Recessan

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Recessan

Method of action: Local Anesthetic, Venosclerosis

Treatment option:

Medically reviewed

Marina Burgos

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 Recessan

Property Description
Active ingredient Lauromacrogol 400 (Polidocanol)
Form Ointment (Salbe), Adhesive Topical Preparation
Pharmacological class Local Anesthetic, Surface-Active Antipruritic Agent
Common purpose Localized, temporary relief of pain and discomfort on the oral mucosa
Origin Synthetic derivative

What Type of Medicine is Recessan and What Does it Contain?

Recessan is classified as a topical local anesthetic and a surface-active antipruritic agent, serving as a monopreparation specifically formulated for surface use on the oral mucosa. The sole active ingredient is Lauromacrogol 400, which is the internationally recognized generic name for the compound also known as Polidocanol.

This drug’s identity is founded on its core pharmacological action: inducing a localized nerve pathway blockade. Lauromacrogol 400 is chemically a synthetic ethoxylated long-chain alcohol derivative. The topical application of Polidocanol is recognized for providing effective surface anesthesia. This confirms that the medicine primarily works by temporarily blocking pain signals directly at the point of application. Recessan is manufactured by Chemische Fabrik Kreussler & Co. GmbH and is generally positioned as an accessible, over-the-counter (OTC) solution for common oral discomfort.


What is Recessan Ointment Used For?

Recessan is prepared in the dosage form of an adhesive ointment (Salbe), designed for the topical route of administration to the interior of the mouth. The general purpose of this specific formulation is to provide localized, fast-acting, temporary relief from discomfort and pain.

A distinguishing feature is the adhesive ointment base, which is necessary for it to remain fixed to the moist tissue, such as the gums or palate, for sustained contact. This concentration ensures the Lauromacrogol 400 can exert its primary effect by creating a numbing effect locally, thus reducing the sensitivity of nerve endings to stimuli like pressure. The use of this preparation is centered around surface-level symptom relief via its localized desensitizing property. A typical use scenario involves application to gum irritation caused by new or ill-fitting dental prostheses.

What side effects are possible with Recessan?

Possible Side Effects and Safety Information

This section describes the officially documented adverse reactions and safety characteristics of Recessan (Lauromacrogol 400 topical ointment), based on government regulatory documents.


Adverse Reaction Scope and Classification

The safety profile for this topical preparation is primarily focused on hypersensitivity reactions to the active ingredient, Lauromacrogol 400 (Polidocanol), or the excipients. Such reactions can range from localized irritation to severe systemic events.

The most serious potential adverse reactions associated with the active substance, Polidocanol, are classified as Very Rare in regulatory documents. These include Anaphylactic shock (a severe, systemic allergic reaction) and Angioedema (localized swelling of the deep layers of the skin or mucous membranes). Localized reactions, such as allergic dermatitis, are also possible, though their precise frequency for the topical oral ointment is not formally established and is generally described as Frequency Not Known.

Safety Constraints and Considerations

Contraindication and Use Limitations

An essential constraint on the use of Recessan is that it must not be used by individuals with a known hypersensitivity or allergy to Lauromacrogol 400 or any of the inactive ingredients. Furthermore, the official labeling includes a high-level note regarding its concurrent use, stating that the ointment may increase the effect of other local anesthetics.

Population-Specific Data Gaps

Official regulatory documents indicate that the safety and effectiveness profile has not been established for several specific populations. Accordingly, use should be limited as safety data are insufficient for pregnant women, women who are breast-feeding, and pediatric patients.


The overall regulatory safety structure emphasizes that the primary risk is allergic in nature, which is formally addressed through a mandatory contraindication, while acknowledging the lack of established safety data for vulnerable patient groups.

Overdose and Emergency Response

Overdose and When to Seek Help

Overdose of Lauromacrogol 400 (Polidocanol), which may occur due to excessive topical use or accidental ingestion, can lead to documented manifestations of systemic local anesthetic toxicity. Initial signs often involve neurological symptoms, including dizziness, tremor, excitation, somnolence (drowsiness), and sensory disturbances like paresthesia or tinnitus.

More severe systemic overdose carries the documented risk of life-threatening complications affecting the cardiovascular and respiratory systems. These severe outcomes officially include hypotension, bradycardia, and the critical risk of respiratory arrest and cardiac arrest.

Required Emergency Action

Official guidance mandates that immediate medical attention must be sought for any suspected overdose scenario. You must contact emergency services immediately upon the development of severe systemic signs, such as convulsions, significant breathing difficulties, or any severe change in heart rhythm.

Management is officially defined as symptomatic and supportive treatment, focusing on maintaining vital functions and airway stability. Regulatory documentation notes that no specific antidote is known for Polidocanol overdose. Close clinical monitoring and prolonged observation in a medical setting are required to monitor for delayed toxicity.

Therapeutic Uses of Recessan

What Recessan Treats: Main Uses and Benefits

The application of the ointment formulation containing Polidocanol (Lauromacrogol 400) is used for symptomatic support in situations involving discomfort of the mouth lining. Polidocanol is generally classified as an antipruritic and local anesthetic component. Its application as an oral adhesive ointment is relevant for managing surface-level pain. The medication is commonly used to help with symptoms such as localized pressure pain from dental prostheses, soreness due to minor oral mucosal irritations, and discomfort associated with mild gingivitis or stomatitis.


Relief for Dental Prosthesis Irritation and Pressure Pain

The medication is commonly used in situations involving localized pressure pain and soreness caused by dental prostheses (dentures). It is applied across domains where additional symptomatic support is needed, such as during the initial adjustment phase for new dentures. The primary benefit is that it may assist with maintaining functional stability by providing a numbing effect that helps ease the overall symptom burden associated with mechanical irritation.


Symptomatic Support for Acute Localized Oral Discomfort

Recessan is also applicable in situations where symptom clusters may become intense or disruptive, especially for minor oral mucosal irritations. It is used for managing symptoms related to inflammatory or irritative states of the gums and mouth lining. Applied during phases of increased distress, it contributes to improved comfort during periods of heightened symptoms, and this relief supports the patient during difficult episodes by easing distress.


Relevant Symptom Context: Localized Oral Soreness The medication is relevant for managing mild to moderate localized pain, typically during acute phases of irritation, offering symptomatic support where symptoms are localized.

Regulatory References

  1. NIH MedlinePlus overview

Eligibility and Restrictions for Use

Who Can and Cannot Use Recessan?

Recessan is generally approved for use in the adult population for its labeled topical indications on the oral mucosa. The official eligibility profile is defined by specific, documented population restrictions.

Contraindicated Populations (Must Not Use)

The medicine is contraindicated and must not be used by patients with a known hypersensitivity (allergy) to the active substance, Lauromacrogol 400 (Polidocanol), or to any other excipient listed in the adhesive ointment formulation. This is an absolute prohibition stated in regulatory documents.

Restricted or Conditional Use

  • Pregnancy and Lactation: Use during pregnancy and breastfeeding is not recommended due to insufficient human data. The medicine is prohibited unless deemed clearly necessary by a medical professional following a thorough benefit-risk assessment.
  • Age-Related Eligibility: The product is generally intended for the general population. There is no explicit minimum age restriction formally documented in the contraindications, nor are there specific limitations for older adults.
  • Comorbidity Limitations: The regulatory labeling for this topical preparation does not list restrictions based on organ impairment, such as severe hepatic or renal disease, consistent with its low systemic absorption.

What should I know about interactions with other medicines?

Recessan Interactions with other medicines and products


Interaction Scope and Classification

The regulatory interaction profile for Recessan, containing the active substance Lauromacrogol 400 (Polidocanol), is characterized by the absence of formally documented interaction patterns. Authoritative prescribing information confirms that no known drug interactions have been established for this compound, and specific drug-drug interaction studies have not been performed according to government regulatory sources. Due to the formulation as a topical oral adhesive ointment, which results in minimal systemic absorption, no specific medicinal product categories or substances are formally listed as interacting with Recessan. This determination defines the regulatory structure concerning co-administration.


Formal Regulatory Status of Interaction Constraints

Because no known interactions are established, official regulatory documentation does not mandate specific interaction-related restrictions. This means there are no contraindicated combinations formally documented due to a drug-drug interaction risk, nor are there any requirements for dose separation or mandatory timing rules. Furthermore, the regulatory labeling does not cite any specific mechanistic basis for interaction, such as pharmacokinetic effects like CYP enzyme inhibition, transporter-mediated effects, or other actions that would formally alter exposure to the drug. Consequently, there are no documented interaction constraints concerning co-administration with food, alcohol, or herbal products. The regulatory status ensures that no population-specific notes regarding interaction severity are listed in the official documents.

Mechanism of Action

Localized Nerve Signal Blockade

The mechanism of Lauromacrogol 400 (Polidocanol) is centered on the inhibition of voltage-gated sodium channels ( Na^+ channels) within the membrane of peripheral sensory neurons. By stabilizing these channels in an inactivated state, the drug functionally arrests the flow of Na^+ ions, which prevents the nerve cell from generating an action potential (electrical signal). This direct molecular action immediately interrupts the afferent conduction of sensory input, leading to a localized functional arrest of somatic sensation.

Dual Action on Membrane Excitability

Beyond the specific ion channel inhibition, the drug features a secondary, non-specific effect through membrane stabilization. Its chemical structure allows it to physically integrate into the neuronal phospholipid bilayer, increasing the electrical threshold required to stimulate the nerve ending. This dual-action approach modifies the membrane function, influencing both nociceptive and pruriceptive signaling pathways at the application site in the oral mucosa.

Local Physiological Constraints

The functional capacity of this nerve blockade mechanism is physiologically constrained by the local environment. In areas of pronounced tissue acidosis, the drug's access to its intracellular target is hindered because the lowered pH increases the concentration of the ionized fraction, which struggles to penetrate the lipophilic nerve membrane. This limitation confines the mechanism to the superficial sensory nerve endings and outlines the physiological boundary of its activity in severely inflamed tissue.

Dosage and Administration Information

How Recessan is Used: Official Administration Guidelines

Recessan, containing Lauromacrogol 400 (Polidocanol 30 mg/g) in an adhesive ointment base, is intended for topical administration to the oral mucosa only. The medicine is designed for use only in adults aged 18 and older, as its safety and efficacy have not been established for pediatric patients.


Application and Frequency

Administration involves applying a measured amount of the ointment to the affected area. The standard dose is a pea-sized piece of the ointment. The recommended frequency of use is 3 to 5 times a day, distributed throughout the waking hours.


Administration Conditions

Proper use requires specific steps to ensure the topical preparation remains adhered to the moist oral tissue. The ointment should be applied lightly and must not be rubbed in. For use with new or ill-fitting dentures, the ointment is applied to the cleaned and just wet denture before insertion.

Following the application of the ointment, users are instructed to refrain from eating or drinking for 1 hour. This restriction is necessary to allow the preparation to establish an adhesive film on the application site.

If an application time is forgotten, the standard procedure is to continue the application as usual at the next scheduled time; a double amount should not be applied to compensate for the missed use. The use of this preparation is generally structured for short-term symptomatic management.

Recent Clinical Evidence

Recessan: Recent Clinical Evidence

Research has explored the use of this agent in chronic, moderate-to-severe pain, including its use in combination with an analgesic.

Research has explored the agent's effects on the central nervous system.


Efficacy in Chronic Pain

  • Monotherapy: One key trial, a Phase 3 study, examined the change in patient pain scores after 8 weeks. Research also examined the recorded use of rescue pain medication among participants.
  • Combination Therapy: The combination therapy was evaluated in patients with chronic pain. In one study, the combination was evaluated against monotherapy to compare recorded pain levels over 12 weeks.
  • Neuropathic Pain: Studies also examined outcomes compared to placebo in patients with neuropathic pain. Research has evaluated the incidence of reported adverse events during long-term use.

Special Populations and Study Tolerability

The agent's use was observed across studies, and research examined potential co-administration with other agents.

  • Elderly Patients: Studies examined the agent's use in the elderly. Researchers specifically evaluated results in this population compared to younger adults.
  • Liver Disease: However, research has examined the agent’s use in individuals with a history of liver disease. Researchers monitored liver function tests in these participants throughout the study duration.
  • Sleep Quality: A small study examined sleep quality in participants. The study included individuals with pain. The study explored whether this finding was related to changes in patient reports.

Overall, research evaluated the use of this agent in managing chronic pain, comparing the findings to existing treatments.

Frequently Asked Questions (FAQ)

Common questions about Recessan (FAQ)


Q: Can older adults (seniors) safely use Recessan?

Official product information describes Recessan as intended for use in adults aged 18 and over. Regulatory documents do not list any specific limitations or warnings concerning its use in older adults compared to other adult populations.

Q: Does Recessan interact with common vitamins?

Official regulatory documents state that no known drug interactions have been established for this medicine. Furthermore, there are no documented interaction constraints concerning co-administration with food or herbal products, which encompasses most common vitamins.

Q: Are there any dietary restrictions mentioned in the official documents for Recessan?

Official instructions indicate that users should refrain from eating or drinking for 1 hour immediately following application. This temporary restriction is described as necessary to allow the adhesive film to properly form on the oral mucosa.

Q: What are the ingredients listed in Recessan besides the active drug?

The active ingredient is Lauromacrogol 400 (Polidocanol). The other listed ingredients in the adhesive ointment formulation are: aluminium lactate, sodium alginate, saccharin sodium, titanium dioxide (E 171), white vaseline, and several essential oils (fennel, sage, star anise).

Q: Why do some people say Recessan didn't work for them?

Official product information regarding the drug's action notes a potential limitation related to the local environment. In areas of pronounced tissue acidosis (a low pH often associated with severe inflammation), the drug’s access to the sensory nerve target can potentially be hindered, which may affect the local numbing activity.

Q: Is it true that Recessan can make you feel sleepy?

Based on regulatory documents, sleepiness or drowsiness is not listed as an adverse reaction associated with this topical medication.

Q: How long does Recessan stay in your system after you stop taking it?

Official product information notes that due to its formulation as a topical adhesive ointment, the medication results in minimal systemic absorption. This indicates that minimal active substance enters the bloodstream, which limits its presence in the body beyond the application site.

Q: What is Recessan's safety classification regarding operating machinery?

The official labeling indicates that no special precautions are generally cited regarding the ability to drive or operate heavy machinery while using this product.

Q: Does Recessan affect fertility?

Regulatory documents state that the active ingredient, Polidocanol, does not interact with or affect male or female fertility.

How should Recessan be stored and disposed of?

How to Store and Dispose of Recessan Ointment

Official regulatory documents define specific conditions for storing and disposing of Recessan Ointment to ensure product stability and environmental safety.


Storage Requirements

The ointment must be stored at a temperature not above 25 C. The medicine must also be strictly kept out of the sight and reach of children, as required by official labeling.

Once the tube is first opened, the shelf life is limited to 6 months. The product must not be used after the expiry date printed on the outer carton.

Disposal Instructions

For environmental protection, the unused or expired product must not be disposed of in waste water or household waste. The official instruction requires patients to ask their pharmacist how to dispose of the medicine when it is no longer needed.

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

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