Blaston

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Blaston

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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 Blaston

Property Description
Active ingredient Cinitapride (as Cinitapride hydrogen tartrate)
Form Tablet (Oral solution may also be available)
Pharmacological class Gastroprokinetic agent
General purpose Stimulates gastrointestinal motility
Origin Synthetic

What Type of Medicine is Blaston (Cinitapride)?

Blaston is a synthetic pharmaceutical preparation that belongs to the therapeutic category of gastroprokinetic agents. Its function is to specifically enhance and regulate the movement, or motility, of the gastrointestinal tract. The medicine is classified as a prescription-only medicine (Rx) and its identity is centered around a single active ingredient, Cinitapride. Chemically, Cinitapride is a substituted benzamide derivative, which provides a specific profile for modulating neurochemicals in the gut. Its application in managing motility issues distinguishes it as an agent specifically developed for this purpose.


Blaston Composition and Available Forms

The composition of Blaston is that of a single-active ingredient product (monotherapy), containing the substance Cinitapride, typically in the chemically stable salt form, Cinitapride hydrogen tartrate. This medicine is most commonly provided as tablets, constituting a solid pharmaceutical form intended for oral administration. The tablet includes the active substance combined with a solid formulation base of standard, inactive excipients necessary for stability and proper dissolution.


What is the General Purpose of Blaston?

The general purpose of Blaston is to systematically improve the function and efficiency of the upper digestive tract by actively stimulating gastrointestinal motility. As a gastroprokinetic agent, Blaston's core benefit is facilitating the correct and timely passage of contents from the stomach into the small intestine, a process referred to as enhancing gastric emptying. Cinitapride acts to reduce symptoms of impaired gastric emptying. This action addresses the mechanical root cause of discomfort in movement-related issues, making the medicine beneficial in managing conditions associated with sluggish or impaired digestive flow, such as generalized functional dyspepsia.

What side effects are possible with Blaston?

Possible Side Effects and Safety Information

The safety profile of Blaston (Cinitapride) is officially categorized by regulatory bodies based on the type and frequency of reported adverse reactions. The medicine is classified as a gastroprokinetic agent, and its safety characteristics are defined through specific physiological systems and population considerations.

Adverse reactions are officially grouped by the system-organ classes affected, including Nervous System Disorders (e.g., drowsiness and extrapyramidal reactions), Gastrointestinal Disorders (e.g., diarrhoea), Skin and Subcutaneous Tissue Disorders (e.g., rash and angioedema), and Reproductive System and Breast Disorders (e.g., gynaecomastia and galactorrhoea).

Classification Examples of Documented Reactions
Uncommon Drowsiness
Frequency Not Known Extrapyramidal reactions, Angioedema, Gynaecomastia

Clinically notable serious adverse reactions documented in regulatory sources include Extrapyramidal reactions (involuntary muscular movements) and Angioedema, a severe form of cutaneous swelling. It is noted that extrapyramidal effects typically resolve upon discontinuation of the medicine.

Safety constraints restrict the use of Cinitapride in certain conditions. It is contraindicated in patients with gastrointestinal conditions where stimulating motility would be harmful, such as haemorrhages, mechanical obstructions, or perforations. Furthermore, use in the paediatric population is not advised due to a lack of sufficient safety data. The risk of tardive dyskinesia is a specific concern for elderly patients receiving long-term treatment, a pattern explicitly noted in regulatory documents regarding exposure duration.

Overdose and Emergency Response

Overdose and when to seek help

This section describes the officially documented manifestations of Blaston (Cinitapride) overdose and the regulator-mandated actions required.

Documented Overdose Manifestations

Overdosage is formally documented in prescribing information to result primarily in the exaggeration of central nervous system (CNS) effects.

System Documented Clinical Signs
CNS Drowsiness and Confusion
Neurological Extrapyramidal Effects (e.g., muscle spasms in the face, neck, and tongue)

Required Emergency Actions

Immediate medical attention is required upon the suspicion of overdosage, especially if neurological symptoms such as extrapyramidal effects manifest. The official regulatory guidance mandates specific measures for managing excessive overdosage, including the discontinuation of treatment.

Management is primarily symptomatic and supportive. If symptoms persist, the official procedure includes performing gastric lavage. No specific antidote is known or documented in the regulatory labeling. However, to manage the extrapyramidal effects, the regulator specifies the administration of antiparkinsonian agents, anticholinergics, or antihistamines with anticholinergic properties.

Therapeutic Uses of Blaston

What Blaston Treats: Main Uses and Benefits

The medication is generally used across conditions presenting with episodic or fluctuating symptom patterns related to organ-specific functional stress. This medication is generally used in situations involving certain distressing symptoms, such as Gastroesophageal Reflux Disease (GERD), non-ulcer dyspepsia, and delayed gastric emptying, and is applied to manage gastrointestinal disorders linked to motility disturbances.

It is applied in clinical settings that involve recurrent symptoms of postprandial fullness, early satiety, and upper abdominal bloating. Blaston is considered relevant for easing symptoms that create noticeable physiological strain, which helps improve day-to-day comfort during symptomatic periods.

“The therapeutic strategy focuses on symptomatic support when symptoms create noticeable physiological strain.”

The medication is commonly used to help with these clusters of symptoms that appear suddenly or fluctuate, providing support that helps ease the overall symptom burden. It is relevant for managing conditions characterized by periods of heightened symptoms, including epigastric discomfort, nausea, and regurgitation. It offers symptomatic relief that helps patients cope more steadily with difficult episodes where symptoms may intensify temporarily.


Quick Fact: Symptomatic Support for Upper Abdominal Discomfort

Eligibility and Restrictions for Use

Who Can and Cannot Use Blaston (Cinitapride)?

Official regulatory documents define specific eligibility rules for the use of Cinitapride, which is generally established for the adult population.


Absolute Contraindications

Blaston must not be used by certain patient groups due to regulatory prohibition:

  • Patients with documented hypersensitivity to Cinitapride or its excipients.
  • Individuals with acute structural gastrointestinal issues, including gastrointestinal haemorrhages, mechanical obstructions, or perforations.
  • Patients with proven neuroleptic-induced tardive dyskinesia.

Restricted and Non-Recommended Use

Population Group Eligibility Status Rationale (Labeling Terminology)
Children and Adolescents Not advisable Lack of experience; safety and effectiveness not established.
Pregnant Women Not recommended Precautionary measure; prohibited in the first three months.
Lactating Women Not recommended Precautionary measure.
Older Adults Use with caution Increased risk of specific adverse effects.
Hepatic/Renal Impairment Use with caution Requires monitoring.

Use is also prohibited for individuals with hereditary galactose intolerance or similar metabolic disorders due to the presence of lactose in the tablet formulation.

What should I know about interactions with other medicines?

Blaston Interactions with other medicines and products

Pharmacodynamic and CNS Interactions

The official regulatory profile for Blaston (Cinitapride) documents several interaction patterns, primarily involving pharmacodynamic effects on the Central Nervous System (CNS). Co-administration with CNS depressants, including alcohol, tranquilizers, hypnotics, and narcotics, is noted to result in enhanced sedative effects. Similarly, Cinitapride enhances the effects of other antidopaminergic agents, such as phenothiazines and other dopamine antagonists, on the CNS. Conversely, the gastroprokinetic action of Cinitapride may be reduced by atropinic anticholinergics and opioid analgesics.


Pharmacokinetic Alterations and Metabolic Pathways

Cinitapride's prokinetic action can accelerate gastric emptying, potentially altering the absorption of other orally administered medicines. This is clinically relevant for certain co-administered drugs; for instance, it may decrease the effect of Digoxin by reducing its absorption rate. From a metabolic standpoint, Cinitapride is metabolized by the hepatic CYP3A4 enzyme system. The co-administration of significant inhibitors of this enzyme could alter Cinitapride's pharmacokinetics, potentially leading to increased systemic exposure. An interaction-related caution is documented for elderly patients, where the risk of extrapyramidal effects, such as tardive dyskinesia, may be increased.

Mechanism of Action

How Blaston (Cinitapride) Works

Cinitapride exerts a highly specific dual mechanism focused on modulating nerve signals that regulate muscle movement within the upper digestive tract. The molecule engages two distinct receptor types in the Enteric Nervous System (ENS): it acts as a partial agonist on the excitatory 5-HT4 receptors and as an antagonist (blocker) on the inhibitory Dopamine D2 receptors.

This simultaneous dual action leads directly to the augmentation of cholinergic signaling by promoting the release of the excitatory neurotransmitter, Acetylcholine (ACh), into the synaptic space. This surge in ACh is the key chemical step that translates the molecular interaction into a physiological response, resulting in augmented and more coordinated smooth muscle contractions in the stomach and upper intestine.

The enhanced, coordinated smooth muscle contraction is expressed physiologically as an acceleration of gastric emptying and an increase in Lower Esophageal Sphincter Pressure (LESP). This mechanism results in augmented propulsive movement within the proximal gastrointestinal segments, influencing the rate and coordination of transit.

Dosage and Administration Information

How Blaston is Used: Administration Guidelines

Blaston (Cinitapride) is prescribed for use via the oral route as a fixed-dose schedule, with specific timing required in relation to meals. The medicine is primarily available in a 1 mg tablet formulation, which defines the standard unit of administration.


Standard Adult Regimen and Timing

Administration is structured around a three times a day (t.i.d.) frequency. The standard adult regimen for those over 20 years of age is 1 mg per dose, resulting in a maximum total daily intake of 3 mg. This dosage is not advised to be exceeded, as no increased efficacy has been observed at higher doses.

Crucially, each 1 mg dose is typically taken approximately 15 minutes before each main meal (breakfast, lunch, and dinner). This specified timing ensures the medicine's presence during the peak phase of gastric activity.


Administration Constraints and Population Use

Parameter Instruction
Route of Administration Oral.
Preparation Requirement The tablet must be swallowed whole and should not be broken, crushed, or chewed.
Duration Principle Treatment may require a duration of at least 4 weeks to allow for proper clinical assessment of effect.
Pediatric Restriction Use is not advised in children and adolescents due to insufficient clinical experience in those under 18 or 20 years of age.

These instructions define the standardized daily administration and administration constraints.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Blaston (Cinitapride)

This overview describes the types of clinical studies that have been conducted for Blaston, the outcomes research has explored, and the areas where information is still limited, drawing on official regulatory and scientific literature.


Evidence for use in Functional Dyspepsia

Research exploring Blaston's role in Functional Dyspepsia (FD) has largely involved short-term Randomized Controlled Trials (RCTs). These studies monitored patient-reported outcomes describing perceived discomfort, such as early satiety and upper abdominal bloating, over periods typically lasting around four weeks. The trials research examined how symptoms evolved in the observed populations, comparing Blaston to placebo or other similar agents.

The findings describe patterns observed in the studies related to the change in symptom scores. Systematic reviews synthesizing data from multiple trials also contribute to the broader evidence landscape. Despite the available trials, long-term effects are not fully established, as follow-up durations were limited in most key studies, meaning results apply only to the populations studied in those regions.


Evidence for use in research exploring Gastric Motility and Emptying

Blaston was studied for its use in research exploring gastric motility, the physical movement of the stomach and small intestine. Research focused on smaller, focused functional studies that measured objective changes, such as the specific rate at which the stomach empties its contents, known as the gastric emptying half-time.

Studies reported measurements showing a measured change in the gastric emptying half-time following treatment in specific patient subgroups. This evidence contributes data on short-term changes in digestive function. However, the evidence structure here is less comprehensive than for general FD symptoms, and there is a lack of large, dedicated RCTs assessing the relationship between these observed functional changes and major long-term patient outcomes.


Research Gaps and Remaining Uncertainties

The evidence quality varies across studies, and findings were mixed in some systematic reviews, meaning certainty remains low for some aspects of use. One key limitation is that long-term effects are not fully established, as clinical trials often focused on immediate or short-term relief, and follow-up durations were limited. Additionally, the evidence describes group patterns, not the certainty of personal outcomes, highlighting that research provides context but cannot substitute for individual clinical assessment.

How should Blaston be stored and disposed of?

How to Store and Dispose of Blaston

Storage Conditions

Official labeling mandates that Blaston must be stored below 30 C to maintain its stability and preserve its labeled shelf life. It is required that the product be actively protected from sunlight and moisture, and kept away from excessive heat. To comply with these regulations, the medicine must remain in its original pack (such as the blister) until it is used. As a prescription drug, Blaston must always be stored out of the sight and reach of children.

Disposal Requirements

Expired or unused Blaston must be disposed of in accordance with local requirements for pharmaceutical waste. This instruction generally means the product should not be thrown into household trash or poured down a sink or toilet, as it could contaminate water supplies, unless specifically listed on the FDA's flush list. Consumers are advised to utilize official drug take-back programs.

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

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