Hedera

Quick links to important sections

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 Hedera

Quick Facts

Property Description
Active ingredient Sodium Salicylate
Form Oral (tablets, solutions) and Topical (creams, gels) preparations
Pharmacological class Non-steroidal Anti-inflammatory Drug (NSAID) / Salicylate
Common general purpose Analgesic (Pain Relief), Antipyretic (Fever Reduction), and Anti-inflammatory
Origin Synthetic (chemically synthesized)

Classification, Composition, and Identity

Hedera is a synthetic, single-component drug defined by its active ingredient, Sodium Salicylate. This compound is classified under code N02BA04, positioning it within the Non-steroidal Anti-inflammatory Drug (NSAID) class and the Salicylate family. The core chemical, Sodium Salicylate, is a synthesized sodium salt of salicylic acid.

This NSAID acts primarily as an analgesic and antipyretic. Sodium Salicylate is an anti-inflammatory agent that may be considered for individuals hypersensitive to Acetylsalicylic Acid (Aspirin). This unique characteristic differentiates its general utility from conventional aspirin-based products, reflecting its clinical recognition for anti-inflammatory efficacy. It is crucial to note that while the trade name "Hedera" often evokes herbal products like Hedera helix (Ivy leaf), this specific medication is a synthetic chemical entity intended for systemic relief, not an herbal expectorant.

Therapeutic Purpose and Forms of Delivery

The general therapeutic purpose of Hedera is to mitigate core signs of inflammatory distress. This is achieved through its primary mechanism as a COX inhibitor, which helps reduce the body’s production of substances that trigger pain and inflammation.

Hedera is available in various high-level dosage forms, including oral tablets, powders, or liquid solutions for oral administration, and also exists in specialized topical preparations like creams and gels. The drug is used to alleviate generalized inflammation and to help normalize elevated body temperature (fever), serving as an agent in the management of acute inflammatory symptoms.

Regulatory References

  1. NIH MeSH Entry for Sodium Salicylate

What side effects are possible with Hedera?

Possible Side Effects and Safety Information

The safety profile for Hedera (Sodium Salicylate), an NSAID/Salicylate, is structured by official regulatory documents based on the likelihood and nature of adverse reactions. The most common and frequently reported adverse reactions typically involve the Gastrointestinal System and the Ear and Labyrinth System. These common effects include dyspepsia, nausea, vomiting, and tinnitus (ringing in the ears), with the latter being often dose-related and associated with higher serum concentrations.


Serious Adverse Reactions and Population-Specific Safety

Official labels document the risk of serious adverse reactions, notably gastrointestinal bleeding and ulceration, which are categorized as uncommon or rare but clinically significant. Serious hypersensitivity reactions are also officially noted. Safety statements address specific populations: older adults have an increased risk of serious gastrointestinal events. For the pediatric population, use is restricted during viral illnesses due to the documented risk of Reye's Syndrome.

Safety is also limited by explicit restrictions. Hedera is generally restricted in patients with severe renal or hepatic impairment, or those with active peptic ulcer disease or gastrointestinal bleeding. Furthermore, its use is restricted in the third trimester of pregnancy and in patients with known aspirin-sensitive asthma, consistent with regulatory guidelines for the NSAID class.

Overdose and Emergency Response

Overdose and when to seek help

The overdose profile for Hedera (Sodium Salicylate) is characterized by a spectrum of toxicity affecting multiple physiological systems, as documented in government regulatory sources. Acute ingestion of a total dose mathbfge 150 mg/kg is generally associated with the risk of significant toxicity and requires emergency attention.

Documented Overdose Manifestations

Severity Officially Listed Symptoms and Signs
Mild to Moderate Tinnitus (ringing in the ears), nausea, vomiting, hyperpnea (deep and rapid breathing), tachypnea, headache, and diaphoresis (sweating).
Severe Outcomes mathbfSeizures, mathbfcoma, mathbfcerebral edema, mathbfrespiratory failure, acute renal failure, and multiple organ failure.

Required Emergency Actions

Immediate medical attention must be sought, and a Poison Control Center should be contacted right away upon suspicion of an overdose or the onset of any toxicity symptoms. Referral to an emergency department is mandatory for unexplained lethargy, confusion, or difficulty breathing, which may indicate escalating toxicity. The drug's labeling confirms that mathbfno specific antidote is known for salicylate poisoning.

Supportive Management

Official guidance specifies management via mathbfActivated Charcoal administration for gastric decontamination and the use of intravenous mathbfsodium bicarbonate to achieve mathbfUrinary Alkalinization, thereby enhancing drug excretion. Close serial monitoring of serum salicylate levels and blood gases is required. Hemodialysis is indicated for severe intoxication or refractory metabolic derangement, particularly mathbfmetabolic acidosis.

Therapeutic Uses of Hedera

What Hedera Treats: Main Uses and Benefits

Hedera (Sodium Salicylate) is commonly used for managing symptom clusters that include pain, fever, and inflammation. It is applied across domains where short-term assistance and long-term symptom management may be considered relevant. As a non-steroidal anti-inflammatory agent, the substance is utilized for various therapeutic purposes.

Symptomatic Support for Inflammatory Conditions

Hedera is commonly used to help with manifestations associated with conditions such as rheumatoid arthritis and osteoarthritis. This application is relevant when supportive symptom management is needed for symptoms that interfere with daily comfort, such as persistent joint pain and swelling. The medication may assist with managing these symptoms, contributing to improved comfort during periods of heightened symptoms.

It is also applied during phases of acute, disruptive symptom patterns, such as headache, myalgia (muscle aches), and febrile states. Furthermore, it may be considered in contexts involving aspirin sensitivity where an anti-inflammatory option is required.


Quick Fact: Symptomatic Support

Category Typical Use Case
Symptom Cluster Pain, fever, inflammation, muscle aches.
Conditions Chronic inflammatory joint disorders, acute systemic discomfort.
Special Scenario May be considered in contexts involving aspirin sensitivity.

Regulatory References

  1. Sodium Salicylate MeSH entry on the National Center for Biotechnology Information (NCBI) website

Eligibility and Restrictions for Use

Who Can and Cannot Use Hedera?

The use of Hedera (Sodium Salicylate) is governed by specific population-based restrictions and contraindications defined in official regulatory labeling.


Contraindicated Populations

The medicine is strictly contraindicated for patients with known hypersensitivity to salicylates or other Non-steroidal Anti-inflammatory Drugs (NSAIDs), and those with Aspirin-Sensitive Asthma. It must not be used for pain relief following Coronary Artery Bypass Graft (CABG) surgery. A critical exclusion applies to children and teenagers who have or are recovering from viral illnesses like flu or chicken pox due to the documented risk of Reye's Syndrome. Use is also prohibited in patients with active gastrointestinal ulcers or bleeding problems.


Age and Conditional Use

The drug is generally approved for adults and adolescents 12 years and older, but is not recommended for children under 12 without medical consultation. Older adults (60 years and above) are noted to be at greater risk for serious gastrointestinal adverse events. Conditional use is required for individuals with severe renal or hepatic impairment and those on a sodium restricted diet.


Pregnancy and Lactation Eligibility

Hedera is contraindicated during the third trimester of pregnancy (30 weeks and later). Use is strictly restricted to the lowest effective dose for the shortest duration possible between 20 and 30 weeks gestation. A health professional must be consulted prior to use during lactation, as salicylate is excreted into human milk.

What should I know about interactions with other medicines?

The official regulatory profile for Hedera (Sodium Salicylate) details several clinically significant interactions, which are classified based on the resulting pharmacokinetic or pharmacodynamic effect. Co-administration is formally contraindicated for the treatment of perioperative pain in the setting of Coronary Artery Bypass Graft (CABG) surgery. The simultaneous use of other salicylates or Aspirin is generally not recommended due to an additive effect that may increase Hedera’s plasma concentrations to toxic levels.

A significant pharmacodynamic risk exists with Anticoagulant Drugs, such as Warfarin. This combination predisposes to systemic bleeding, as the NSAID's effect on gastrointestinal risk is synergistic. Furthermore, Hedera may diminish the therapeutic effect of certain antihypertensive agents, including ACE Inhibitors and ARBs, and Diuretics, which are common examples of pharmacodynamic antagonism. Oral Antidiabetic Drugs of the Sulfonylurea class may also exhibit an enhanced hypoglycemic effect when taken with salicylates.

The drug's official interaction map includes exposure modification. Hedera can increase the plasma concentration of Methotrexate by inhibiting its renal elimination, leading to an enhanced risk of toxicity. The presence of acidifying or alkalinizing drugs or foods officially alters Hedera's own renal clearance, directly changing its plasma levels. This exposure alteration also applies to other highly protein-bound medicines, such as Phenytoin, through competitive binding. Patients who are elderly, volume-depleted, or have renal impairment face a higher risk for certain interactions. The co-administration of Alcohol is an officially documented risk factor for serious gastrointestinal bleeding.

Mechanism of Action

Hedera, primarily through its triterpene saponin constituent alpha-hederin, acts as a functional modulator within the respiratory tract. The mechanism involves indirect interaction with the beta2-adrenergic receptor (beta2-AR) signaling cascade. alpha-Hederin functions by inhibiting the activity of G-protein-coupled receptor kinase 2 (GRK2), a kinase responsible for phosphorylating the activated beta2-AR. The consequence of this inhibition is a decrease in beta2-AR phosphorylation and associated desensitization. This molecular modification sustains the receptor in its active conformation, thereby increasing the cellular responsiveness to endogenous adrenergic ligands. The resulting intracellular cascade includes elevated levels of cyclic adenosine monophosphate (cAMP) within airway smooth muscle cells. This sustained cAMP signaling drives smooth muscle relaxation, resulting in a systemic physiological consequence of reduced airway resistance. Additionally, other constituents exhibit an antagonistic effect on the adenosine A2B receptor (A2BAR), a mechanism implicated in modulating inflammatory signaling pathways, including the downstream regulation of cytokines like interleukin-6 (IL-6).

Dosage and Administration Information

Official Administration Guidelines for Hedera (Sodium Salicylate)

The administration of Hedera involves specific parameters regarding route, dosing, and timing. The medicine is utilized through several methods of delivery, primarily Oral (tablets and solutions) and Topical (creams and gels). In specific clinical settings, the drug may also be administered via the Intravenous (IV) route, which is administered by slow infusion.


Standard Dosing Regimens

Dosage varies based on the intended use pattern. For acute analgesic or antipyretic purposes, adults and adolescents (age 12 and older) typically follow a regimen of 325 mg to 650 mg per dose. This dosage is generally repeated every 4 hours as necessary, with the maximum total number of doses in a 24-hour period being limited for self-medication. When used for the long-term management of inflammatory conditions, the total daily dose is higher, ranging from 3.6 grams to 5.4 grams, which is administered in divided doses to maintain stable systemic levels.


Contextual Administration Rules

To support proper absorption and mitigate local effects, oral administration should be accompanied by a full glass of water, milk, or taken with food. Pediatric administration is constrained by age and duration: children aged six and older receive the 325 mg dose, but self-medication for pain or fever is limited to five days. For adults, the maximum period for self-treating symptoms without professional consultation is limited to ten days. Concentrated liquid solutions must always be diluted before oral intake.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Hedera (Sodium Salicylate)


Evidence for Systemic Use in Chronic Inflammatory Joint Conditions

Research into the use of Sodium Salicylate for managing symptoms of chronic inflammatory conditions, such as rheumatoid arthritis, was evaluated in trials exploring how symptoms change over time. These studies primarily involved adults with confirmed diagnoses. The studies often employed comparative designs, in which the compound was observed against other active agents. Trials monitored patient-reported outcomes describing perceived discomfort, such as self-assessment of pain and changes in joint tenderness or grip strength. Studies reported how symptoms evolved in the observed populations during the short study period.

Certainty remains low for definitive conclusions from this body of work. A key limitation is that many of the core comparative studies are older and involved sample sizes that were modest. Furthermore, the evidence is largely based on established knowledge of the entire salicylate family rather than on extensive, recent, Sodium Salicylate-specific trials. Long-term effects and sustained relief beyond the short follow-up durations of these studies are not fully established.


Evidence for Systemic Use in General Pain, Fever, and Acute Inflammation

Sodium Salicylate was studied for its effects as an analgesic and antipyretic—meaning it was evaluated in research examining temporary physiological imbalance, specifically fever, and general pain relief. This evidence contributes to the broader evidence landscape by classifying the compound based on its established pharmacological class. Research examined the compound's observation in settings of temporary physiological imbalance, such as fever. Research provides insight into short-term changes observed during periods of increased symptom activity.

Specific, large-scale modern randomized controlled trials focusing solely on Sodium Salicylate for acute pain and fever are limited. The existing data primarily establishes its activity as part of the broader salicylate class rather than through dedicated, recent, efficacy-focused trials. Comparative evidence is lacking, and data for certain subgroups remain insufficient.


Evidence for Topical Use in Localized Musculoskeletal Pain

The topical (skin-applied) form of Sodium Salicylate was evaluated in randomized, double-blind, placebo-controlled trials, and these findings were later summarized in systematic reviews and meta-analyses. The research examined outcomes related to physical discomfort in conditions such as sprains, strains, and chronic pain from osteoarthritis. Studies monitored patient-reported outcomes, primarily focusing on defined changes in pain intensity over a very short follow-up duration (typically 7 to 14 days).

Evidence quality varies across studies, and certainty remains low. Research highlights that sample sizes were modest in some key trials, and inconsistency was noted among the reported findings. Furthermore, the systematic reviews often combine results from different salicylate compounds and preparations, which limits how well the findings apply specifically to Sodium Salicylate preparations.

Key Studies & References

  1. Sodium Salicylate Monograph: Clinical and Therapeutic Classification

Frequently Asked Questions (FAQ)

Common questions about Hedera (FAQ)


Q: Is Hedera the same kind of medicine as other things I've heard of?

Official classification documents indicate that Hedera is the trade name for the synthetic chemical entity Sodium Salicylate. It is classified as a Non-steroidal Anti-inflammatory Drug (NSAID). This substance is distinct from the herbal extract Hedera helix (Ivy leaf), which may be used in other products but is not the same active ingredient.


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

Regulatory guidelines often recommend that the dose for general pain relief or fever reduction is repeated every four hours, as necessary. This official interval suggests the typical duration of effect for which re-dosing might be indicated.


Q: Does taking Hedera with food change how it works?

Official administration instructions advise taking the oral form with a full glass of water, milk, or food. This practice is intended to support proper absorption of the medicine and help mitigate local effects on the gastrointestinal system.


Q: Why is Hedera sometimes described as an 'expectorant'?

This description is likely due to common user confusion between the synthetic drug Hedera (Sodium Salicylate) and the herbal product Hedera helix (Ivy leaf). The latter, Hedera helix, is frequently used in medicines that act as expectorants to help loosen mucus, whereas Hedera the drug is a synthetic NSAID.


Q: What are the storage guidelines for Hedera?

Official labeling requires the product to be stored at a controlled room temperature, typically between 15 C and 30 C. The container must be kept tightly closed, protected from light and moisture, and stored in a secured location out of the sight and reach of children.


Q: How should I dispose of unused Hedera?

According to official disposal instructions, any unused or expired product must be discarded at an approved waste disposal plant as per local regulations. The product should not be released into the environment, drains, or sewage systems.


Q: Are there any long-term health concerns linked to using Hedera?

Official labeling includes warnings that the risk of serious side effects, specifically cardiovascular events (like heart attack or stroke) and gastrointestinal events (like bleeding or ulceration), may increase with the duration of use. Regulatory information often includes language noting that the product should be used at the lowest effective amount for the shortest duration possible.


Q: Does Hedera interact with common over-the-counter pain relievers?

Official documents explicitly warn against the use of other salicylates or Aspirin at the same time, due to a risk of increased medicine concentration in the body. As Hedera belongs to the Non-steroidal Anti-inflammatory Drug (NSAID) class, warnings exist regarding the potential for cumulative gastrointestinal side effects when used alongside other NSAIDs.


Q: Is it true that Hedera is a natural product?

No. Official quick facts and classification documents consistently state that the active ingredient, Sodium Salicylate, is a chemically synthesized entity. It is categorized as a synthetic drug.


Q: Are there any known issues with taking Hedera before driving?

Official safety information lists certain side effects, such as dizziness, lethargy, or confusion. Official documents advise that, due to these potential side effects, caution may be necessary when operating machinery or driving.


Q: Can people with high blood pressure safely use Hedera?

Official warnings advise that NSAIDs like Hedera may cause the onset of new high blood pressure or potentially worsen pre-existing high blood pressure. Regulatory warnings suggest that individuals with this condition should use the drug with caution, and blood pressure monitoring may be necessary.


Q: What does official labeling say about Hedera's long-term safety?

Official labeling states that the risk of serious cardiovascular and gastrointestinal events may increase with the duration of use. Because of these documented risks, the official labeling includes statements that the drug should be used at the lowest effective amount for the shortest time necessary.


Q: Can Hedera be used by older adults?

Official safety statements indicate that older adults (age 60 and above) are noted to be at a greater risk for serious gastrointestinal adverse events, such as bleeding or ulceration. Conditional use and caution are officially advised for this population.


Q: Why is Hedera sometimes associated with coughs?

This association is a result of the confusion between the synthetic drug Hedera (Sodium Salicylate) and the herbal medicine Hedera helix (Ivy leaf). The herbal form is commonly used in products intended to treat coughs, whereas Hedera the drug is an NSAID.


Q: Has Hedera been studied in people with other chronic health conditions?

Official evidence summaries detail research regarding chronic inflammatory joint conditions, such as rheumatoid arthritis. However, the evidence overviews note that specific, large-scale modern trials focusing solely on Hedera (Sodium Salicylate) for a broader range of other chronic conditions are limited.


Q: Is Hedera available over-the-counter in some countries?

The active ingredient, Sodium Salicylate, belongs to the salicylate class of compounds, which has been reviewed by regulators for over-the-counter (OTC) availability. The specific marketing status of Hedera often depends on the individual country's regulatory decisions and the product's specific formulation.


Q: What are the mildest side effects reported for Hedera?

Official safety documents list the most common and frequently reported adverse reactions, which are typically considered less severe than rare complications. These common effects usually involve the gastrointestinal system and the ear, such as dyspepsia (upset stomach), nausea, vomiting, and tinnitus (ringing in the ears).


Q: Are there any restrictions on eating or drinking while using Hedera?

The oral form is officially recommended to be taken with food, milk, or a full glass of water. A major restriction documented in the official interactions is that the co-administration of Alcohol is noted as a risk factor for serious gastrointestinal bleeding.


Q: How does Hedera get absorbed by the body?

Official regulatory documents (Clinical Pharmacology/Pharmacokinetics) describe the compound as a weak acid that is absorbed through the gastrointestinal tract. The rate of absorption can be affected by the presence of food and the acidity level ( pH) of the environment.


Q: What are the limitations of the existing research evidence?

Official research overviews highlight several limitations, including a reliance on older studies and typically modest sample sizes in key trials. Furthermore, the evidence base is often established by research examining the entire salicylate family rather than dedicated, recent Hedera (Sodium Salicylate)-specific trials.

How should Hedera be stored and disposed of?

The storage and disposal of Hedera (Sodium Salicylate) must align with official labeling to ensure chemical integrity and public safety.

Storage Conditions

  • Temperature: Store at controlled room temperature, typically 15 C - 30 C (59 F - 86 F), with some liquid forms allowing brief excursions up to 40 C.
  • Protection: The product must be protected from light and moisture and stored in a dry place. It is important that some forms are explicitly not refrigerated or frozen.
  • Container: The container must be kept tightly closed when not in use.
  • Child Safety: All products must be kept out of the sight and reach of children and stored in a secured location (Store locked up).

Disposal Instructions

Discarding unused or expired product must be done at an approved waste disposal plant as per local regulations. The product should not be released into the environment or allowed to enter drains or sewage systems.

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

Available in countries:

Equivalent of Hedera found in:

A-Z Index: