out of the reach of children.
Stability The Oral Solution must be used within two months (8 weeks) after the bottle is first opened.

Disposal Instructions

Unused or expired Giachela should be disposed of by taking it to an official drug take-back program. If a take-back program is unavailable, it must not be flushed down a toilet or drain, but disposed of according to the FDA's household trash procedure.

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

Available in countries:

Equivalent of Giachela found in:

A-Z Index: