Aquasec

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Aquasec

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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 Aquasec

Property Description
Active ingredient Racecadotril (INN)
Form Capsule, Granules/Powder for oral suspension
Pharmacological class Enkephalinase Inhibitor
General purpose Management of acute fluid loss (antisecretory action)
Origin Synthetic compound

Aquasec is the commercial name for a synthetic medicinal product whose active ingredient is Racecadotril, positioning it within the broad therapeutic class of antidiarrheal agents. Racecadotril is chemically designated as a prodrug that is administered via the oral route and rapidly metabolized into its active form, Thiorphan, within the body. This compound is a monotherapy product, meaning it contains Racecadotril as the single active constituent, and is available in several oral dosage forms, including capsule, granules for oral suspension, and powder for oral suspension formulations.

The Pharmacological Class and Unique Mechanism of Racecadotril

Racecadotril belongs to the highly specific pharmacological class of enkephalinase inhibitors, also accurately identified as Neprilysin inhibitors. This classification is central to its function, defining its mode of operation as the selective inhibition of the enzyme enkephalinase in the intestinal lining. Unlike antidiarrheal agents that work by slowing the gut's muscular movement, the mechanism of Racecadotril is distinctly antisecretory, meaning it reduces the excessive movement of water and electrolytes into the intestinal lumen. The reduction of stool water content through this mechanism is utilized in the management of acute diarrhea.

General Purpose: What Does Aquasec Help to Do?

The general therapeutic purpose of Aquasec is to manage the severe fluid hypersecretion that is characteristic of acute diarrhea, such as an episode of gastroenteritis. By achieving its antisecretory effect, the drug directly addresses the underlying fluid imbalance, which is the primary cause of watery stools, without influencing the basal functions or motility of the digestive tract. This specific action helps to decrease the overall volume and frequency of stools, providing targeted symptomatic relief.

Regulatory References

  1. Racecadotril Compound Summary (PubChem)

What side effects are possible with Aquasec?

Possible Side Effects and Safety Information

The regulatory safety profile for Aquasec (Racecadotril) is structured around classifying adverse reactions, primarily focusing on Skin and Subcutaneous Tissue Disorders and Immune System Disorders. Official documentation classifies the likelihood of reactions into several tiers:


Documented Adverse Reactions

Classification Examples of Officially Listed Reactions
Uncommon Headache, General Rash
Rare Urticaria (Hives), Pruritus (Itching), Erythema Multiforme
Very Rare / Not Known Angioedema, Severe Cutaneous Adverse Reactions (SCARs)*

Serious Adverse Reactions and Safety Constraints

The most clinically significant documented safety concern involves Serious Cutaneous Adverse Reactions (SCARs), which include conditions such as Stevens-Johnson Syndrome (SJS), Toxic Epidermal Necrolysis (TEN), and Angioedema (swelling of the face, tongue, or eyelids). These serious hypersensitivity events are classified as rare or very rare.

Official safety notes define limitations regarding the medicine’s use. Racecadotril is not recommended for patients with pre-existing severe renal or hepatic impairment due to the lack of sufficient safety data in these populations. Furthermore, use is generally restricted in individuals presenting with invasive diarrhea (indicated by high fever or blood in the stools) and in patients with certain hereditary sugar intolerances (such as fructose or sucrose intolerance), which relate to the product's excipients.

The regulatory profile also notes that serious hypersensitivity reactions may occur without prior warning and can appear after multiple doses of the medicine.

Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory documents provide specific information regarding overexposure to Aquasec (Racecadotril). The established overdose profile is characterized by the drug's low acute toxicity, which dictates the required emergency response.

Documented Manifestations and Toxicity Profile

Official labeling indicates that reported overdose cases have been sporadic and occurred without associated adverse events. Data from regulatory submissions confirm that administration of single doses of Racecadotril up to 2 g—an exposure level 20 times the maximum recommended therapeutic dose in adults—resulted in no harmful effects being described. This finding suggests a substantial margin of safety concerning acute overexposure. The overdose data regarding high-dose tolerance is specifically derived from studies conducted in adults.

Required Emergency Actions and Management

In the event of an overdose or accidental overexposure, official regulatory guidance mandates that management should follow recognised procedures for overdose. Urgent medical attention must be sought to determine the appropriate course of action based on the specific circumstances.

The label also states that no specific antidote has been identified for Racecadotril. Therefore, the management strategy relies on general supportive measures, focusing entirely on symptomatic and supportive treatment as part of the recognised procedures for overdose management.

Therapeutic Uses of Aquasec

Quick Facts

  • May be considered for the management of discomfort.
  • Is an option that may contribute to a reduction in swelling.
  • Used in therapeutic contexts to address elevated body temperature.

Aquasec is an established medication that may be utilized to address temporary discomfort and fever. It offers a measure of relief from pain associated with various conditions, helping to support patient comfort. It may contribute to a reduction in swelling and inflammation that occurs as part of the body's response to injury or illness.

In therapeutic practice, the medication may be considered for the management of pain and to address elevated body temperature as needed. It serves as an option for controlling symptoms related to short-term ailments. The medication is used to provide a beneficial effect across these domains.

Eligibility and Restrictions for Use

Eligibility for Aquasec (Racecadotril) — Official Regulatory Status

The official eligibility for Aquasec is defined by government regulatory authorities based on age, underlying conditions, and physiological status. The medicine is indicated for the symptomatic treatment of acute diarrhea.

Population Status Regulatory Classification Key Restriction
Eligible Age Groups Adults, Older Adults, Children/Infants ge 3 months Pediatric use (3+ months) must be alongside oral rehydration.
Contraindicated Groups Absolute Prohibition Infants less than 3 months old; known hypersensitivity to racecadotril; rare hereditary problems of galactose or fructose intolerance, or glucose-galactose malabsorption (due to excipients).
Conditional Use / Not Recommended Restricted Use Status Pregnancy and lactation (due to insufficient human data); patients with a history of ACE inhibitor-induced angioedema; diarrhea with fever or bloody stools; chronic diarrhea; antibiotic-associated diarrhea.
Organ Impairment Restricted Use Status Not recommended for patients with severe renal or hepatic impairment; use in adults with mild-to-moderate impairment requires caution.

The regulatory profile establishes that use is strictly contraindicated for certain populations, including all infants under three months of age and individuals with specific excipient-related intolerances. For all other eligible groups, such as adults and children over three months, the official label explicitly advises caution or prohibits use under specific clinical conditions, such as during pregnancy or when the patient has co-occurring severe organ failure.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The official interaction profile for Racecadotril is defined by a low potential for metabolic interference and a specific pharmacodynamic risk with certain cardiovascular medications. The documentation of this profile is based strictly on government regulatory analyses.

Metabolic and Pharmacokinetic Interactions

Racecadotril demonstrates a low risk for clinically significant pharmacokinetic interactions. Regulatory analysis confirms that neither the compound nor its active metabolite is known to inhibit or induce major Cytochrome P450 (CYP) enzymes, including CYP1A2, CYP2C9, CYP2C19, CYP2D6, and CYP3A4. Furthermore, the substance is documented not to induce UGT enzymes. Co-treatment with other antidiarrheal agents, such as Loperamide or Nifuroxazide, is documented not to modify the overall plasma exposure or kinetics of Racecadotril.

Pharmacodynamic Risk

Official labeling includes a specific caution regarding co-administration with Angiotensin-Converting Enzyme (ACE) Inhibitors, such as enalapril or captopril. Combining these medicines may increase the risk of angioedema; this is a documented pharmacodynamic interaction. No formal drug-drug contraindications are listed in the regulatory documents.

Interaction with Food

Co-administration with food affects the absorption characteristics of the medicine. While it does not alter the total bioavailability, administration with a meal delays the time required to reach peak plasma concentration (T max) of the active metabolite by approximately 60 to 90 minutes.

Mechanism of Action

How Aquasec Works: Mechanism of Action

The drug's action involves a specific molecular cascade that modulates intestinal ion and water transport and does not affect intestinal smooth muscle contraction.

Enzyme Inhibition and Endogenous Opioid Potentiation

The drug's action begins with its active metabolite, Thiorphan, which functions as a competitive inhibitor of the enzyme Enkephalinase (Neprilysin) found on the intestinal lining. This inhibition prevents the enzymatic degradation of the body's natural signaling molecules, endogenous enkephalins. By sustaining the presence of these mediators, the mechanism locally amplifies their concentration and prolongs their natural modulatory effect on the secretory cells.

Modulation of Intestinal Secretory Pathways

The potentiated enkephalins enhance the activation of local delta (delta)-Opioid Receptors on the enterocytes. This activation initiates a cellular cascade that inhibits Adenylyl Cyclase, thereby reducing the production of the signaling molecule cAMP (cyclic AMP). The lowered cAMP levels suppress the excessive opening of the apical chloride ( Cl^-) channels that drive fluid outflow. This sequence results in the suppression of the Cl^- efflux and corresponding water transport that characterizes hypersecretory states. This action is peripherally restricted and does not modulate intestinal motility.

Dosage and Administration Information

Administration Methods

Aquasec is typically administered according to the specific formulation provided, which may include oral or topical applications. The method of delivery is designed to ensure the active components are distributed effectively to the targeted areas of the body.

Preparation

Before use, it is important to ensure that the hands and the area of application are clean. If the product requires reconstitution or mixing, this should be performed until the solution or cream reaches a uniform consistency.

Application Process

  • Oral Formulations: These are generally swallowed with a sufficient amount of water. They may be taken with or without food, depending on individual digestive sensitivity.
  • Topical Formulations: A thin layer is applied to the affected area. It is usually recommended to rub the preparation gently into the skin until it is no longer visible.

Consistency and Routine

To maintain steady levels of the substance within the system, application or ingestion is typically performed at regular intervals. Establishing a routine, such as using the product at the same time each day, can help in maintaining this consistency. If a session is missed, the routine typically resumes with the next scheduled application rather than increasing the amount used.

Recent Clinical Evidence

Aquasec: Recent Clinical Evidence

Aquasec is a topical anticholinergic agent (glycopyrronium tosylate, GT) approved for the treatment of primary axillary hyperhidrosis in patients aged nine years and older. Its mechanism of action involves inhibiting acetylcholine at muscarinic receptors in the sweat glands, thereby reducing sweat production.


Efficacy and Outcomes

Clinical efficacy has been demonstrated in multiple Phase 3, randomized, double-blind, vehicle-controlled trials (e.g., ATMOS-1 and ATMOS-2), showing statistically significant improvements compared to a placebo vehicle.

Key findings include:

  • Reduction in Disease Severity: A statistically significant number of patients treated with GT achieved a clinically meaningful improvement in sweating severity, as measured by patient-reported outcome tools like the Axillary Sweating Daily Diary (ASDD).
  • Reduction in Sweat Production: Studies confirmed an objective and sustained reduction in the volume of gravimetrically measured sweat production at the axilla.
  • Improved Quality of Life: Patients reported substantial improvements in health-related quality of life and daily functioning, including a reduction in the bothersomeness and impact of excessive sweating.

Efficacy was observed as early as one week into treatment and was sustained over the long term in open-label extension studies for periods up to 44 weeks. In these long-term studies, over 60% of patients maintained a significant improvement in their Hyperhidrosis Disease Severity Scale (HDSS) score.


Safety and Tolerability

Aquasec was generally well-tolerated in both adult and pediatric patients. The most common adverse events reported were typical of anticholinergic activity, reflecting the drug's mechanism of action. These events were predominantly mild to moderate in severity and infrequently led to treatment discontinuation.

Common treatment-emergent adverse events included:

Adverse Event Classification
Dry mouth Anticholinergic
Application site pain or erythema Local Skin Reaction
Blurred vision or Mydriasis Anticholinergic

Long-term safety assessments showed a consistent safety profile, with no new safety signals emerging over extended periods of use.

Key Studies & References

  1. Long-term efficacy and safety of topical glycopyrronium tosylate for the treatment of primary axillary hyperhidrosis: Post hoc pediatric subgroup analysis from a 44-week open-label extension study.

Frequently Asked Questions (FAQ)

Common questions about Aquasec (FAQ)

Q: Does Aquasec affect sleep or energy levels?

Official product information notes that Aquasec may cause dizziness or drowsiness in some individuals. This is mentioned as a potential side effect. Due to this potential for dizziness or drowsiness, official information states that care should be taken when performing skilled tasks like driving or using machinery.

Q: Is it true that Aquasec can affect blood pressure?

The drug's primary action is not related to blood pressure regulation. However, official labeling includes a caution regarding its use with certain blood pressure medications, specifically ACE inhibitors. Official labeling includes a warning about the documented risk of angioedema (swelling of the face, tongue, or throat) when these medicines are used together.

Q: What is the difference between Aquasec and a diuretic?

Aquasec's action is defined by regulatory sources as antisecretory. This means it works by reducing the excessive movement of water and electrolytes into the intestine to control diarrhea. The medicine is not classified as a diuretic, as its action is on the intestines, not the kidneys.

Q: Is Aquasec available over the counter?

In many regulatory environments, the active ingredient in Aquasec (Racecadotril) is classified as a prescription-only medicine. This designation means it is not typically available for purchase without a prescription from a healthcare provider. The status of the medicine should be confirmed with local health authorities or a pharmacist.

Q: Does alcohol interact dangerously with Aquasec?

Official regulatory documents generally indicate that there is limited or no known clinical interaction between this medicine and alcohol when they are used together. This indicates that regulatory documents have not established a clinically significant safety concern when used together. If there are specific concerns, patients are encouraged to consult their doctor.

Q: What happens if I accidentally take two doses of Aquasec close together?

Official regulatory documents indicate that adults who have taken doses significantly higher than the therapeutic amount (up to 20 times the recommended dose) have generally done so without harmful effects being described. However, as with any medicine overdose, contact with a healthcare professional is recommended.

Q: Is it common to have nausea when first starting Aquasec?

Nausea is listed in the regulatory documents as a possible adverse reaction. It is officially categorized as an uncommon side effect. The categorization of uncommon means it is not expected to occur frequently.

Q: What is the required monitoring (blood tests, etc.) while on Aquasec?

For the treatment of acute diarrhea, the official labeling for Aquasec does not specify a requirement for routine blood tests or other extensive medical monitoring for most patients during the treatment course. The regulatory documents state that the patient response is observed during treatment.

Q: Does Aquasec affect birth control pills?

Regulatory analysis states that the medicine and its active metabolite do not significantly inhibit or induce major CYP enzymes in the body. This generally indicates a low potential for altering the effectiveness of oral contraceptive medications. Patients are encouraged to discuss all current medications and potential interactions with a healthcare professional.

How should Aquasec be stored and disposed of?

How to Store and Dispose of Aquasec (Racecadotril)

The storage and disposal instructions for Aquasec must strictly follow official regulatory labeling to ensure product stability and safety.

Storage Requirements

Aquasec generally does not require any special temperature storage conditions, allowing it to be kept at ambient room temperature, typically below 25°C or 30°C. To maintain product stability and the documented shelf-life, the medicine must be stored in its original sealed container or sachet, protecting the contents from external elements like moisture. As with all medications, Aquasec must be kept out of the sight and reach of children.

Disposal Instructions

Official disposal guidance states that unused or expired Aquasec should be discarded in accordance with local pharmaceutical waste requirements. To protect the environment, the medicine must not be disposed of via wastewater or household trash unless directed otherwise by a drug take-back program or local authorities.

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

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