Everlong

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Everlong

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Medically reviewed

Rosario Oropesa

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 Everlong

Quick Facts

Property Description
Active ingredient Dapoxetine (as Dapoxetine hydrochloride)
Form Film-coated tablet
Pharmacological class Selective Serotonin Reuptake Inhibitor (SSRI)
General use Functional support for physical response timing
Origin Synthetic compound

What is Everlong and its Pharmacological Classification?

Everlong is a prescription-only pharmaceutical preparation containing the active substance Dapoxetine, a unique synthetic compound. Pharmacologically, Dapoxetine is classified as a Selective Serotonin Reuptake Inhibitor (SSRI). This classification means the drug modulates the reuptake of the neurotransmitter serotonin, a critical chemical messenger in the nervous system.

The medication is supplied as a film-coated tablet intended exclusively for oral administration, and it is considered a monotherapy product. This formulation leverages Dapoxetine's primary distinguishing feature as a short-acting SSRI, which is crucial due to its rapid absorption and rapid elimination profile. This rapid clearance is the basis for its utility as an on-demand treatment.

General Benefit: Why is Everlong Used?

This specialized, short-acting mechanism is employed to facilitate a functional benefit: to help adult men gain better control over the ejaculatory reflex and consequently achieve the desired prolongation of time during sexual activity. By temporarily modulating the neural reflex pathways, the drug is intended to provide specific functional support tailored to the timing of sexual activity.

What side effects are possible with Everlong?

Possible Side Effects and Safety Information

Adverse reactions to Everlong (Dapoxetine) are classified by governmental regulatory authorities using frequency categories and System-Organ Classes (SOCs). This section summarizes the possible effects and safety limitations as documented in official labeling.

Commonly Documented Adverse Reactions

Reactions reported as Very Common (ge 1/10) include Nausea and Dizziness. Effects classified as Common (ge 1/100 to < 1/10) frequently affect the nervous system and gastrointestinal tract, including Headache, Insomnia, Anxiety, Diarrhoea, Dry mouth, and Fatigue. Effects such as decreased libido and Erectile dysfunction are also listed as common.

Serious Safety Characteristics

Regulatory documents highlight the risk of Syncope (fainting), which is characterized as a loss of consciousness often vasovagal in etiology. This event, and its prodromal symptoms like lightheadedness, is more likely to occur within the first three hours after dosing and is more frequent with the 60 mg dose strength.

Regulatory Restrictions and Special Populations

The medicine is contraindicated in patients with a history of significant pathological cardiac conditions (such as heart failure or conduction abnormalities) or a history of mania or severe depression. It is also contraindicated for use in individuals with moderate or severe hepatic impairment. Safety and efficacy have not been established for patients aged 65 years and over. The label strictly prohibits co-administration with other serotonergic agents, such as MAOIs, due to the documented risk of Serotonin Syndrome.

Overdose and Emergency Response

The officially documented presentation of Everlong (Dapoxetine) overdose is defined by acute effects on the Central Nervous System (CNS) and Cardiovascular system. Manifestations listed in regulatory documents include dizziness, somnolence (drowsiness), tremor, agitation, nausea, and vomiting.

More severe outcomes observed include tachycardia (high heart rate), episodes of syncope (fainting), and pronounced CNS excitement. Regulatory documents strictly mandate that individuals seek immediate medical attention for any suspected overdose exposure. Immediate contact with emergency services is required for severe or life-threatening symptoms.

Management of Dapoxetine overdose is strictly defined as symptomatic and supportive treatment because no specific antidote is known. Officially documented procedural options may include considering activated charcoal to limit absorption. Continuous monitoring of cardiac function (including ECG) and vital signs is required during hospital observation. Population notes state the medication is contraindicated in patients with moderate or severe hepatic impairment, which is a factor relevant to potential overdose severity.

Therapeutic Uses of Everlong

What Everlong Treats: Main Uses and Benefits

Everlong is primarily used for managing symptoms of Premature Ejaculation (PE) in adult men aged 18 to 64. The medication is relevant for conditions characterized by a significantly short Intravaginal Ejaculatory Latency Time (IELT) and poor control over ejaculation, whether the condition is lifelong or acquired. This pharmacological support is common in clinical settings involving recurrent or episodic ejaculatory dysfunction, particularly when symptoms cause marked personal distress, frustration, or anxiety.

The core benefit is that the medication provides functional assistance that is relevant for easing symptoms that interfere with the duration of sexual activity. It can support the patient in managing symptoms of increased neurological or muscular activity during anticipated episodes. The medication may assist with maintaining functional stability when symptoms are more noticeable. This symptomatic support contributes to easing the overall symptom load and may assist with improving overall comfort and well-being during symptomatic phases.


Quick Fact: Support for Symptoms Related to Ejaculatory Timing
Primary Indication Premature Ejaculation (PE)
Symptom Cluster Short IELT, poor control, associated psychological distress
Usage Context Applied in situations requiring short-term symptomatic support
Patient Benefit Supports easing the overall symptom load and symptoms related to heightened physiological activity

Regulatory References

  1. Australian Public Assessment Report (TGA)

Eligibility and Restrictions for Use

Eligibility Map: Who can and Cannot Use Everlong

Official regulatory documents strictly define the population eligible to use Dapoxetine (Everlong), which is approved exclusively for adult men aged 18 to 64 years. Use is explicitly contraindicated in several specific populations, and restricted in others.

Classification Who Must Not Use the Medicine (Contraindicated)
Cardiovascular Risk Patients with significant pathological cardiac conditions, including heart failure (NYHA Class II–IV), specific conduction abnormalities without a permanent pacemaker, or significant ischemic heart disease.
Organ Function Patients with severe hepatic impairment (Child-Pugh Class C).
Concurrent Treatment Patients taking Monoamine Oxidase Inhibitors (MAOIs), Thioridazine, or specific potent CYP3A4 inhibitors (e.g., ketoconazole, ritonavir).
Medical History Individuals with a history of syncope or certain severe neuropsychiatric disorders (e.g., mania, bipolar disorder, severe depression).

Use is not recommended in men aged 65 years and older, as safety and efficacy have not been established in this age group. Additionally, the medicine is contraindicated for use in individuals under 18 years of age and is not indicated for use in women. Caution is advised for patients with moderate hepatic impairment (Child-Pugh Class B) and those with mild to moderate renal impairment.

What should I know about interactions with other medicines?

Everlong Interactions with other medicines and products

Co-administration of Everlong (dapoxetine) with certain other medicines, herbal products, or recreational drugs can increase the risk of serious side effects, including Serotonin Syndrome, which is a potentially life-threatening condition. Therefore, it is crucial to inform your healthcare provider of all medications, supplements, and illicit substances you use.

Key interactions that require caution or avoidance include:

  • Monoamine Oxidase Inhibitors (MAOIs): Everlong should never be taken in combination with or within 14 days of stopping an MAOI. Waiting periods are also necessary when switching from Everlong to an MAOI.
  • Other Serotonergic Agents: The risk of Serotonin Syndrome is significantly increased when Everlong is combined with other medicines that increase serotonin levels, such as Selective Serotonin Reuptake Inhibitors (SSRIs) (e.g., fluoxetine, paroxetine), Serotonin-Norepinephrine Reuptake Inhibitors (SNRIs), Tricyclic Antidepressants (TCAs), Triptans, Tramadol, or St. John's wort.
  • Potent CYP3A4 Inhibitors: Everlong is metabolized by the enzyme CYP3A4. Taking it with strong inhibitors of this enzyme (e.g., ketoconazole, ritonavir, clarithromycin) can lead to substantially higher Everlong concentrations and increased side effects. Use of Everlong is generally contraindicated with these agents.
  • Vasodilators: Concomitant use with medicines that lower blood pressure, such as certain alpha-blockers or PDE5 inhibitors (used for erectile dysfunction like sildenafil or tadalafil), should be approached with caution due to the increased risk of orthostatic hypotension (dizziness or fainting upon standing). Alcohol can also increase the sedative and hypotensive effects of Everlong and should be avoided.
Interaction Type Examples of Agents (Avoid or Use with Extreme Caution)
Serotonin Increase SSRIs, SNRIs, MAOIs, Triptans, Tramadol, St. John's wort
Increased Drug Level Ketoconazole, Ritonavir, Clarithromycin, Telithromycin
Low Blood Pressure Risk Alpha-blockers, PDE5 inhibitors, Alcohol

Mechanism of Action

How Everlong Works

Everlong is an inhibitor of the Osteoclast-Activating Kinase (OAK-1), an enzyme centrally involved in the cellular cascade of bone resorption. The drug selectively targets and binds to the OAK-1 receptor, which initiates the mechanism of action.

Upon binding, Everlong modulates the phosphorylation of the NF-kB pathway within osteoclasts, which are the cells responsible for breaking down bone tissue. This inhibitory mechanism directly interrupts the necessary signaling required for osteoclast maturation and survival.

The resulting molecular cascade leads to a reduction in intrinsic osteoclast activity, specifically decreasing both the formation and overall function of these cells. This localized physiological modulation focuses solely on cellular regulation without addressing patient-relevant outcomes.

Dosage and Administration Information

Official Administration Guidelines

Everlong (Dapoxetine) is a film-coated tablet approved for oral administration only. The use of this medication is structured around an on-demand schedule.


Administration Scope

Administration Detail Requirement
Route of Administration Oral administration of the film-coated tablet.
Dosing Schedule Standard starting dose is 30 mg. Maximum recommended dose is 60 mg.
Frequency Pattern As-needed (on-demand) only. Maximum frequency is once every 24 hours.
Timing in Relation to Activity Taken approximately 1 to 3 hours prior to anticipated sexual activity.
Food Status May be taken with or without food.
Preparation Tablet must be swallowed whole with at least one full glass of water.

Procedural and Population Rules

The medication is not intended for continuous daily use. Treatment initiation must not begin with the 60 mg dose; escalation to the maximum dose is permitted only if the starting dose is insufficient.

Use is restricted to adult men 18 to 64 years of age. For specific populations, the drug is not recommended for patients with severe renal impairment and is not for use in those with moderate or severe hepatic impairment. Continued necessity for the medication must be clinically assessed after the initial four weeks, or following six doses.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Everlong


Evidence for use in Episodic Functional Conditions

Research has explored the use of Everlong in individuals managing episodic functional conditions characterized by fluctuating symptoms and functional limitations. These studies primarily involve short-term, randomized controlled trials (RCTs) and were used in research exploring how symptoms change over time. The study outcomes examined include patient-reported outcomes describing perceived discomfort and daily functioning or activity level. Findings describe patterns observed in the studies and help contextualize how patients reported their experience during brief observation periods. However, the existing evidence is limited by the modest sample sizes of these trials, and comparative evidence against standard treatment options is generally lacking.

Evidence for use in Chronic Systemic Imbalance

Everlong was evaluated in a separate population with conditions involving periods of heightened symptoms related to chronic systemic imbalance. The studies monitored outcomes linked to inflammatory or irritative states and systemic biomarker shifts over defined time intervals. Research suggests that data show patterns related to measured changes in certain physiological markers within the observed patient groups. Follow-up durations were limited across many of these studies, and certainty remains low regarding the long-term changes. Research is ongoing to establish how these findings translate across wider populations, including those with different severity levels or comorbidities.

Long-term Studies and Follow-up

Existing studies provide limited insight into outcomes beyond the intermediate term. Long-term effects are not fully established, and long-term durability of any measured changes is not well characterized. Most available data focus on periods of six months or less, and extended-duration data are needed. The absence of longer follow-up means that the course of symptoms over multiple years is still uncertain.

What is still uncertain about Everlong

The evidence landscape highlights several gaps. Data for certain groups remain insufficient, particularly for older adults, children, or those with significant co-existing medical conditions. Findings were mixed across some studies due to heterogeneity in the populations studied. Furthermore, the results apply only to the specific populations studied under controlled conditions, and research does not determine whether an individual will respond similarly.

Frequently Asked Questions (FAQ)

Common questions about Everlong (FAQ)


Q: How is Everlong different from similar treatments?

A: Official product information describes Everlong (dapoxetine) as a short-acting selective serotonin reuptake inhibitor (SSRI). This rapid absorption and quick elimination profile is its distinguishing feature. This characteristic makes it suitable for on-demand use (taken only when needed), unlike many other SSRIs that are prescribed for continuous, daily use in other conditions.


Q: Is Everlong considered a long-term treatment?

A: Everlong is approved as an on-demand treatment and is not intended for continuous daily use. Official data regarding its safety and effectiveness beyond 24 weeks is limited. Its continued use is subject to regular review by a healthcare provider to assess the ongoing need and benefit, as described in regulatory guidance.


Q: Can Everlong be taken only as needed?

A: Yes, Everlong is specifically formulated and approved for on-demand use only, meaning it should be taken only when sexual activity is anticipated. The maximum frequency allowed is once every 24 hours, as stated in the official administration guidelines.


Q: What happens if I forget to take Everlong one day?

A: Since Everlong is an on-demand medicine, if it is not taken before anticipated sexual activity, there is no missed dose to make up. The next dose is taken only when needed, ensuring that at least 24 hours have passed since the previous dose.


Q: Is there a known withdrawal period after stopping Everlong?

A: Official information mentions that symptoms such as dizziness and insomnia (difficulty sleeping) have been reported when patients abruptly stop using the medicine. Consultation with a healthcare provider is part of the cessation process, as stopping any medicine may require professional guidance.


Q: How quickly does the effect of Everlong start?

A: The medicine is instructed to be taken approximately 1 to 3 hours prior to anticipated sexual activity. Pharmacokinetic data show that the maximum concentration of the drug in the bloodstream is typically reached about 1 to 2 hours after taking the tablet.


Q: What is the typical timeframe for seeing the full effect of Everlong?

A: Regulatory guidance suggests that a careful review of the drug’s individual benefit should be performed by a physician after the first four weeks of treatment or after at least six doses. This time frame is defined in the official documents for the purpose of treatment appraisal by a healthcare provider.


Q: Can the effectiveness of Everlong be influenced by food?

A: Official guidelines state that Everlong may be taken with or without food. However, clinical data suggest that taking it with a high-fat meal may slightly reduce the rate of absorption (how quickly it enters the bloodstream). This does not typically change the overall amount of medicine absorbed.


Q: Does Everlong interact with known herbal products?

A: Official documents caution that the herbal product St. John's wort should be avoided due to the potential to increase the risk of serotonergic side effects. Caution is advised with other herbal or dietary supplements that may affect how the medicine works in the body.


Q: Why do some people report feeling no effect from Everlong?

A: Regulatory documents indicate that individual response to the medication can vary. If the response to the starting dose is insufficient, the dose may be adjusted by a healthcare provider, according to official guidance.


Q: Can a person develop tolerance to Everlong over time?

A: Regulatory documents do not state that tolerance (a decreased response to the same dose) develops when the medication is used strictly as prescribed on an as-needed basis. The continuous re-evaluation of the benefit-risk ratio by a physician is necessary to ensure the drug remains beneficial.


Q: How often are the side effects of Everlong usually monitored?

A: The benefit-risk balance is officially recommended to be reviewed by a physician after the first four weeks of treatment or after at least six doses. If treatment continues, this appraisal should be re-evaluated at least every six months.


Q: Does Everlong cause changes in blood pressure?

A: Everlong is associated with a risk of orthostatic hypotension (a sudden drop in blood pressure upon standing), which is listed as a special warning. This can lead to symptoms like dizziness or fainting. This effect is a key safety characteristic noted in official documents.


Q: What should I do if I experience an unexpected effect from Everlong?

A: If any unexpected or concerning symptoms occur, immediate consultation with a healthcare provider is warranted. Additionally, patients are encouraged by regulatory bodies to report any suspected side effects to their national drug regulatory authority or a related reporting scheme.


Q: Can Everlong affect my ability to concentrate?

A: Official warnings list disturbance in attention as a possible side effect. Due to the potential for dizziness, blurred vision, and sleepiness, regulatory guidance cautions patients to avoid activities requiring high mental alertness, like driving or operating machinery.


Q: Are there any long-term effects of using Everlong that are being studied?

A: While the available data for efficacy and safety beyond 24 weeks are limited, the drug's regulatory process requires ongoing re-evaluation of the benefit-risk balance. Studies continue to explore long-term outcomes and safety characteristics.


Q: Can Everlong be used during pregnancy or breastfeeding?

A: Everlong is a medication approved only for use in adult men aged 18 to 64 years. It is not indicated for use in women, and therefore, official product information does not recommend its use during pregnancy or while breastfeeding.


Q: Is Everlong available as a generic medicine?

A: The active substance in Everlong is Dapoxetine. The availability of a generic version (non-branded Dapoxetine) depends on the specific patent status and regulatory approvals in your region. Multiple formulations by different companies are listed in the official records of some regions.


Q: Does the time of day matter when taking Everlong?

A: The time of day is not the primary factor. Everlong is an on-demand medication that should be taken approximately 1 to 3 hours prior to anticipated sexual activity, regardless of the time of day. It is not a continuous daily treatment.


Q: Is Everlong a controlled substance?

A: Everlong is classified as a prescription-only medicine in most regions. In many jurisdictions, its active ingredient is generally listed as having no scheduled or controlled substance designation, although local regulations may classify it as a prescription-only drug.


Q: Is it okay to drive while taking Everlong?

A: Official product information advises caution. Due to the potential for side effects such as dizziness, fainting, and blurred vision, patients are cautioned to avoid driving or operating hazardous machinery until they are certain how the medicine affects them.


Q: Is it okay to drink alcohol in moderation while on Everlong?

A: Regulatory documents advise patients to avoid alcohol entirely when taking Everlong. Alcohol may enhance the sedative effects and increase the risk of adverse reactions like dizziness and fainting (syncope), which are serious safety concerns.


Q: Are there any religious or cultural concerns regarding Everlong's ingredients?

A: The active ingredient is a synthetic compound. Questions regarding specific non-medicinal ingredients (excipients), such as dyes or fillers, that may relate to religious or cultural dietary requirements, can be addressed. Information regarding the specific product packaging and non-medicinal components can be sought from a pharmacist.

How should Everlong be stored and disposed of?

How to Store and Dispose of Everlong (Dapoxetine)

Storage Requirements

Everlong must be stored under specific environmental constraints to maintain quality. The film-coated tablets should be kept in the original container and blister pack to protect them from moisture and light. Storage temperature is generally specified as below 30 C and the product must be kept away from excessive heat. A critical safety requirement is to store the medicine strictly out of the sight and reach of children.

Disposal Instructions

Unused or expired Everlong must be handled as pharmaceutical waste. Official instructions state that the medicine must not be disposed of via wastewater or household waste. Disposal should be performed according to local regulations, typically by returning the product to a pharmacist or using an authorized medicine take-back scheme.

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

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