Prepram

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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 Prepram

Property Description
Active ingredient Citalopram (hydrobromide)
Form Oral tablet and Oral solution
Pharmacological class Selective Serotonin Reuptake Inhibitor (SSRI)
Core Action Increases free serotonin in the brain
Status / Use Focus Prescription Only (Rx) / Adult Depression

Prepram is the brand name for a prescription medication whose active ingredient is the drug citalopram. It is formally classified as an antidepressant and belongs to the drug class known as a Selective Serotonin Reuptake Inhibitor (SSRI). Citalopram itself is a synthetic organic compound, manufactured chemically rather than being isolated from natural sources.

Key Identity and General Use

As an SSRI, the core function of Prepram is to help stabilize mood and improve emotional balance by working on the brain's serotonin system. Pharmacological studies have clinically recognized citalopram for having one of the highest selectivities for inhibiting serotonin reuptake among its class. This characteristic makes it a well-studied option for initiating therapy. The medication is a prescription-only (Rx) drug, indicating that a medical evaluation is required before use.

Dosage Form and Unique Properties

The active ingredient is principally available for oral administration as the oral tablet and the oral solution. The availability of the liquid solution provides a distinct advantage for patients who may have difficulty swallowing pills or who require precise, flexible dose adjustments that are not possible with fixed-strength tablets. The simple, single-ingredient composition ensures that its action is dedicated solely to the SSRI mechanism.

Regulatory References

  1. NIH: Citalopram Monograph
  2. NIH: Citalopram DrugBank Entry
  3. MedlinePlus

What side effects are possible with Prepram?

Possible Side Effects and Safety Information

This section summarizes the official adverse reaction and safety information documented by government regulatory authorities for Prepram (citalopram).

Serious and Life-Threatening Safety Concerns

Official regulatory documents contain a Boxed Warning regarding the increased risk of suicidal thoughts and behaviors in young adults (up to age 24) when starting therapy or following dose adjustments. Close observation is required, particularly during the initial months of use.

The medicine causes a dose-dependent prolongation of the QT interval, an electrical abnormality of the heart, which can lead to a potentially fatal irregular heart rhythm known as Torsade de Pointes, ventricular tachycardia, and sudden death. For most individuals, the maximum recommended dosage is 40 mg per day. The maximum recommended dose is further restricted to 20 mg per day for patients over 60 years of age, those with hepatic impairment, or those who are poor metabolizers of the drug.

Prepram is contraindicated (should not be used) in patients with congenital long QT syndrome, or in those taking other drugs that also prolong the QTc interval, such as pimozide.

Other Clinically Significant Adverse Reactions

  • Serotonin Syndrome: A potentially life-threatening reaction that may occur, particularly when Prepram is taken with other serotonergic drugs or MAO inhibitors (MAOIs). It is contraindicated for use with MAOIs.
  • Activation of Mania/Hypomania: This may occur in a small percentage of patients, particularly those with a history of bipolar disorder.
  • Abnormal Bleeding: Concomitant use with nonsteroidal anti-inflammatory drugs (NSAIDs) and other antiplatelet or anticoagulant agents may increase the risk of bleeding events.
  • Hyponatremia: Low blood sodium levels have been reported, particularly in elderly patients, and may be associated with the Syndrome of Inappropriate Antidiuretic Hormone Secretion (SIADH).
  • Angle-Closure Glaucoma: Prepram may precipitate an angle-closure attack in patients with untreated anatomically narrow angles.

Commonly Observed Adverse Reactions

Common adverse reactions, observed at a higher frequency than with placebo, typically affect the nervous, gastrointestinal, and reproductive systems. These include decreased appetite, dry mouth, nausea, constipation, fatigue, somnolence, insomnia, increased sweating, tremor, and various sexual side effects, such as ejaculatory delay and decreased libido.

Overdose and Emergency Response

Overdose and when to seek help

Official regulatory information describes overdose with Prepram (citalopram) as presenting with documented clinical manifestations that primarily affect the central nervous and cardiovascular systems. Initial signs may include drowsiness, tremor, nausea, and dizziness. However, the most severe, life-threatening outcomes documented are dose-dependent QT prolongation (an electrical disturbance of the heart) and the associated risk of a serious cardiac event called Torsade de Pointes.

Immediate medical attention is formally required if a patient experiences symptoms indicative of an abnormal heart rhythm. This includes dizziness, palpitations, or syncope (fainting), as explicitly stated in prescribing information. Patients with underlying heart conditions or low levels of potassium or magnesium are recognized as being at increased risk for these severe outcomes.

Management procedures described in official documents are strictly symptomatic and supportive treatment, as no specific antidote is known. Required supportive measures include establishing an adequate airway, ensuring ventilation, and mandatory continuous ECG monitoring to assess and manage cardiac toxicity. Electrolyte imbalances must also be corrected as part of the official supportive care protocol.

Therapeutic Uses of Prepram

Prepram (citalopram) is commonly used to provide supportive therapeutic relief across core emotional, psychological, and physical symptom domains associated with specific clinical conditions. This medication is relevant for easing symptoms that interfere with daily functioning. The medication supports the patient during difficult episodes by easing distress and assists with maintaining functional stability.

It is applied in addressing symptom clusters that may become intense or disruptive, particularly those found in Major Depressive Disorder (MDD). In certain clinical contexts, it may assist with managing symptoms associated with Panic Disorder and Obsessive-Compulsive Disorder (OCD). The medication helps patients cope more steadily with symptom fluctuations. “It contributes to improved comfort by helping ease the overall symptom load.”

Symptom Relief Domains

The medication helps address symptoms related to Systemic Imbalance (such as profound low energy and sleep disturbances) and Heightened Physiological Activity (like panic attacks and high-level tension). It is typically used in conditions characterized by periods of heightened symptoms where functional stability becomes affected. This **can provide supportive relief when symptoms become temporarily overwhelming.


Quick Fact: Relief for Depressive & Anxiety Symptoms Prepram is generally relevant for easing emotional strain, assisting with motivational deficits, and moderating anxiety symptoms, **and supports general well-being during symptomatic phases.

Regulatory References

  1. NIH MedlinePlus overview

Eligibility and Restrictions for Use

Who can and cannot use Prepram?

Prepram (citalopram) is officially indicated for use in adults 18 years and older who do not have specific contraindications.

Use is strictly prohibited (contraindicated) for patients concurrently taking Monoamine Oxidase Inhibitors (MAOIs), including within 14 days of stopping an MAOI, or for those taking pimozide. It must also be avoided in individuals with a known history of QT interval prolongation or congenital long QT syndrome due to potential cardiac risk.

Eligibility is restricted based on age, organ function, and metabolic profile. The maximum daily dose is officially restricted to 20 mg for older adults (typically over 60 or 65 years of age), patients with hepatic impairment (liver dysfunction), or individuals identified as CYP2C19 poor metabolizers.

Safety and efficacy are not established for use in children and adolescents under 18 years of age, and use is therefore not recommended. Use during pregnancy or lactation is considered conditional, requiring a careful risk-benefit determination as stated in regulatory guidance.

What should I know about interactions with other medicines?

Prepram (an SSRI) can interact with a variety of medications and substances, potentially leading to serious side effects. Always inform your healthcare provider of all prescription drugs, over-the-counter medicines, and herbal supplements you are taking.

Increased Risk of Serotonin Syndrome

Combining Prepram with other drugs that increase serotonin levels in the brain can lead to a potentially life-threatening condition called serotonin syndrome. This includes:

Type of Medicine/Product Examples
Monoamine Oxidase Inhibitors (MAOIs) Phenelzine, Selegiline, Linezolid (antibiotic)
Other Antidepressants SNRIs, Tricyclic Antidepressants (TCAs)
Triptans Sumatriptan, Rizatriptan (for migraines)
Opioid Pain Relievers Tramadol, Fentanyl
Herbal Supplements St. John's Wort, Tryptophan

Consult your doctor about appropriate washout periods when switching between Prepram and an MAOI. Symptoms of serotonin syndrome include agitation, confusion, fast heart rate, and severe muscle rigidity.

Increased Risk of Bleeding

Prepram, even when taken alone, may increase the risk of bleeding. This risk is significantly heightened when combined with other medicines that affect blood clotting or platelet function:

  • Anticoagulants (Blood Thinners): Warfarin, Apixaban.
  • Nonsteroidal Anti-Inflammatory Drugs (NSAIDs): Ibuprofen, Naproxen, Aspirin.

This combination increases the risk of serious bleeding, especially in the gastrointestinal tract. Close medical monitoring is necessary if you use these combinations.

Mechanism of Action

Prepram, which is citalopram, functions as a selective serotonin reuptake inhibitor (SSRI) primarily within the central nervous system (CNS). Its immediate molecular target is the serotonin transporter (SERT), a membrane protein on the presynaptic neuron responsible for reabsorbing serotonin (5-HT) from the synaptic cleft. Prepram acts as a reuptake inhibitor by binding to SERT, thereby sterically or allosterically hindering the reuptake process. This inhibition results in a net increase in the concentration of free 5-HT within the synaptic space. The elevated synaptic 5-HT subsequently leads to enhanced stimulation of postsynaptic 5-HT receptors and somatodendritic 5-HT1A autoreceptors. Chronic elevation of 5-HT induces adaptive, downstream cellular cascades, including the desensitization of inhibitory somatodendritic 5-HT1A autoreceptors, which facilitates greater 5-HT release. This sustained modulation of serotonergic neurotransmission is associated with a system-level physiological change in the regulation of monoamine neurotransmitter activity across various CNS circuits. Prepram exhibits minimal affinity for other monoamine transporters or common CNS receptors, including muscarinic, histaminergic, or adrenergic receptors.

Dosage and Administration Information

How to Use Prepram

This section outlines the standardized administration instructions for Prepram (citalopram), defining the approach to its use without offering medical advice.


Administration and Dosage Regimen

Feature Official Usage Guideline
Route of Administration The medication is taken orally, available as tablets (10 mg, 20 mg, 40 mg) and an oral solution (10 mg/5 mL).
Standard Adult Dose Treatment typically begins at 20 mg once daily, and the usual dose range is between 20 mg and 40 mg once daily. The established maximum daily dose is 40 mg.
Frequency and Timing Citalopram is taken once daily (qDay). It may be administered either in the morning or the evening, irrespective of food intake.
Dose Adjustment Any dose increase, such as from 20 mg to 40 mg, should not occur until at least one week of therapy has been completed.

Population-Specific Restrictions

Specific dose restrictions are defined for certain populations to standardize the use pattern:

  • Older Adults (over 60 years): The maximum recommended daily dose is restricted to 20 mg once daily.
  • Hepatic Impairment: The maximum dose must be limited to 20 mg once daily.
  • CYP2C19 Poor Metabolizers: These individuals also have a maximum recommended daily dose of 20 mg.

Course Duration and Discontinuation

Citalopram therapy is typically sustained over several months for an acute treatment course. To conclude treatment, the dosage must be gradually reduced over a period of at least one to two weeks, as abrupt cessation is not the defined protocol. This protocol for gradual reduction defines the final procedural phase of the drug's administration.

Recent Clinical Evidence

Research Overview: Studies for Citalopram

This introductory section provides a high-level overview of the types of scientific research that have examined the compound, setting the context for how the evidence is organized. The research primarily focused on three conditions: Major Depressive Disorder (MDD), Panic Disorder (PD), and Obsessive-Compulsive Disorder (OCD). These studies contribute to the broader evidence landscape by showing what has been observed so far in controlled settings.


Evidence for Use in Major Depressive Disorder (MDD)

Evidence for MDD comes mainly from short-term and intermediate-term Randomized Controlled Trials (RCTs). Researchers examined how the compound was studied for conditions characterized by fluctuating symptoms, monitoring changes in scores on standardized symptom severity scales. Studies reported on measured shifts in symptom severity (defined as response) or attainment of low symptom scores (defined as remission) in the observed adult populations. Long-term effects are not fully established, and data for certain groups, such as older adults or those with complex co-occurring health issues, remain insufficient.


Evidence for Use in Panic Disorder (PD)

Research for Panic Disorder, a condition associated with acute episodes, involved short-term placebo-controlled RCTs. Studies monitored outcomes describing episodic changes, specifically tracking the frequency and intensity of panic attacks over limited follow-up durations (typically 10 to 12 weeks). The evidence is limited for sustained use. Long-term effects are not fully established, and there is limited information regarding the stability of the patterns observed in the short-term trials over extended periods.


What is Still Uncertain About Citalopram

A significant gap across all studied conditions is the lack of extensive, controlled data regarding long-term outcomes. Follow-up durations were often limited in the primary trials, and the durability of observed patterns remains largely unestablished. Furthermore, comparative evidence is lacking in some areas, meaning the full context of findings remains limited. Findings for specific groups, such as those with complex symptom histories, are often based on smaller cohorts, meaning subgroup findings are uncertain.

Key Studies & References Depression in adults: treatment and management (NICE Guideline NG222)

Frequently Asked Questions (FAQ)

Common questions about Prepram (FAQ)


Q: What is the full list of warnings and most serious side effects for Prepram?

Official regulatory documents include a Boxed Warning concerning an increased risk of suicidal thoughts and behaviors in young adults (up to age 24) when treatment begins or doses change. Other serious safety concerns noted in regulatory documents include a dose-dependent prolongation of the QT interval, an electrical abnormality of the heart that may lead to fatal irregular heart rhythms. Serious risks noted in the official product information also include the potential for Serotonin Syndrome, abnormal bleeding, and the activation of mania or hypomania.


Q: Can I take my Prepram at night instead of in the morning?

Official usage guidelines state that Prepram is a once-daily medication. The official product information states the medication may be administered either in the morning or the evening, without regard to food. The drug can be taken without regard to food.


Q: What symptoms are associated with Serotonin Syndrome?

Serotonin Syndrome is a potentially serious reaction that has been reported, especially when Prepram is combined with other medicines that increase serotonin. The official label describes symptoms that may include changes in mental state (such as agitation or hallucinations), problems with the nervous system (like lack of coordination or severe muscle stiffness), and signs of autonomic instability (such as a fast heart rate or blood pressure changes).


Q: What is the main condition Prepram is approved to treat?

According to the Food and Drug Administration (FDA), Prepram (citalopram) is officially indicated for the treatment of Major Depressive Disorder (MDD) in adults.


Q: How long does it typically take for Prepram to start working?

While individual responses vary, full therapeutic effects of Prepram often take several weeks to be observed. Clinical studies often measure patient response after four to eight weeks of consistent use, and changes in mood and symptoms are generally observed to build up over time.


Q: What should I do if I miss a dose of Prepram?

If a dose is missed, the regulatory patient information generally states that the dose may be taken as soon as it is remembered. However, if it is almost time for the next scheduled dose, the advice is to skip the missed dose and resume the regular schedule. It is stated that a patient should not double the dose to compensate for the one they missed.


Q: Are there any foods or drinks I should avoid while taking Prepram?

Prepram can be taken irrespective of food intake. However, official product information indicates that patients should typically avoid or limit the consumption of alcohol while on this medication, as the combination may lead to enhanced central nervous system (CNS) effects, such as increased drowsiness.

How should Prepram be stored and disposed of?

How to Store and Dispose of Prepram?

Storing Prepram according to the manufacturer's labeled requirements is essential for maintaining product stability and efficacy. The official storage profile mandates that the medicine be kept within the specified temperature range (e.g., 2 C to 8 C or 15 C to 25 C) and protected from environmental factors like excessive moisture or light, typically by keeping it in the original, tightly closed container.

After the container is first opened or the product is prepared, stability requirements may limit the time the medicine can be safely used. All unused or expired Prepram must be properly disposed of. The preferred method is through a medication take-back program. If this is unavailable, disposal guidance suggests mixing the medicine with an undesirable substance, such as coffee grounds or cat litter, sealing it in a plastic bag, and then placing it in the household trash. It is required that the medicine is kept out of the reach of children.

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

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