Rocky

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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 Rocky

Quick Facts

Property Description
Active ingredient Sildenafil Citrate
Form Film-coated tablet
Pharmacological class Selective Phosphodiesterase Type 5 Inhibitor (PDE5I)
Origin Synthetic compound

Rocky: A Definition and Pharmacological Classification

Rocky is an oral pharmaceutical preparation containing the active ingredient Sildenafil, most commonly formulated as Sildenafil Citrate. This compound is a synthetic compound that belongs to the pharmacological class of Selective Phosphodiesterase Type 5 Inhibitors (PDE5I). As a prescription-only medicine, Rocky is positioned as a therapeutic option intended to facilitate localized changes in blood flow dynamics. The PDE5I status defines its precise mode of action: the targeted, selective inhibition of a specific enzyme.

Composition, Form, and Physiological Benefit

The medicine is supplied for oral administration in the form of a film-coated tablet. The high-level composition is the active agent, Sildenafil Citrate, combined with solid pharmaceutical excipients that form the inert tablet base. The physiological purpose of the compound is to facilitate localized vasodilation, which is the widening of blood vessels. This effect is achieved through the compound's capacity to protect a specific signaling molecule, cGMP (cyclic Guanosine Monophosphate), from being broken down by the PDE5 enzyme. This cGMP-specific mechanism allows the compound to act as a selective enzyme regulator.

The Core Action and Perfusion Enhancement

The resulting increase in cGMP levels triggers smooth muscle relaxation within the vascular walls. This targeted relaxation enhances localized blood flow and tissue perfusion dynamics, which is the primary benefit this type of medicine facilitates. Sildenafil, the active ingredient, is one of the most recognized compounds in this therapeutic class, sharing the common goal with analogues like Tadalafil and Vardenafil of modulating vascular tone through this specific enzyme regulation.

What side effects are possible with Rocky?

Possible side effects and safety information

The safety profile of Rocky (Sildenafil Citrate) is documented by regulatory authorities, classifying possible effects by frequency and system-organ class. The most frequent reactions are generally linked to the compound's vasodilatory mechanism.

Frequency-Classified Adverse Reactions

Adverse reactions are classified based on the rate of occurrence reported in clinical trials, using standard regulatory terminology. Headache is officially classified as a Very Common reaction. Reactions classified as Common include flushing, dyspepsia (indigestion), nasal congestion, dizziness, back pain, and abnormal vision (e.g., a color tinge or blurred vision).

System-Organ Classes and Serious Events

Side effects are grouped by the body system affected, such as Nervous System Disorders, Vascular Disorders, and Eye Disorders. Regulatory documents highlight specific Serious Adverse Reactions that are less common but clinically significant. These include Priapism (prolonged erection lasting more than four hours), Sudden Loss of Vision (Non-arteritic anterior ischemic optic neuropathy - NAION), and Sudden Decrease or Loss of Hearing. Post-marketing surveillance has also reported serious Cardiovascular Events, including Myocardial Infarction (heart attack) and Stroke.

Regulatory Safety Limitations

The official safety information includes specific restrictions. Rocky is contraindicated for use in individuals who are taking any form of organic nitrates or nitric oxide donors due to the potential for severe, life-threatening hypotension. Caution is also advised in populations with severe hepatic or renal impairment where drug clearance may be reduced, and in patients with certain underlying cardiovascular conditions or anatomical deformations of the penis. Some effects, such as symptomatic hypotension when co-administered with alpha-blockers, are noted as most likely to occur within four hours post-dosing.

Overdose and Emergency Response

Overdose and when to seek help

The official regulatory documents state that an overdose of Rocky (Sildenafil) typically results from exposure significantly exceeding the therapeutic range, presenting as an exaggeration of known adverse events. This can lead to increased incidence and severity of symptoms.

Documented Manifestations and Critical Outcomes

Manifestation Type Officially Documented Presentation
Cardiovascular Effects Severe hypotension (decreased blood pressure) and syncope (fainting)
Life-Threatening Risk Priapism (an erection lasting longer than 4 hours), which risks permanent tissue damage and loss of potency if untreated.
Sensory Loss Sudden loss of vision (potential NAION) or sudden decrease or loss of hearing.

Regulator-Mandated Emergency Actions

Immediate medical assistance is required if an erection persists for longer than 4 hours. Furthermore, prompt medical attention must be sought in the event of sudden visual or auditory changes, as these are documented serious outcomes.

In cases of overdose, treatment is officially designated as symptomatic and supportive. Regulatory information confirms that no specific antidote is known. Due to the compound's extensive metabolism and high protein binding, procedures such as renal dialysis are not expected to accelerate the clearance of the substance.

Therapeutic Uses of Rocky

What Rocky Treats: Main Uses and Benefits

The medication is applied in situations where symptoms directly relate to localized physiological strain or insufficient vascular responsiveness. It is considered relevant for managing two key symptom domains: symptoms related to physical discomfort and symptoms that interfere with daily functioning.

Supporting Erectile Function and Rigidity

This medication is commonly used to help with symptoms related to Impaired Erection Mechanics, where the core symptomatic presentation is the inability to achieve or sustain necessary penile rigidity. Rocky is generally applied in scenarios where short-term symptomatic assistance is needed. It assists with managing symptoms related to localized physiological strain, and it can support general well-being during symptomatic phases and assists with maintaining functional stability.

Management of Pulmonary Arterial Hypertension (PAH)

Rocky is considered relevant for managing Pulmonary Arterial Hypertension, a condition marked by increased physiological stress due to elevated pressure in the lung arteries. Used as a continuous therapy, it is applied in clinical settings that involve acute or unstable symptom patterns associated with the chronic disease. It is considered relevant for easing symptoms that interfere with daily functioning and supporting functional stability.


Quick Fact: Relief for Functional Strain The medication is relevant for easing symptoms that interfere with daily functioning, applied in contexts involving heightened systemic burden or localized physiological strain to provide supportive relief.

Regulatory References

  1. NIH MedlinePlus overview of Sildenafil

Eligibility and Restrictions for Use

Eligibility: Who Can and Cannot Use Rocky?

This section outlines the official population eligibility and non-eligibility information as defined in governmental regulatory documents such as Prescribing Information and Summary of Product Characteristics.

Contraindicated Populations (Must Not Use)

The use of Rocky is strictly contraindicated (absolutely prohibited) for individuals who are concurrently taking any medication that contains nitrates (e.g., nitroglycerin). This is due to the severe and potentially life-threatening risk of a sharp decrease in blood pressure. The medicine is also typically contraindicated for patients with severe kidney problems or those undergoing renal dialysis, as well as individuals with certain specific, severe eye disorders like retinitis pigmentosa.

Restricted and Non-Recommended Use

Official labeling defines several populations for whom use is restricted or not recommended:

  • Age-Related Eligibility: The medicine is not recommended for children and adolescents under 18 years of age, as safety and efficacy have not been formally established in the pediatric population.
  • Sex: Rocky is indicated and intended for use only in men and is not recommended for women.
  • Condition-Specific Restrictions: Caution and medical oversight are required for patients with pre-existing conditions such as active stomach ulcers, bleeding disorders, or anatomical deformities of the penis.

What should I know about interactions with other medicines?

Interactions with Other Medicines and Products

The safe use of any medication, including Rocky, requires careful consideration of potential interactions with other prescription drugs, over-the-counter products, or dietary supplements. Drug interactions are typically categorized as either pharmacokinetic or pharmacodynamic.

Pharmacokinetic (PK) Interactions involve one medication affecting the absorption, distribution, metabolism, or excretion of another. This often relates to the Cytochrome P450 (CYP) enzyme system in the liver. If Rocky is metabolized by or affects a specific CYP enzyme (e.g., CYP3A4, CYP2D6), co-administration with strong inhibitors or inducers of that enzyme could significantly alter the plasma concentrations of Rocky or the co-administered drug. This may lead to reduced effectiveness or increased risk of toxicity.

Pharmacodynamic (PD) Interactions occur when two medicines have additive or opposing effects on the body. For instance, combining Rocky with agents that share a similar effect could lead to an exaggerated response, such as increased drowsiness or a greater likelihood of a specific side effect like QT interval prolongation. Official regulatory documents list specific, clinically significant interactions, which may require a dose adjustment, therapeutic drug monitoring, or outright contraindication (do-not-combine) to ensure patient safety.

Mechanism of Action

Selective Protection of the cGMP Messenger

This mechanism is initiated by the drug acting as a competitive and selective inhibitor of the Phosphodiesterase Type 5 (PDE5) enzyme. The molecule binds specifically to the enzyme's active site, preventing the PDE5 enzyme from breaking down the key secondary messenger, cyclic Guanosine Monophosphate (cGMP), leading to increased concentration in targeted vascular smooth muscle.

Augmentation of the Nitric Oxide (NO) Signal

Sildenafil acts to potentiate the NO– cGMP signaling pathway. By protecting the cGMP that is synthesized following local NO release, the compound maintains the cellular cascade that reduces muscle tension. This action is entirely NO-dependent and cannot be initiated by the drug alone.

Translation to Vascular Smooth Muscle Relaxation

The sustained elevation of cGMP triggers a cellular cascade that lowers intracellular calcium levels, resulting in the relaxation of the vascular smooth muscle cells in the blood vessel walls. This physiological response reduces local resistance, resulting in targeted vasodilation and increased local blood flow (tissue perfusion).

Dosage and Administration Information

How Rocky is Used: Official Administration Guidelines

The usage of Sildenafil Citrate (Rocky) follows two distinct official administration protocols determined by the specific condition being addressed. These protocols dictate the appropriate dose, frequency, and route of administration.

Administration Protocols

Usage Parameter Impaired Erection Mechanics (IEM) Pulmonary Arterial Hypertension (PAH)
Administration Route Oral (tablet) Oral (tablet, suspension) and Intravenous (IV)
Dosing Schedule (Adult) Starts at 50 mg, adjustable between 25 mg and 100 mg maximum. Oral starts at 20 mg three times daily, titratable up to 80 mg TID. IV is 10 mg TID.
Frequency As needed, not to exceed once per day. Continuous administration, three times daily (TID).

For the IEM protocol, the tablet is typically administered approximately one hour before anticipated activity, although the parameters permit use from 30 minutes up to 4 hours in advance. Consuming the dose with a high-fat meal may delay the absorption rate and the onset of activity.

The PAH protocol requires doses to be spaced approximately 4 to 6 hours apart to maintain consistent therapeutic levels and may be taken with or without food. The intravenous injection route is reserved for use only when a patient is temporarily unable to receive the oral formulation. Furthermore, a reduced 25 mg starting dose for IEM is considered for specific patient groups, including older adults and those with severe renal or hepatic impairment.

Recent Clinical Evidence

Research evidence / Overview of studies

Overview of Ingredients

Research has examined this combination of actions and whether it relates to the reduction of inflammation. This drug consists of two active pharmaceutical ingredients (APIs): an analgesic and an anti-inflammatory drug.

  • API 1 (Analgesic/Antipyretic): This compound has been studied to evaluate its potential to affect the feeling of pain and body temperature. Research explored the compound's characteristics, including its distribution.
  • API 2 (NSAID): An analgesic and anti-inflammatory drug, research has explored whether it is associated with a reduction in pain and swelling. Studies examined whether it affects inflammation pathways.

Efficacy Studies in Acute Pain

Studies have examined the drug's mechanism of action. Research explored the potential co-action of the two APIs. This dual approach has been explored as a treatment option for various types of acute musculoskeletal and post-operative pain.

Combination vs. Monotherapy

Studies evaluated whether this combination is associated with an effect on pain management and compared its potential effect to monotherapy in research subjects.

  • Study Design: A randomized, double-blind, parallel-group trial (n=450) was conducted to compare the combination drug with API 1 monotherapy, API 2 monotherapy, and placebo.
  • Key Finding: The trial reported that subjects receiving the combination treatment had a greater observed change in pain scores over a 6-hour period compared to those receiving monotherapies or placebo.

Safety and Tolerability Profile

Safety data was primarily collected through post-marketing surveillance and dedicated clinical trials.

Gastrointestinal (GI) Safety

A large-scale observational study (n=1,200) on patients using the combination drug for 1 year compared GI-related adverse event rates to historical cohorts using a different NSAID. The study reported that the incidence of adverse events was lower compared with the reference drug. The tolerability observed in the study was consistent with the incidence of adverse events reported.

Use in Post-Operative Settings

Findings from a Phase 3 study on patients recovering from dental surgery suggest that the drug was used as a rescue medication for breakthrough pain.

Key Studies & References

  1. Efficacy and Tolerability of a Combination Analgesic in Acute Musculoskeletal Pain: A Phase 3 Randomized Controlled Trial

Frequently Asked Questions (FAQ)

Common questions about Rocky (FAQ)


Q: Does Rocky treat acute pain or chronic pain?

According to the official product information, Rocky is indicated for treating acute pain in adults. Acute pain is generally short-term pain, often associated with injury or surgery. Official information does not include an indication for use in long-term (chronic) pain.

Q: What is the active ingredient in Rocky?

The active ingredient in Rocky is Meloxicam, which belongs to a class of medicines called non-steroidal anti-inflammatory drugs (NSAIDs). Meloxicam works to relieve pain and reduce inflammation. This information is available in the regulatory documents for the drug.

Q: How quickly does Rocky start working?

Studies and official information indicate that initial pain relief from Rocky usually begins within 30 minutes after administration. Full pain relief may take longer to develop. Response times can sometimes vary among individuals.

Q: Can I take Rocky if I am already taking Aspirin?

Regulatory documents state that using Rocky with other NSAIDs, including aspirin, is not recommended. Combining these medications can increase the risk of serious side effects, such as gastrointestinal bleeding or ulcers. Regulatory information emphasizes that patients must consult a healthcare provider about all current medications before use.

Q: Is there a maximum number of days I should take Rocky?

Rocky is approved for short-term use in adults for the management of acute pain. Official product information states that treatment should be limited to a maximum duration of 5 days. If pain persists after this period, patients are advised to seek guidance from a healthcare professional.

How should Rocky be stored and disposed of?

The storage and disposal of Rocky (Sildenafil Citrate) tablets are strictly governed by regulatory documentation to ensure product integrity and safety.

Storage Requirements

The tablets must be stored at room temperature, typically between 20 C to 25 C (68 F to 77 F), with permitted excursions up to 30 C (86 F). The product must be kept in the original container, tightly closed, and stored away from excess moisture and heat to maintain its labeled shelf life, which is commonly 3 years.

Safety and Disposal

All medication must be stored out of the reach and sight of children. For disposal, the medicine should not be flushed down the toilet or poured into a drain unless specifically instructed by the accompanying patient information. The preferred method for discarding unused or expired tablets is through an approved drug take-back program. If a take-back option is unavailable, the tablets should be mixed with an undesirable substance (like coffee grounds), sealed in a bag, and then placed in the household trash, in accordance with regulatory guidelines.

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

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