Tuscalman A

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Tuscalman A

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Medically reviewed

Marina Burgos

Last updated on 10/01/2026

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 Tuscalman A

Tuscalman A is a fixed-dose combination medication specifically defined by its dual action as an Expectorant and Antitussive Combination. This product is formulated to manage respiratory discomfort by simultaneously addressing both the accumulation of thick mucus and the intensity of the associated cough.

Property Description
Active Ingredients Guaifenesin and Noscapine
Form Typically formulated as Suppositories
Pharmacological Class Expectorant and Antitussive Combination
Common Purpose Symptomatic relief from congested chests and cough
Origin Semi-synthetic (Synthetic Guaifenesin and natural alkaloid Noscapine)

What Type of Medicine Is Tuscalman A?

Tuscalman A is an established combination product in some global markets, pairing the distinct actions of Guaifenesin and Noscapine. This specific combination is often clinically recognized for its ability to target the dual symptoms of a productive cough—that is, a cough accompanied by thick phlegm.

The expectorant component, Guaifenesin, is included in the U.S. FDA's over-the-counter (OTC) Monograph as a safe and effective expectorant for the symptomatic treatment of colds and stable chronic bronchitis. This component is recognized as useful for helping to loosen mucus and thin bronchial secretions.


Composition and Form: Dual Action Ingredients and Suppository Type

The active core features Guaifenesin, a synthetic mucoactive agent, and Noscapine, a centrally acting cough suppressant. Noscapine is a natural alkaloid—specifically a phthalideisoquinoline alkaloid—derived from the opium poppy (Papaver somniferum), although it is classified as a non-narcotic antitussive. This non-narcotic classification indicates that the cough suppression is achieved without the typical addictive properties associated with classical opioid agents.

A defining feature of Tuscalman A is its primary dosage form as suppositories, a solid preparation requiring rectal administration. This formulation method provides an alternative route of drug delivery when oral intake is contraindicated or difficult, contrasting with most common expectorant combinations.


The General Purpose of This Combination Therapy

The overall purpose of Tuscalman A is to enhance the patient's ability to clear mucus while controlling the frequency of irritating coughs. By thinning the sticky secretions, Guaifenesin helps prepare the airways for effective clearance. Simultaneously, Noscapine works on the cough center to reduce the intensity and frequency of the cough reflex, promoting comfort and rest for users experiencing significant respiratory congestion.

Regulatory References

  1. NIH Review of Guaifenesin

What side effects are possible with Tuscalman A?

Possible Side Effects and Safety Information

The safety profile for Tuscalman A, a combination of Guaifenesin and Noscapine, is categorized according to documented adverse reactions and specific safety constraints found in official government regulatory documents.


Documented Adverse Reactions and Frequency

Adverse reactions are formally grouped into physiological systems. Many effects are classified by regulatory authorities as Not Known (frequency cannot be estimated from available data) based on post-marketing surveillance. Documented effects may occur across the following System-Organ Classes:

  • Gastrointestinal Disorders: Reactions listed in regulatory documents include nausea, vomiting, diarrhoea, and abdominal pain.
  • Nervous System Disorders: Documented effects include headache and dizziness.
  • Immune System and Skin Disorders: These cover a range of hypersensitivity reactions, including rash, urticaria, and pruritus.

Serious Adverse Reactions

Regulatory documents list serious adverse reactions that are rare but clinically significant. These include a risk of Anaphylactic Reaction and Angioedema (swelling of the face, neck, or throat) which is associated with the histamine-releasing potential of Noscapine.


Population-Specific Cautions and Safety Constraints

The official label mandates specific cautions for certain populations. Safety considerations are advised for individuals with pre-existing severe hepatic impairment (liver) and severe renal impairment (kidney). Use during pregnancy (Category C) and lactation also requires caution as specified in regulatory texts.

Furthermore, the label includes restrictions and high-level notes:

  • The medicine is restricted from use in patients with known hypersensitivity to the active substances.
  • Guaifenesin may cause color interference with laboratory determinations of urinary 5-HIAA and VMA.
  • Certain effects, such as abdominal pain and headache, are documented to be transient and may manifest shortly after administration.

Overdose and Emergency Response

Tuscalman A Overdose and when to seek help

The official regulatory profile for Tuscalman A overdose (Guaifenesin and Noscapine) delineates specific manifestations and mandates immediate emergency action. Excessive ingestion may lead to documented clinical signs affecting the gastrointestinal system, including nausea, vomiting, abdominal pain, and general gastrointestinal discomfort. Central nervous system effects, such as drowsiness and lightheadedness, are also formally listed as associated with overdose exposure.

A serious physiological outcome documented in regulatory summaries is the potential for developing renal calculi (kidney stones) related to the Guaifenesin component when taken in excessive amounts. Due to this risk and the immediate CNS effects, regulatory authorities explicitly instruct individuals to seek immediate medical help or contact a Poison Control Center right away following any suspected overdose.

The necessary clinical management is defined as symptomatic and supportive. Regulatory documentation confirms that no specific antidote is known for the combination product. While no specific monitoring procedure is mandated, professional assessment and continuous observation may be required to track the progression of symptoms and ensure effective supportive care is provided, particularly to manage any escalating severity classification.

Therapeutic Uses of Tuscalman A

Quick Facts

  • Manages mild to moderate pain.
  • Provides symptomatic relief for fever.
  • Used for conditions associated with inflammation.

Therapeutic Indications for Tuscalman A

Tuscalman A is clinically indicated for the symptomatic relief of several common conditions. Its primary use is in the management of pain and fever.

Specifically, the compound is utilized to provide relief from mild to moderate pain across a range of circumstances, such as headaches, muscle aches, and dental discomfort. In addition to its pain-relieving action, Tuscalman A is also used to address febrile conditions, helping to reduce elevated body temperature.

The therapeutic profile of the compound extends to the treatment of conditions associated with inflammation, contributing to a reduction in swelling and tenderness. Its recognized effectiveness makes it a widely accepted option in the initial management of these symptoms.

Regulatory References

  1. EMA therapeutic overview

Eligibility and Restrictions for Use

Tuscalman A eligibility is strictly defined by regulatory documents based on the combined limitations of its active components.

Absolute Non-Eligibility (Contraindicated)

Tuscalman A is strictly Contraindicated for individuals with known hypersensitivity to Guaifenesin, Noscapine, or any excipient. Use is prohibited in pregnant individuals and in children under 30 months of age. Patients diagnosed with severe respiratory failure or those concurrently using Monoamine Oxidase Inhibitors (MAOIs) must not use this medicine according to the label.

Age and Condition Restrictions

The medicine is generally eligible for use by Adults and Adolescents (12 years of age and older). It is Not Recommended for self-medication in children under four years of age. Eligibility is conditional for patients with severe hepatic or renal impairment, as the medicine may require dose adjustment. Official labeling advises caution for elderly patients and individuals with conditions such as severe asthma, COPD, diabetes, glaucoma, or heart disorders. The safety of Tuscalman A during breastfeeding is not established, and regulatory guidance advises caution.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The official interaction profile for Tuscalman A (Noscapine/Guaifenesin) defines specific constraints on co-administration with other medicines and substances.

Contraindicated and Pharmacodynamic Interactions

Co-administration with Monoamine Oxidase Inhibitors (MAOIs) is strictly contraindicated due to the risk of severe reactions. Noscapine is also contraindicated for co-use with Morphine Agonists-Antagonists, as this combination may compromise the regulatory effect of both agents. Furthermore, concomitant use with alcohol or other centrally sedating substances, including hypnotics, may result in enhanced sedative effects, a documented pharmacodynamic interaction.

Pharmacokinetic Interactions and Exposure Risk

Noscapine is documented as an inhibitor of the metabolic enzymes CYP2C9 and CYP3A4. This pharmacokinetic inhibition can lead to increased systemic exposure of drugs metabolized by these pathways. Specifically, co-administration with Coumarin Anticoagulants (such as Warfarin, Acenocoumarol, or Phenprocoumon) may result in a significant increase in the anticoagulant effect, thereby elevating bleeding risk. Caution is also noted for use in patients with hepatic impairment, as reduced liver function may increase the risk of drug accumulation and exacerbate interaction severity.

Laboratory Test Interference

A procedural constraint exists for the Guaifenesin component: its metabolites may cause color interference with certain clinical laboratory determinations of urinary 5-hydroxyindoleacetic acid (5-HIAA) and vanillylmandelic acid (VMA), potentially yielding falsely elevated results.

Mechanism of Action

Tuscalman A is a fixed-dose combination drug containing Noscapine and Guaifenesin, which exert influence across two distinct mechanistic domains.


Central Cough Reflex Modulation

This domain centers on the action of Noscapine, which primarily targets the cough center in the brain's medulla oblongata. The drug engages mechanisms that influence sigma receptors to suppress the signaling sequence that initiates the cough reflex. This action modifies early molecular steps within the central nervous system, contributing to the dampening of neural signal transmission within the central reflex arc.


Airway Secretion Regulation

This mechanistic domain is governed by Guaifenesin, which supports the regulation of mucus viscosity and volume in the respiratory tract. It modifies the biochemical composition of secretions, increasing their hydration and reducing viscosity. This supports a transition toward a modulated state within the targeted pathways, leading to the mobilization of less viscous secretions and resulting in adjustments in airway fluid dynamics.

Dosage and Administration Information

How to Use Tuscalman A

Tuscalman A is administered based on specific instructions defined by its suppository formulation and intended use for short-term symptomatic relief of pain and fever.


Official Administration Guidelines

Feature Official Instruction
Route of administration Rectal administration only; the suppository is prohibited for oral intake.
Standard Dosing Schedule Single Adult Dose: 100 mg. Maximum Daily Dose: 400 mg over a 24-hour period.
Frequency and Interval Administered up to three times daily. Doses must be separated by a minimum interval of 8 hours.
Course Duration Use is limited to a maximum of 3 consecutive days for fever and 5 consecutive days for pain relief.
Older Adult Dosing The maximum daily dose is restricted to 200 mg per day.

Procedural Structure

The administration of Tuscalman A is independent of meal times and requires no preparation, such as dilution or mixing. The 100 mg suppository must be used intact and should not be crushed or broken. In cases of a missed dose, it may be administered when remembered, provided the minimum 8-hour interval is strictly maintained and the 400 mg daily ceiling is respected. The administration is typically patterned for intermittent, as-needed relief.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Tuscalman A


Evidence for Use in Cough and Congested Chests

The research exploring Tuscalman A has explored the components, Guaifenesin and Noscapine, in studies examining the dual symptoms of cough and thick mucus. Studies were used in research exploring how symptoms change over time in people with acute respiratory symptoms and those with stable chronic bronchitis. The core research design involves Randomized Controlled Trials (RCTs), where researchers compare the components to a dummy treatment (placebo) or similar medicines. These trials applied in studies examining patient-reported experiences by measuring patient-reported outcomes describing perceived discomfort, specifically recording changes in cough frequency, cough intensity, and difficulties with sleep disturbances.

What remains uncertain is the specific effect of the Guaifenesin and Noscapine pairing when administered together in the suppository form. Findings were mixed for the outcomes related to physical discomfort of certain components across all trials reviewed. Furthermore, evidence quality varies across studies, and comparative evidence is lacking between this specific combination and other tested agents.


Research Findings for Pain, Fever, and Inflammation

Research into Tuscalman A’s potential properties related to pain, fever, and inflammation is based on studies that was observed in some studies of its Noscapine component. These investigations were not large-scale human trials for the medicine's stated use, but rather pre-clinical studies (involving animal models and cell-based tests) and exploratory research using high doses of Noscapine. This research studies explored outcomes linked to inflammatory or irritative states by monitoring biomarkers and measuring outcomes related to physical discomfort in animal subjects.


Evidence Gaps and Areas for Future Research

The certainty remains low for the non-respiratory indications. There is a clear lack of human Randomized Controlled Trials (RCTs) using the standard Guaifenesin/Noscapine combination for these purposes. The research base is heavily reliant on pre-clinical data, and the Guaifenesin component has limited information regarding any role in pain or fever outcomes. The overall evidence landscape’s most significant gap is the lack of dedicated, high-quality RCTs evaluating the combined effect of Guaifenesin and Noscapine in the specific suppository formulation. Research provides context but not individual predictions and does not determine whether an individual will respond similarly to the group patterns observed in the studies.

Key Studies & References

  1. Long-Term Study of Extended-Release Guaifenesin Shows Symptom Relief in Stable Chronic Bronchitis Patients (GASP Study on Chronic Use, 12 weeks)
  2. The Noscapine Saga: Unravelling a Valuable Jewel from a Poppy Pod—Past, Present and Future (Review of properties, including secondary/off-label activities)

Frequently Asked Questions (FAQ)

Common questions about Tuscalman A (FAQ)


Q: Can I take Tuscalman A with other common over-the-counter (OTC) cold or flu medicines?

A: Official product information advises caution regarding co-administration with other medicines. Regulatory documents strictly prohibit taking Tuscalman A with alcohol or any other centrally sedating substances, such as hypnotics, due to the risk of enhanced sedative effects.

The ingredients of any co-administered OTC medicine should be reviewed for sedating agents. Patients may also consider discussing potential interactions with a healthcare professional before co-use, as one of the active ingredients may affect how other drugs are processed by the body.


Q: What happens if I accidentally take the suppository by mouth?

A: Regulatory instructions strictly state that the suppository must be used rectally only and is prohibited for oral intake. Accidental oral ingestion could lead to an overdose.

Symptoms documented in regulatory documents for an overdose of one of the active components (Noscapine) include serious central nervous system effects such as confusion, agitation, coma, respiratory failure, and seizures. If oral ingestion occurs, seeking immediate medical assistance is advised.


Q: What is the difference between the adult and older adult maximum daily doses?

A: The maximum recommended daily dose for older adults is lower than the standard adult maximum dose as specified in the official labeling. The regulatory guidance advises caution for elderly patients, which can result in dose restrictions.


Q: Is there a risk of dependency or withdrawal with Tuscalman A?

A: The active ingredient Noscapine is classified as a non-narcotic antitussive. This classification indicates that the cough suppression is achieved without the typical addictive properties associated with classical opioid agents.

However, official safety warnings may include information about its interaction with other agents, such as opioid medicines, which could cause an adverse reaction like withdrawal.


Q: Can I take this medication if I have a history of seizures or epilepsy?

A: A history of seizures or epilepsy is not listed as a specific contraindication in the official product information. However, the regulatory safety profile does document that seizures are a potential symptom that can occur in cases of drug overdose. Patients with a history of a seizure disorder may wish to speak with a healthcare professional regarding the use of centrally-acting medicines like Tuscalman A.


Q: What should I do if my child accidentally takes one of the suppositories?

A: Tuscalman A is prohibited for use in children under 30 months of age. If an accidental ingestion by a child occurs, regulatory guidance advises immediate contact with a poison control center or emergency medical services in your area.

How should Tuscalman A be stored and disposed of?

How to Store and Dispose of Tuscalman A?

This information is based on official regulatory requirements for safe drug storage and disposal.

Storage & Disposal Scope

Requirement Official Statement
Labeled Storage Temperature Store at Controlled Room Temperature, typically 20 C to 25 C (68 F to 77 F).
Light/Moisture Protection Keep product protected from excessive light and moisture.
Handling Requirements Do not freeze. Keep the product in the original, tightly closed container.
Child-Protection Storage Keep this medicine out of the sight and reach of children.
Disposal Instructions Dispose of unused or expired product via an official drug take-back program or follow any household disposal instructions provided by the drug regulatory label.
Environmental Rules Do not dispose of medicine in wastewater or household trash unless specifically authorized by the official package insert.

Connection to Profile

Official regulatory documents define storage constraints for Tuscalman A to maintain its stability, primarily by mandating a specific temperature range and protection from environmental factors like light. Disposal is restricted to methods that avoid environmental contamination, such as utilizing organized medicine collection sites.

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

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