Stalopam

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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.

Overview of Stalopam

Quick Facts

Property Description
Active Ingredient Escitalopram (as oxalate salt)
Form Tablet, Oral Solution
Pharmacological Class Selective Serotonin Reuptake Inhibitor (SSRI)
Common Use Symptomatic relief of mood and anxiety disorders
Origin Synthetic (Single S-enantiomer)

What Is Stalopam and Its Core Identity

Stalopam is a prescription-only psychopharmaceutical product identified by its sole active ingredient, Escitalopram. It is a synthetic compound manufactured for oral use, most commonly as a tablet but also available as an oral solution. The drug is a brand name preparation containing Escitalopram, which is chemically the purified S-enantiomer of the older drug Citalopram, a property that confirms its role as a highly selective, single-ingredient agent.

This single-isomer composition ensures the entire therapeutic effect is concentrated in the single, biologically active molecular structure. This attribute establishes its precise chemical identity and focus as a purified pharmacological agent.

Stalopam's Classification and General Therapeutic Function

Stalopam belongs to the Antidepressant pharmacological class and is specifically categorized as a Selective Serotonin Reuptake Inhibitor (SSRI). This classification is key to defining the medicine, as it governs its general purpose: to influence the activity of the monoamine neurotransmitter serotonin (5-HT) in the central nervous system.

The general therapeutic function of Stalopam, stemming from its targeted SSRI action, is to assist in the stabilization of emotional equilibrium and mood regulation. For example, it is commonly used in therapeutic protocols to help stabilize persistent anxious feelings and related symptoms that disrupt daily life. By enhancing the availability of serotonin, the preparation helps to restore the balanced signaling pathways necessary for alleviating chronic psychological distress.

Regulatory References

  1. Escitalopram: MedlinePlus Drug Information

What side effects are possible with Stalopam?

Possible Side Effects and Safety Information

The safety profile for Stalopam (Escitalopram) is structured by official regulatory documents, classifying potential effects by both frequency and the physiological system affected. Adverse reactions are grouped using the standard frequency framework, which ranges from Very Common to Rare.

The most frequently reported adverse reaction, classified as Very Common (1/10), is Nausea. Other effects classified as Common (1/100 to < 1/10) include Insomnia, Somnolence, Diarrhea, Dry mouth, Dizziness, Fatigue, and certain sexual dysfunctions such as Ejaculation disorder and Decreased libido.

Serious Adverse Reactions and Regulatory Constraints

The official label highlights several serious adverse reactions. A key safety constraint is the documented risk of Suicidality (suicidal thoughts and behaviors), particularly in patients under the age of 25 at the start of treatment or following dose adjustments. Other serious events include Serotonin Syndrome, an increased risk of Bleeding Events, and the potential for Hyponatremia (low sodium levels), which is a specific concern in older adults.

Formal restrictions define the limitations of use. The medicine is Contraindicated for individuals with known hypersensitivity, for concurrent use with non-selective, irreversible MAOIs, and in patients with specific cardiac conditions such as QTc prolongation. Safety considerations are also specified for individuals with hepatic impairment, requiring caution as defined in the official prescribing information.

Overdose and Emergency Response

Overdose and When to Seek Help

This section describes the officially documented manifestations and required emergency actions for Stalopam (Escitalopram) overdose, strictly based on government regulatory documents.


Documented Overdose Presentations

System Manifestations Documented in Overdose
Central Nervous System (CNS) Convulsions, Coma, Dizziness, Somnolence, Confusion, Tremor
Cardiovascular System Sinus Tachycardia, Hypotension, ECG Changes (including QT prolongation)

Severe Outcomes and Emergency Action

Overdose, particularly with co-ingestion of other drugs, is associated with a risk of severe outcomes, which may include Serotonin Syndrome and ventricular arrhythmia (e.g., Torsade de Pointes). Cases of acute renal failure have also been rarely reported.

When to Seek Immediate Medical Help:

Immediate medical attention must be sought if an overdose is suspected or if severe symptoms such as loss of consciousness, a seizure, or difficulty breathing occur. Contact emergency services right away.

Official Management Notes:

Management is symptomatic and supportive; no specific antidote is known for Escitalopram. Continuous monitoring of cardiac rhythm and vital signs is recommended. Regulatory guidance notes that procedures like dialysis are unlikely to be beneficial.

Therapeutic Uses of Stalopam

What Stalopam Treats: Main Uses and Benefits

Stalopam (Escitalopram) is commonly applied in therapeutic contexts requiring supportive symptom management for mood stabilization and the reduction of pathological anxiety. It is used to manage specific symptom domains that, when left unaddressed, may cause significant discomfort and interfere with a patient's daily life. Therapeutically, the drug is indicated for the acute and maintenance treatment of Major Depressive Disorder (MDD) and Generalized Anxiety Disorder (GAD) in adults and in certain pediatric patients.

The medication is relevant for easing symptoms across several conditions, including Major Depressive Disorder, Generalized Anxiety Disorder, Panic Disorder, and Social Anxiety Disorder (Social Phobia). It is also commonly used to help manage the challenging symptomatic phases of Obsessive-Compulsive Disorder (OCD) and pronounced affective symptoms associated with Premenstrual Dysphoric Disorder (PMDD). It is relevant for easing distressing manifestations such as pervasive low mood, chronic worry, tension, and intrusive psychological patterns.

“It is commonly used to help with symptoms that create noticeable functional strain.”

This provides supportive relief when symptoms interfere with routine activities, which may help patients cope more steadily with symptom fluctuations.

Quick Fact: Relief for Mood and Anxiety
Primary Goal Symptomatic support for emotional stability.
Symptom Focus Persistent low mood, chronic worry, tension, and functional impairment.
Typical Context Acute episodes and long-term maintenance treatment.

Eligibility and Restrictions for Use

Official Eligibility and Restrictions for Stalopam

Stalopam (Escitalopram) eligibility is determined by specific regulatory criteria outlined in official government labels. Use is strictly contraindicated for patients with a known hypersensitivity to escitalopram or citalopram. The medicine must not be used concurrently with Monoamine Oxidase Inhibitors (MAOIs), including Linezolid, Intravenous Methylene Blue, or the antipsychotic drug Pimozide.

Age and Condition-Based Eligibility

Population/Condition Regulatory Status (MDD/GAD)
Adults (18+ years) Approved for MDD and GAD.
Adolescents (12-17) Approved for MDD.
Children (<12 for MDD, <7 for GAD) Safety and effectiveness not established.
Hepatic Impairment Requires caution; maximum dose is restricted.
Pregnancy/Lactation Use is conditional; permitted only if benefit justifies risk.

Use requires special caution in the elderly, those with severe renal impairment, a history of mania/hypomania, seizures, or conditions such as angle closure glaucoma. Official documentation requires the drug to be discontinued if a patient develops seizures for the first time or enters a manic phase.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory documents categorize certain combinations with Stalopam (Escitalopram) as contraindicated due to the risk of severe pharmacodynamic or pharmacokinetic effects. The co-administration of Stalopam with Monoamine Oxidase Inhibitors (MAOIs), including Linezolid and Methylene Blue, is strictly prohibited; a mandatory 14-day washout period must separate use between these medicines. The combination with Pimozide and other medicinal products known to prolong the QT interval is also formally contraindicated.

Pharmacodynamic and Metabolic Interactions

Significant pharmacodynamic interactions exist with other serotonergic agents (e.g., Triptans, Tramadol, Lithium), which increase the documented risk of Serotonin Syndrome. Co-administration with drugs that interfere with hemostasis, such as NSAIDs, Aspirin, or Warfarin, is associated with an increased risk of abnormal bleeding events.

Stalopam is subject to pharmacokinetic interactions involving the cytochrome P450 (CYP) enzymes. Inhibitors of CYP2C19 and CYP3A4 (e.g., Cimetidine, Omeprazole) may lead to an official increase in Escitalopram plasma concentration. Conversely, Escitalopram itself is a modest inhibitor of CYP2D6, potentially increasing the exposure of medicines metabolized by that enzyme, such as Metoprolol. Co-administration with alcohol and the herbal product St. John's Wort is not recommended.

Mechanism of Action

How Stalopam Works: Mechanism of Action

Stalopam (Escitalopram) acts primarily within the Central Nervous System by targeting the Serotonin Transporter (SERT) protein located on the presynaptic neuronal membrane. The drug functions as a Selective Serotonin Reuptake Inhibitor, binding to and inhibiting SERT to prevent the reabsorption of the neurotransmitter serotonin (5-HT) from the synaptic cleft back into the neuron. This molecular blockage increases the extracellular concentration of 5-HT, facilitating greater postsynaptic receptor stimulation.

Escitalopram also engages an allosteric site on the SERT, stabilizing the transporter in an inactive configuration. This focused interaction concentrates the inhibitory effect on the serotonergic pathway. The sustained elevation of 5-HT initiates a time-dependent neural adaptation process, including the desensitization of inhibitory 5- HT1A autoreceptors. This chronic adjustment leads to a stable potentiation of serotonergic neurotransmission and influences long-term neuroplasticity, such as the regulation of Brain-Derived Neurotrophic Factor (BDNF), contributing to the adjustment of central nervous system function.

Dosage and Administration Information

Stalopam (Escitalopram) is designed exclusively for oral administration, supplied either as a tablet (in strengths of 5 mg, 10 mg, and 20 mg) or as an oral solution (1 mg/mL). The medication is taken once daily and may be administered with or without food. Tablets of 10 mg and 20 mg are scored and can be divided, while the oral solution requires a calibrated measuring device to ensure accurate dosing.

The standard adult regimen for conditions like Major Depressive Disorder and Generalized Anxiety Disorder typically starts at 10 mg once daily. The dose can be increased to the maximum recommended dose of 20 mg once daily, with the clinical guideline that any increase be implemented only after a minimum interval of one week has elapsed since starting the lower dose.

Dosing requires modification for specific populations. For instance, the dose for older adults (geriatric patients) and those with hepatic impairment is generally limited to 10 mg once daily. In the event of a missed dose, the procedure is to take the dose when remembered, unless it is closer to the next scheduled time, in which case the missed dose should be skipped.

The duration of use is guided by the need for periodic re-evaluation of continued effectiveness. When treatment is to be concluded, standard clinical protocol specifies that cessation must be achieved through a gradual dose reduction process rather than abrupt cessation.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Stalopam

Evidence for Use in Major Depressive Disorder (MDD) and Generalized Anxiety Disorder (GAD)

Research for Stalopam has been evaluated in Major Depressive Disorder (MDD) and Generalized Anxiety Disorder (GAD) through randomized controlled trials (RCTs). These studies observed adult populations and were used in research exploring how symptoms change over time. Researchers monitored these conditions, which are conditions marked by functional limitations, using standardized scales to track symptom severity. Separate research evaluated adolescents (ages 12 to 17) with MDD and GAD.

Beyond the initial assessment, long-term protocols tracked some participants who initially showed changes in symptoms. This research contributes to the broader evidence landscape by exploring the stability of outcomes over time. However, some aggregated data suggests that the measured difference between Stalopam and its predecessor, citalopram, may not always meet the standard for a significant clinical distinction.

Research in Other Anxiety-Related Conditions

Stalopam was studied for several other anxiety-related conditions, including Panic Disorder (PD) and Social Anxiety Disorder (SAD). For PD, research examined outcomes related to physical symptoms and the frequency of panic episodes in placebo-controlled RCTs. For SAD, trials evaluated adults and examined patient-reported outcomes describing perceived discomfort in social settings, tracking how symptoms evolved over an approximately 12-week period.

Studies for Specialized Conditions and Cyclical Symptoms

Research examined certain specialized conditions, including Obsessive-Compulsive Disorder (OCD) and Premenstrual Dysphoric Disorder (PMDD). For OCD, trials observed adults, where the research explored short-term symptom changes using the Y-BOCS scale. Research evaluated women for PMDD, which is a condition characterized by fluctuating symptoms. Trials examined patient-reported experiences focused on the luteal phase of the menstrual cycle, often using intermittent dosing schedules.

Evidence Gaps and Research Uncertainty

Evidence quality varies across studies, and the certainty of findings may differ depending on the specific trial. Data for certain groups remain insufficient; for instance, evidence is limited in older adults (age ge 65). Also, there is limited information for long-term outcomes extending beyond the duration of established maintenance trials, indicating that research is ongoing to fully characterize the long-term pattern of use.

Key Studies & References

  1. Escitalopram: a systematic review of its use in anxiety disorders
  2. MedlinePlus Drug Information: Escitalopram

Frequently Asked Questions (FAQ)

Common questions about Stalopam (FAQ)


Q: How quickly does Stalopam start working after the first dose?

Official pharmacokinetic data, which describes how the drug moves through the body, indicates that the active ingredient in Stalopam reaches its highest concentration in the blood approximately 3 to 4 hours after a person takes it. However, the medicine's effect on mood and symptoms builds up gradually over days or weeks, as its function involves longer-term changes in central nervous system pathways.


Q: How long do the effects of Stalopam usually last?

Official studies on the medicine’s elimination show that the half-life of the active ingredient is approximately 27 to 33 hours. This duration is consistent with its regulatory classification as a medicine typically taken once daily.


Q: Can the effectiveness of Stalopam change over time?

Regulatory guidance recommends the need for continued therapy be assessed periodically by a healthcare provider. While official documents do not explicitly address tolerance or a rapid decrease in response, this periodic re-evaluation assists the healthcare provider in determining whether the medicine is still providing an appropriate clinical benefit.


Q: Why do people sometimes report increased anxiety when first starting Stalopam?

The official Medication Guide lists new or worsening anxiety and panic attacks as symptoms that may occur in some individuals. This may occur during the initial phase of treatment or following a dose adjustment, according to the official safety information.


Q: Does Stalopam affect a person's weight?

Weight changes, including both weight gain and weight loss, have been reported in post-marketing experience with the drug. For children and adolescents specifically, official safety information recommends that healthcare providers monitor the patient’s height and weight during the course of treatment.


Q: Is Stalopam the same type of medicine as others in its class?

Stalopam's active ingredient, escitalopram, is a Selective Serotonin Reuptake Inhibitor (SSRI). It is chemically unique because it is the S-enantiomer, or purified single-isomer, of an older medicine called citalopram. This purification means it is a highly specific agent within the SSRI class.


Q: What is the difference between Stalopam and a benzodiazepine?

Stalopam is classified as an Antidepressant (SSRI) and primarily works on the brain’s serotonin system. Benzodiazepines, on the other hand, are a different class of medicine that works on the GABA neurotransmitter system and are typically prescribed for short-term management of conditions like acute anxiety or insomnia.


Q: Does Stalopam have a risk of dependence or addiction?

Official documentation recommends that treatment be stopped through a gradual dose reduction rather than abrupt cessation to mitigate discontinuation symptoms, such as irritability and anxiety. Official regulatory documents primarily focus on the symptoms associated with discontinuation, and the term 'addiction' is not used in the context of these warnings.


Q: Does Stalopam interfere with the effectiveness of birth control?

Standard regulatory-based drug interaction checks generally do not find specific interactions between the active ingredient in Stalopam (escitalopram) and common combined oral contraceptive drugs, such as those containing ethinyl estradiol and levonorgestrel.


Q: Does Stalopam carry a risk of allergic reaction?

Yes, official safety information highlights the potential for severe allergic reactions. These reactions may include swelling of the face, tongue, eyes, or mouth, trouble breathing, or a severe rash. Experiencing signs of a severe allergic reaction, such as difficulty breathing or swelling, represents a serious safety event.


Q: Is Stalopam metabolized differently by different ethnic groups?

The metabolism of Stalopam is primarily dependent on specific liver enzymes called CYP450. Research on pharmacogenetics indicates that genetic differences in these enzymes, which can vary across populations, may play a role in how the active ingredient is processed by the body.


Q: Is there a link between Stalopam and changes in sex drive?

Yes, sexual problems are listed in official documents as a common side effect of Stalopam. This can include decreased sex drive in both males and females, as well as ejaculation disorder in males or difficulty having an orgasm in females.


Q: Does Stalopam affect mental sharpness or concentration?

Official warnings note that the medicine may interfere with certain cognitive functions, including judgment, thinking, and motor skills. Additionally, difficulty concentrating is a symptom that is associated with some of the mood and anxiety disorders for which the drug is indicated.


Q: What are the signs that Stalopam may not be working for someone?

The official guidance emphasizes the importance of periodic re-evaluation by a healthcare provider. A lack of sustained improvement or a recurrence of original symptoms may be viewed as an indication that the medicine is not providing the expected clinical benefit, necessitating re-evaluation.


Q: Are there any known interactions between Stalopam and herbal remedies?

Official product information contraindicates the co-administration of Stalopam with the specific herbal product St. John's Wort. This is because combining the two can increase the risk of side effects due to additive effects on the serotonin system.


Q: Does Stalopam interact with grapefruit juice?

Standard drug interaction information, based on regulatory data, does not show a specific interaction between Stalopam (escitalopram) and grapefruit juice.


Q: Is Stalopam subject to frequent recalls or safety updates?

The FDA is responsible for continuously monitoring the safety of medicines. Recalls, typically issued for specific manufacturing or labeling issues (like incorrect or missing label information), occur periodically for drug lots to help ensure product quality.


Q: What does the research say about the use of Stalopam in breastfeeding mothers?

Studies indicate that low levels of the active ingredient may pass into breast milk. Use during lactation is conditional, and is permitted only if the potential benefit to the mother justifies the potential risk to the infant. Safety reviews often note the importance of monitoring infants for effects such as drowsiness or agitation while breastfeeding.


How should Stalopam be stored and disposed of?

The storage and disposal of Stalopam (escitalopram) must adhere strictly to regulatory requirements to ensure product quality and safety.

Storage Conditions

Requirement Official Stipulation
Temperature Store at controlled room temperature, 20 C to 25 C (68 F to 77 F). Permitted excursions range from 15 C to 30 C (59 F to 86 F).
Protection The oral solution must be protected from light.
Packaging The oral solution must be stored in the original container and kept tightly closed.
Child Safety Keep out of the sight and reach of children.

Disposal Instructions

Unused or expired Stalopam must be discarded responsibly.

  • Disposal of unused product must be in accordance with local requirements.
  • The medicine should not be thrown away via wastewater or household waste.

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

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