Supergra

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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 Supergra

Property Description
Active ingredient Sildenafil (as citrate salt)
Form Film-coated tablet
Pharmacological class Phosphodiesterase type 5 (PDE5) inhibitor
General purpose Enhancing localized blood flow
Origin Synthetic compound

Supergra: Definition and Pharmacological Classification

Supergra is a synthetic, prescription-only medication (Rx) whose active ingredient is Sildenafil (chemically, Sildenafil citrate). It is classified as a highly selective inhibitor of Phosphodiesterase type 5 (PDE5), which is its designated pharmacological class. The efficacy of Sildenafil in modulating vascular tone is recognized and characterized by pharmacological parameters.

This classification signifies that the compound was synthetically developed to specifically target the PDE5 enzyme, an enzyme involved in smooth muscle contraction. The Sildenafil substance is entirely synthetic in origin and represents a standard, oral treatment for conditions where modulating vascular tone is necessary.

Composition and Physical Form of the Sildenafil Product

The medicine is supplied as a solid, single-ingredient product, formulated as a film-coated tablet designed for the oral route of administration. Supergra provides a fixed-dose delivery system, consistent with established pharmaceutical preparation standards for this class of medicine.

The core composition consists of the active Sildenafil citrate component combined with necessary solid pharmaceutical excipients. These inactive ingredients are vital for manufacturing the stable and measurable oral tablet form, ensuring reliable delivery of the synthetic compound when ingested.

General Purpose of the PDE5 Inhibitor Action

The general therapeutic purpose of Supergra is to support the body's natural capacity for enhanced blood flow by promoting localized smooth muscle relaxation. This mechanism helps ensure that circulation is sufficient to support physiological functions reliant on robust blood flow, such as achieving an erection. The PDE5 inhibitor action works by preventing the rapid breakdown of a crucial chemical messenger, sustaining its ability to cause vessel relaxation. Its role is recognized in situations where insufficient blood flow contributes to functional impairment.

Regulatory References

  1. Sildenafil - StatPearls - NCBI Bookshelf
  2. Sildenafil: MedlinePlus Drug Information - NIH

What side effects are possible with Supergra?

Supergra's safety profile, based on official regulatory documentation, is characterized primarily by its systemic vasodilatory properties. Adverse reactions are classified by frequency and grouped into System-Organ Classes (SOCs), reflecting the diverse physiological systems that may be affected.

Frequency-Classified Adverse Reactions

Adverse effects commonly documented are related to blood vessel relaxation. The following are examples of how regulatory documents classify observed reactions:

Frequency Classification Examples of Officially Documented Adverse Reactions
Very Common (ge 1/10) Headache, Flushing
Common (ge 1/100 to <1/10) Dizziness, Dyspepsia (indigestion), Nasal congestion, Visual color distortions, Back pain, Nausea

These effects are typically observed across SOCs including Vascular Disorders, Nervous System Disorders, and Eye Disorders. Rates of adverse events are officially reported to increase at doses higher than the maximum recommended.


Serious Adverse Reactions and Restrictions

The regulatory label specifies rare but clinically significant adverse reactions, which include Non-arteritic Anterior Ischaemic Optic Neuropathy (NAION) (a cause of vision loss), Priapism (prolonged erection), and post-marketing reports of serious cardiovascular events (e.g., myocardial infarction, sudden cardiac death).

Safety-related limitations define specific conditions where the medicine is strictly prohibited. Supergra is contraindicated for use with any form of nitrate medication (including nitric oxide donors) or with the drug riociguat. It is also contraindicated in patients with severe hepatic impairment or a recent history of stroke or myocardial infarction. The safety profile also advises caution for patients with conditions predisposing to priapism or anatomical deformation of the penis.

This structure ensures that the safety profile clearly communicates both frequently observed and rare, serious risks, alongside the definitive restrictions on use as mandated by official labeling.

Overdose and Emergency Response

Overdose and when to seek help: Official Regulatory Information

Overdose Manifestations and Severe Outcomes

Official regulatory information states that overdose with Sildenafil is generally characterized by an increased incidence and severity of adverse effects already known at therapeutic doses, as demonstrated in healthy volunteer studies involving doses up to 800 mg.

  • Exaggerated Symptoms: These include an increase in the intensity of headache, flushing, dizziness, dyspepsia, nasal congestion, and disturbed vision.
  • Systemic Effects: At higher exposures, manifestations such as decreased blood pressure (hypotension) and syncope (fainting) may occur.
  • Time-Critical Emergency: A potential severe outcome is a prolonged erection lasting more than 4 hours, which can escalate to priapism (painful erection lasting more than 6 hours). If priapism is not treated immediately, it can result in penile tissue damage and permanent loss of potency.

When Immediate Medical Help is Required

The label mandates that patients seek immediate medical assistance if an erection persists for longer than 4 hours. Additionally, patients must stop taking the medication and seek prompt medical attention in the event of any sudden decrease or loss of vision or sudden decrease or loss of hearing.

Overdose Management

No specific antidote is known for Sildenafil overdose. Therefore, the official procedural instruction for overdose is to adopt standard supportive measures and provide symptomatic treatment as clinically required. Regulatory documents also note that renal dialysis is not expected to accelerate the clearance of Sildenafil due to its high plasma protein binding.

Therapeutic Uses of Supergra

What Supergra Treats: Main Uses and Benefits

Supergra is a supportive medication focused on providing symptomatic relief across several key domains, helping patients manage episodes of heightened discomfort and functional strain.

The medication is used in situations involving certain distressing symptoms across therapeutic domains where additional symptomatic support is needed. The primary use is to address conditions involving systemic functional stress.


Easing Sudden or Intensifying Symptom Clusters

This medication is applied across domains where short-term symptom management is appropriate, particularly when symptom clusters may become intense or disruptive or appear suddenly. It provides support that helps ease the overall symptom burden, and may help patients cope more steadily with symptom fluctuations during difficult episodes.

“Applied in clinical settings that involve acute or unstable symptom patterns.”

Quick Fact: Relief for Heightened Physiological Activity

The treatment is considered relevant in conditions characterized by episodic or fluctuating manifestations, especially those marked by increased physiological stress. It offers short-term symptomatic assistance, which contributes to easing the overall symptom load and supports general well-being during symptomatic phases when symptoms are more noticeable.


Managing Disruptive Symptom Manifestations

This medication is applied in scenarios where additional management of discomfort is required, and is relevant for easing symptoms that create noticeable interference with daily comfort. Supergra is commonly used when symptoms intensify and supportive relief is needed, and is relevant for easing symptoms that create noticeable physiological strain.

Regulatory References

  1. Sildenafil: MedlinePlus Drug Information

Eligibility and Restrictions for Use

Eligibility Map: Who can and cannot use Supergra

Eligibility Scope

Classification Eligible Populations
Standard Use Adult Males (for standard purpose); Adults and Children 1 year and older (for specific PAH indication).
Conditional Use Older adults (65 years and older) and patients with severe renal impairment may require special dose consideration. Use with caution in patients with conditions predisposing to priapism (e.g., sickle cell anemia) or anatomical deformation of the penis.

Absolute Non-Eligibility (Contraindications)

Classification Contraindicated Populations
Pharmacological Patients using any form of organic nitrates or nitric oxide donors. Patients using guanylate cyclase stimulators (e.g., riociguat).
Comorbidity-Linked Patients with known hypersensitivity to the drug, severe hepatic impairment, severe hypotension (BP < 90/50 mmHg), recent history of stroke or myocardial infarction, or vision loss due to NAION.

Regulatory Summary

Regulatory documents define eligibility primarily through Absolute Contraindication and Conditional Use status. Absolute exclusions apply to patients whose concurrent medication use or severe, unstable comorbidities pose a mandatory non-eligibility risk. Use is not established for children younger than one year. Use is also not recommended in patients with Pulmonary Veno-Occlusive Disease (PVOD) or for increasing chronic doses in pediatric PAH patients.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The official regulatory information for Supergra defines key constraints on co-administration with other medicines, substances, or products based on established pharmacokinetic and pharmacodynamic interactions.

Pharmacokinetic Interaction Profile

Supergra's metabolism is primarily dependent on the Cytochrome P450 3A4 (CYP3A4) enzyme and the P-glycoprotein (P-gp) transporter. This requires specific constraints when co-administered with drugs that significantly affect these systems:

  • CYP3A4 Inducers: Co-administration with strong inducers, such as Rifampin, is strictly contraindicated due to the risk of drastically reduced Supergra exposure and loss of efficacy.
  • CYP3A4/P-gp Inhibitors: Concurrent use with strong inhibitors like Ketoconazole or Ritonavir leads to increased Supergra systemic exposure, necessitating a dose adjustment as required by regulatory authorities.

Pharmacodynamic and Food Interactions

The interaction profile also includes constraints on additive effects and specific dietary substances:

  • QTc-Prolonging Agents: Caution is advised when combining Supergra with other medicines known to prolong the QTc interval, particularly in susceptible patients, due to potential additive effects on cardiac repolarization.
  • Grapefruit Juice: Consumption of grapefruit or grapefruit juice must be avoided during treatment, as it acts as a CYP3A4 inhibitor and can increase the concentration of Supergra in the body.

Mechanism of Action

Supergra’s mechanism is defined by the active ingredient, Sildenafil, acting as a selective competitive inhibitor of the Phosphodiesterase type 5 (PDE5) enzyme. This enzyme is primarily expressed in the smooth muscle cells of vascular tissue and is responsible for hydrolyzing the second messenger cyclic Guanosine Monophosphate (cGMP).

By blocking PDE5, Sildenafil prevents cGMP degradation, thereby amplifying and prolonging the existing cellular relaxation signal. This action is dependent on the prior, local release of Nitric Oxide (NO) from nerve endings. The preserved cGMP activates a subsequent cascade that lowers the concentration of intracellular Calcium ( Ca^2+).

The reduction in Ca^2+ causes the relaxation of vascular smooth muscle cells. This smooth muscle relaxation results in vasodilation (widening of arteries) which, in turn, modifies the local resistance and flow dynamics. The conditional nature of the mechanism ensures that this vasodilation occurs predominantly in the areas of physiological activation.

Dosage and Administration Information

How to Use Supergra

Supergra (Sildenafil) is used according to two distinct dosing protocols, reflecting its two major administration patterns: intermittent, as-needed use and continuous, chronic use.


Administration Routes and Forms

Sildenafil is approved for both oral administration, typically as a film-coated tablet, and intravenous (IV) administration as a bolus injection, which is generally reserved for patients unable to take the medicine orally. The standard tablet comes in various strengths, including those for intermittent dosing (e.g., 25 mg, 50 mg, 100 mg) and lower strengths for chronic dosing (e.g., 20 mg).


Official Dosing Regimens and Frequency

Usage Pattern Standard Adult Dose Frequency and Timing
Intermittent (As-Needed) Initial dose of 50 mg, adjustable from 25 mg to a maximum of 100 mg per day. Maximum of once per day. Taken approximately 30 minutes to 4 hours prior to activity.
Chronic (Continuous) Recommended dose of 20 mg, adjustable up to 80 mg per dose. Three times a day (TID). Doses should be administered approximately 4 to 6 hours apart.

All doses and maximum limits are defined in the professional product documentation. Oral tablets may be taken with or without food.


Population-Specific and Contextual Instructions

The established prescribing guidelines outline specific dose adjustments for certain patient populations and administration contexts. For intermittent use, a reduced starting dose of 25 mg should be considered for older adults (over 65 years) and patients with severe renal or hepatic impairment. Furthermore, when Sildenafil is co-administered with certain medications, such as alpha-blockers, the starting dose is initiated at the lower 25 mg strength. Patients on the continuous, three-times-daily regimen should not take a double dose if a scheduled dose is missed.

Recent Clinical Evidence

Supergra: Recent Clinical Evidence

Clinical research has investigated Supergra (Efsubaglutide Alfa), a once-weekly Glucagon-Like Peptide-1 (GLP-1) receptor agonist, in adults diagnosed with Type 2 Diabetes (T2D) inadequately managed by metformin alone.

Efficacy Findings

In the pivotal SUPER2 trial, a Phase 2b/3 study, the higher dose of Supergra demonstrated a statistically significant impact on glycemic control over a 24-week period compared to placebo. A post-hoc analysis focused on the lower 1 mg dose, which was initially used in the Phase 2b stage, reported the following at Week 24:

  • Reduction in HbA1c: A mean reduction of -1.69% (95% CI -1.91 to -1.47) was observed in the 1 mg group compared to a -0.74% reduction in the placebo group.
  • Target Achievement: A greater percentage of patients in the 1 mg group achieved the target HbA1c level of less than 7.0% compared to placebo.
  • Body Weight: Body weight changes were modest and not statistically significant for the 1 mg dose at Week 24.

Safety and Tolerability

Across clinical studies, Supergra generally showed an acceptable safety profile. The most frequently reported adverse events (AEs) were related to the gastrointestinal system. These events were typically reported as mild and transient.

  • Reported Adverse Events: Gastrointestinal symptoms were the most common AEs in both the 1 mg and 3 mg groups. No drug-related serious adverse events were reported for the 1 mg dose in the analyzed cohort.

The findings from the lower-dose analysis suggest a potential strategy for patients who may be sensitive to gastrointestinal effects or are elderly, though confirmatory trials are still needed to establish long-term outcomes and optimize its use.

Frequently Asked Questions (FAQ)

Common questions about Supergra (FAQ)


Q: How long does the effect of Supergra typically last?

Studies and official information indicate that the half-life of Supergra's active ingredient is approximately four hours. The medication's effects are generally considered strongest for about four to six hours after taking it. Low levels of the medication may remain detectable in the body for up to 24 hours.


Q: Can Supergra be taken with food, or should it be taken on an empty stomach?

According to the official product information, Supergra tablets may be taken with or without food. However, regulatory guidance notes that consuming the medicine with a high-fat meal may slightly delay the time it takes for the effects to begin working, compared to taking it without food.


Q: Does Supergra affect blood pressure?

Yes, Supergra is classified as a vasodilator, meaning it works by relaxing the walls of blood vessels. This mechanism can lead to a drop in systemic blood pressure. Because of this effect, the medication is strictly contraindicated (forbidden) for use in patients who already have severe hypotension (very low blood pressure).


Q: Is it true that Supergra can cause flushing or warmth in the face?

Yes, official regulatory documents list 'flushing' and 'hot flushes' as very common side effects associated with Supergra use. These physical sensations of warmth are directly related to the drug's intended action of causing vasodilation, which is the widening of blood vessels.


Q: Does Supergra interact with herbal supplements?

Official guidance warns that co-administration with strong inhibitors of the CYP3A4 enzyme can increase the concentration of Supergra in the body, which can be risky. Furthermore, regulatory bodies caution that certain herbal or dietary products may contain undeclared ingredients that can potentially interact with the medication.


Q: Can older adults use Supergra?

Yes, older adults (age 65 years and older) are included in the eligible population for Supergra. Regulatory documents suggest that a dose adjustment may be necessary in the elderly population because the drug may be cleared from the system more slowly in this age group.


Q: How long after taking Supergra is it safe to operate machinery?

The official product information advises that individuals should determine their personal reaction to the medication before operating machinery, as judgment and coordination may be impaired. Supergra has been reported to cause common side effects such as dizziness and visual disturbances.


Q: Does taking Supergra require special monitoring from a healthcare provider?

Supergra is a prescription-only medication, and its use is strictly guided by a healthcare provider. While routine, specific lab monitoring is not typically required for most people, monitoring may include blood pressure checks when initiating or adjusting the dose, especially in certain patient populations.


Q: Is Supergra the same type of drug as other common treatments for this condition?

Supergra’s active ingredient, sildenafil, belongs to the pharmacological class known as Phosphodiesterase type 5 (PDE5) inhibitors. Other medicines used to treat the same condition may also belong to this exact class, while still others may work through different scientific mechanisms.


Q: Does Supergra work for everyone who takes it?

Clinical trial data indicate that a large number of participants experience an improvement in their condition when taking Supergra compared to a placebo. However, it is officially recognized that individual response is variable, and the medicine is not guaranteed to be effective for every person.


Q: Is Supergra a controlled substance?

Supergra (sildenafil) is not officially classified as a controlled substance under the drug schedules of major regulatory bodies, such as those in the United States, United Kingdom, or Canada. This means it is not categorized as having a high risk of physical dependence or abuse.


Q: Can Supergra be taken by women?

Supergra is officially indicated for use in adult men for its primary, standard purpose. However, the same active ingredient is also approved for use in both adults and children (aged 1 year and older) for the separate condition known as Pulmonary Arterial Hypertension (PAH), which includes women.


Q: What happens if Supergra is taken with alcohol?

Official warnings state that both Supergra and alcohol can independently lower blood pressure. Taking them together may increase the risk of symptoms like dizziness, lightheadedness, or fainting due to a potentially unsafe, combined drop in blood pressure.


Q: Is there any risk of becoming dependent on Supergra?

Since Supergra is not scheduled as a controlled substance, it has no officially recognized risk of physical dependence. However, published literature has explored the potential for psychological dependence, particularly if the medicine is used outside of prescribed guidance.


Q: How is Supergra different from a generic version of the medicine?

Generic versions of Supergra contain the exact same active ingredient, which is sildenafil. These products must demonstrate bioequivalence to the brand-name product, meaning they are expected to achieve the same clinical performance and safety profile in the body.


Q: Does Supergra affect fertility?

Research evidence examined in official submissions has not established a negative effect on sperm motility or morphology in men. Clinical data regarding its use in women for specific fertility issues are limited, with official trials for its use in assisted reproductive technologies often showing conflicting or inconclusive findings.


Q: Can people with diabetes safely use Supergra?

Supergra has been included in studies and is used by patients with diabetes. However, regulatory documents caution that patients with diabetes often have existing cardiovascular risk factors. Use in this population requires assessment of cardiovascular risk factors by a healthcare provider.


Q: Do studies suggest Supergra is effective in different ethnic groups?

Regulatory submissions for Supergra include analyses showing the drug is generally effective and well-tolerated across various ethnic groups. Official documents indicate that the size of the reported treatment effects was shown to vary among these different subgroups.


Q: Is the onset time for Supergra consistent for all users?

The official administration instructions for Supergra recommend taking it anywhere from 30 minutes to 4 hours before activity. This wide window indicates that the time it takes to begin working is naturally variable. Factors like food intake and individual metabolism can influence the precise onset time.


Q: Is Supergra associated with any changes in mood or anxiety?

While not a common occurrence, some post-marketing reports have included psychiatric disorders. Furthermore, the official European safety profile for the active ingredient lists 'anxiety' and 'insomnia' as common adverse reactions reported in certain indications.


Q: How is Supergra eliminated from the body?

Supergra is primarily processed by the liver into inactive components. The resulting waste products are mainly eliminated from the body through the feces, accounting for about 80% of an oral dose. A smaller portion, approximately 13%, is eliminated through the urine.


Q: If I miss a dose of Supergra, what should I do?

For those on the chronic, continuous use regimen (typically taken three times a day), official labeling advises that if a scheduled dose is missed, the next dose should be taken at the next regularly scheduled time. It explicitly states that a double dose should not be taken to compensate for the missed one.


Q: Is there any long-term safety concerns associated with Supergra use?

The medication's overall safety profile is well-documented, focusing on contraindications and serious, rare adverse events like vision loss (NAION) or priapism. For patients on chronic, long-term use for specific conditions, regulatory documents caution against exceeding the recommended dosage due to associated risks.


Q: Does the efficacy of Supergra decrease over time with continued use?

Official regulatory documents do not explicitly state that the body builds a tolerance (tachyphylaxis) to Supergra over time. However, any reported reduction in effectiveness over time may be potentially linked to the natural progression of the patient's underlying medical condition.

How should Supergra be stored and disposed of?

Official Storage Conditions

The medicine must be stored at a controlled room temperature between 20 C and 25 C (68 F and 77 F). The regulatory labeling permits brief temperature excursions from 15 C to 30 C.

Storage Context Requirement Prohibited Environment
Container Store in the original container and keep it tightly closed. Do not freeze the tablets.
Protection Protect from moisture and direct light. Avoid high heat and high humidity.
Child Safety Must be kept out of the sight and reach of children (Source: EMA SmPC, FDA Labeling).

Regulatory Disposal Requirements

Disposal must adhere to official guidelines. The preferred method for discarding unused or expired tablets is by using an authorized drug take-back program. If take-back options are unavailable, the medicine should be mixed with an undesirable substance (e.g., dirt or cat litter) in a sealed container and placed in the household trash. Do not flush Supergra down the toilet or pour it into a drain.

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

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