Alco Plus

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Alco Plus

Method of action: Antitussive

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 Alco Plus

Property Description
Active Ingredients Brompheniramine Maleate, Pseudoephedrine Hydrochloride
Pharmacological Class Antihistamine and Sympathomimetic Combination
Form Oral Liquid (Syrup), Tablet, Capsule
Route of Administration Oral
Origin Synthetic chemical compounds

What Type of Medicine is Alco Plus? (Identity and Classification)

Alco Plus is defined as a fixed-dose combination product belonging to the pharmacological class of Antihistamine and Sympathomimetic medicines, which are synthetically derived for the effective relief of upper respiratory symptoms. This preparation strategically combines two distinct active ingredients to concurrently address both the allergic response and related physical congestion. The formulation is clinically recognized for its dual efficacy in managing these symptoms, ensuring that the effects of an antihistamine and a decongestant are delivered together. This specific pairing is also found in other well-known preparations such as Bromfed and Brovex.

Alco Plus: Composition and Available Forms (Ingredients and Presentation)

The two active ingredients in Alco Plus are Brompheniramine Maleate and Pseudoephedrine Hydrochloride. Brompheniramine Maleate is classified as a first-generation antihistamine, acting as an H1-receptor antagonist, while Pseudoephedrine Hydrochloride is a sympathomimetic amine. The medicine is administered via the oral route and is available in various dosage forms, including an oral liquid (syrup), as well as tablets or capsules, with some varieties offering extended-release characteristics. The oral liquid form is frequently utilized for patient groups that require ease of swallowing, establishing a distinct preference in its administration profile.

What is the General Purpose of This Combination? (Overarching Benefit)

The primary general purpose of Alco Plus is to provide comprehensive symptomatic relief for the discomfort associated with conditions such as hay fever or the common cold. Brompheniramine minimizes excessive secretions like a runny nose and watery eyes, which is a hallmark of histamine release. Concurrently, the Pseudoephedrine component acts as a vasoconstrictor to shrink swollen nasal passages. This class of sympathomimetic agents is used to reduce nasal congestion by stimulating alpha-adrenergic receptors. This combination offers a unified, research-supported approach to easing congestion and allergic irritation within the upper respiratory system.

Regulatory References

  1. National Library of Medicine (NLM)
  2. NIH MedlinePlus Drug Information

What side effects are possible with Alco Plus?

Alco Plus (disulfiram) has an officially documented safety profile characterized by the severe, life-threatening Disulfiram-Alcohol Reaction, which is triggered by the ingestion of any alcohol. Regulatory documents classify this reaction as a complex of symptoms including severe flushing, copious vomiting, hypotension, syncope, and potentially fatal cardiovascular events.

Documented Adverse Reactions and Organ Systems

The medicine is associated with risks of serious, delayed organ damage, particularly Hepatotoxicity. Regulatory labeling lists risks of severe, sometimes fatal, hepatic failure and various forms of hepatitis, which may develop even after many months of continuous therapy. Liver function tests are suggested at baseline and at regular intervals during treatment.

Adverse effects are also categorized across several other systems, including:

System-Organ Class Examples of Documented Effects
Nervous System Optic neuritis, peripheral neuropathy, and drowsiness
Psychiatric Psychotic reactions, depression, and reduced libido
Skin Allergic dermatitis and acneform eruptions
General Fatigability and a metallic or garlic-like aftertaste

Certain effects, such as a metallic aftertaste and mild drowsiness, are frequently described as transient and typically subside during the first two weeks of therapy. Other severe neurological effects, such as optic and peripheral neuritis, may have a delayed onset of several months.

Population-Specific Safety Statements

Safety is not established for the pediatric population. For older adults, caution is required in dose selection due to the greater likelihood of decreased hepatic, renal, or cardiac function. Use during pregnancy or lactation is constrained, as safe use has not been definitively established in these patient groups.

Overdose and Emergency Response

The official regulatory documentation on Alco Plus (Disulfiram) overdose establishes distinct risk scenarios and mandatory emergency actions. Overdose information is based strictly on label-derived descriptions of clinical presentation.

Documented Overdose Manifestations

Overdose involving Disulfiram alone is primarily associated with significant neurological toxicity. Officially documented manifestations include headache, confusion, lethargy, ataxia, seizures, and the potential for prolonged coma. Ingestion of 2.5 grams or more has been cited as a toxic dose, particularly in pediatric cases. The labeling also notes that chronic exposure to high amounts may lead to severe neurological conditions such as polyneuropathy.

Severe Outcomes and Urgent Medical Care

The most life-threatening consequences are linked to the Disulfiram-Alcohol Reaction. In these circumstances, the official label warns of critical events such as severe respiratory depression, cardiovascular collapse, cardiac arrhythmia, myocardial infarction, and sudden death. Immediate medical attention must be sought for any of these severe symptoms. Urgent medical care is also required for signs of collapse, difficulty breathing, or seizures.

As no specific antidote is known, the official management is symptomatic and supportive. Initial procedural steps may include gastric lavage and the administration of activated charcoal. Caution is required for patients with pre-existing heart failure or liver cirrhosis, and the severe reaction is officially documented to occur for up to two weeks after the last dose.

Therapeutic Uses of Alco Plus

Quick Facts: Uses and Benefits

  • Support for Abstinence: Helps individuals maintain non-drinking status.
  • Intervention Component: Supports behavioral change as part of a comprehensive program.
  • Deterrent: Promotes avoidance of alcohol consumption.

Alco Plus (generic name: disulfiram) is a prescription medication utilized in the treatment of chronic alcohol use disorder (AUD). Its primary therapeutic domain is to support patients who are motivated to sustain abstinence from alcohol. The medication is not a cure but functions as an aid in the recovery process.

It works by causing an adverse, unpleasant physical reaction when even small amounts of alcohol are consumed. This effect serves as a deterrent to drinking. The medication may be a beneficial component of a comprehensive treatment plan that includes counseling, behavioral therapies, and supportive measures, which is considered a highly effective approach for AUD.

Alco Plus is intended for use in individuals who have already stopped consuming alcohol and who are committed to avoiding it during treatment. It may help increase the likelihood of maintaining long-term recovery efforts when used consistently under the supervision of a healthcare professional.

Eligibility and Restrictions for Use

Who Can and Cannot Use Alco P Tablet (Aceclofenac/Paracetamol)

This eligibility profile is based strictly on the official regulatory documentation for the combination drug Alco P Tablet.

Populations Who Must NOT Use This Medicine (Contraindications)

Category Reason for Exclusion
Severe Organ Failure Severe hepatic failure, severe renal failure, or severe heart failure.
Hypersensitivity Known allergy to Aceclofenac, Paracetamol, excipients, or history of reactions (like asthma or rhinitis) to Aspirin or other NSAIDs.
Gastrointestinal Active or history of recurrent peptic ulceration or haemorrhage.
Pregnancy Last trimester due to risks to the fetus.

Populations Requiring Restricted or Conditional Use

Individuals in the following groups should use the medicine only with medical supervision and caution:

  • Pregnancy and Breastfeeding: Use during the first two trimesters and while breastfeeding is generally not recommended or should be avoided unless essential.
  • Children: Use is not recommended due to insufficient clinical data establishing safety and efficacy.
  • Elderly Patients: Increased risk of adverse effects, requiring the lowest effective dose and careful monitoring.
  • Mild-to-Moderate Organ Impairment: Requires close monitoring and possible dose adjustment in patients with non-severe liver or kidney problems.

What should I know about interactions with other medicines?

The official documentation for Alco Plus (Disulfiram) outlines specific drug-drug and drug-substance interaction patterns that define its regulatory use. The most critical interaction is a formal contraindication with alcohol (ethanol) and any alcohol-containing products, including topical applications and medicinal elixirs. This combination is strictly prohibited due to the induction of the severe Disulfiram-Alcohol Reaction. In alignment with this restriction, a mandatory time separation is required: a patient must have abstained from alcohol for a minimum of 12 hours before Disulfiram administration, and alcohol must be avoided for at least 14 days after treatment discontinuation, as the interaction risk persists.

Further drug-drug restrictions classify co-administration with Metronidazole and Paraldehyde as strictly contraindicated due to the risk of severe central nervous system effects, such as confusion or acute psychosis.

A second major interaction domain involves metabolic clearance inhibition. Disulfiram is documented to decrease the rate of hepatic metabolism for several co-administered medicines, resulting in increased plasma concentrations and the potential for clinical toxicity. This includes agents such as Phenytoin, oral anticoagulants like Warfarin, and the anti-tuberculosis agent Isoniazid, the combination with the latter also carrying a risk of additive neurotoxicity. Similar pharmacokinetic effects, specifically reduced plasma clearance, are documented with Theophylline and certain Benzodiazepines (e.g., Diazepam). Regulatory information also notes that interactions based on metabolism may be more significant in populations with reduced hepatic function.

Mechanism of Action

How Alco Plus Works: Mechanism of Action

The combined physiological action of Alco Plus results from the simultaneous modulation of two core pathways: the histaminergic response system and the local sympathetic vascular tone.

Modulating Histamine and Glandular Secretion

Brompheniramine operates by acting as an antagonist (or inverse agonist) at the Histamine H1 Receptors ( H1 R), stabilizing the receptor's inactive state and suppressing the activity of endogenous histamine. This antagonism inhibits the histamine-driven increase in capillary permeability and subsequent fluid leakage into the tissues. Concurrently, Brompheniramine's off-target action blocks muscarinic cholinergic receptors, decreasing the nervous system's drive to the exocrine glands. . The dual interaction modulates the secretory and permeability responses, resulting in a decrease in fluid output from the glands and a reduction in local tissue volume.

Activating Local Sympathetic Vasoconstriction

Pseudoephedrine engages the alpha1-adrenergic receptors (alpha1 R) found on the smooth muscle of blood vessels within the nasal mucosa. It activates these receptors both directly and indirectly by facilitating the release of stored norepinephrine. Activation of the alpha1 R cascade leads to the contraction of these blood vessels, a process known as vasoconstriction. This mechanism physically shrinks the engorged mucosal tissue, limiting blood flow to the area and reducing the volume of the tissue itself. This action modulates the local sympathetic vascular tone by increasing vasoconstriction within the targeted pathways.

Dosage and Administration Information

Official Administration Guidelines for Alco Plus (Disulfiram)

Alco Plus is administered via the oral route in tablet form, with official instructions establishing a two-phase dosing protocol: initiation and maintenance. The medication is used strictly as an adjunct to supportive and psychotherapeutic treatment.

The essential prerequisite for use is that administration must not occur until the patient has maintained abstinence from alcohol for at least 12 hours. The initial phase involves a single maximum daily dose of 500 mg for the first one to two weeks. This regimen then transitions to the average maintenance dose of 250 mg daily, which is drawn from the official range of 125 mg to 500 mg.

Dosing is always once daily, and while typically taken in the morning, the timing may be adjusted to bedtime if the patient experiences a sedative effect. The tablets can be crushed and mixed with liquids to assist in ingestion. Therapy requires uninterrupted daily administration and may continue for an extended period, determined by the managing physician. If a dose is missed, the patient must resume the regular schedule the following day and must not take a double dose. Dosing for older adults should generally favor the lower end of the established range.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Alco Plus

Alco Plus (Disulfiram) was studied for use as part of a comprehensive treatment plan for chronic alcohol use disorder (AUD). Studies help show what has been observed so far in formal clinical settings, and the findings describe group patterns, not personal outcomes.


Evidence for Use in Chronic Alcohol Use Disorder (AUD)

Alco Plus was studied in the clinical area of alcohol dependence. The evidence base includes a range of clinical trials, primarily Randomized Controlled Trials (RCTs) and Systematic Reviews that combine data from multiple trials. These studies were applied in research contexts involving patients motivated to sustain non-drinking status.

The outcomes measured in research included continuous abstinence from alcohol consumption and monitored outcomes such as the time elapsed until a patient returned to drinking and the total number of drinking days recorded.

Findings were mixed and sometimes showed high variability across studies. Evidence quality varies across studies, with some clinical trials being open-label (where treatment assignments were known) and others being blinded (where assignments were concealed). Data show patterns related to patient adherence that research explored.

Study Types and Measured Outcomes

Research in the area of AUD has primarily used controlled clinical trials where Alco Plus was evaluated against a comparison group, such as those receiving an inactive substance (placebo). These study designs help contextualize how patients reported their experience when the medicine was used.

Comparison to Other Pharmacotherapies and Placebo

In clinical trials, Alco Plus was observed in research scenarios alongside placebo and other existing treatments for AUD. These studies explored measured outcomes, including abstinence rates, between the various treatment and control groups. Research examined differences in measured outcomes when Alco Plus was administered in a supervised manner compared to unsupervised use.

Long-Term Studies and Follow-up

Follow-up durations in the evidence describing monitored outcomes were generally short. Research for short-term symptom changes, such as those lasting a few weeks, is available. Studies observing responses over defined time intervals have tracked patient progress for intermediate periods, with some research extending up to 12 months.

What is Still Uncertain About the Research Base

Evidence quality varies across studies, and findings were mixed in the research that examined continuous abstinence. Certainty remains low regarding the measured outcomes of Alco Plus when administration is unsupervised. More research is needed to address the inconsistency of findings across different trial designs.

Key Studies & References Treatment of Alcohol Use Disorder (National Institute on Alcohol Abuse and Alcoholism - NIH)

Frequently Asked Questions (FAQ)

Common questions about Alco Plus (FAQ)


Q: Does Alco Plus have a long-term effect or only when I'm taking it?

Official product information indicates that the physiological effects of the medicine related to the severe alcohol interaction may potentially be present for up to 14 days after the medicine is stopped. This time frame means the physiological activity of the medicine in the body can extend beyond the final dose.


Q: Is it true that Alco Plus can interact with common pain relievers?

Regulatory documents note that this medicine can slow down the way the body processes certain other medications, which could lead to increased concentrations of those drugs. The fact that documented interactions exist with specific types of medicines highlights why this information is included in the official labeling.


Q: Can Alco Plus affect how I feel when I drive or operate machinery?

Official labeling advises that the medicine can cause adverse effects like drowsiness and other nervous system changes. For this reason, official labeling recommends that activities requiring complete mental alertness, such as driving or operating machinery, should be approached with awareness of these risks.


Q: If I stop taking Alco Plus, do the benefits immediately disappear?

Information from official sources indicates that the physiological action of the drug relevant to the alcohol interaction may last for up to 1 to 2 weeks following the last administration. This time window is related to the physical presence of the medicine's effects in the body.


Q: What are the most commonly reported mild side effects of Alco Plus?

Regulatory adverse reaction lists describe certain effects, such as drowsiness, fatigue, and a metallic or garlic-like taste, as frequent. Official information notes that these effects have been observed as temporary in some patients and may subside within the first two weeks of treatment.


Q: Are there any known severe side effects that require immediate attention?

Official warnings describe the potential for severe, life-threatening events, particularly the unique reaction that occurs if alcohol is consumed. Additionally, regulatory documents warn of the risk of severe liver injury (hepatotoxicity), which can sometimes be fatal.


Q: Is Alco Plus safe to use for women who are planning pregnancy?

Official labeling states that the use of this medicine is generally not recommended during the first trimester of pregnancy. Regulatory documents state that use is generally reserved for situations where, by clinical assessment, the expected benefits are considered to justify the potential risks.


Q: Is it normal to feel tired or dizzy after starting Alco Plus?

The official adverse reaction profile includes reports of both drowsiness and fatigue as documented effects of the medicine. These are noted as possible experiences after beginning treatment.


Q: What is the expected duration of treatment with Alco Plus?

Official administration information indicates that the treatment is typically continued for an extended period, often for months or even years. This duration is intended to support the patient’s commitment to a sustained, non-drinking lifestyle, as outlined in the official prescribing context.


Q: How does official research describe the success rate of Alco Plus?

Official research descriptions note that clinical trials have evaluated outcomes such as the time elapsed before a patient returned to drinking and the rate of continuous non-drinking. Regulatory documents note that the findings from these studies have been mixed, and the evidence was examined in light of patient adherence to treatment.


Q: Are there any warnings about taking Alco Plus with other psychotropic medicines?

Official drug interaction sections include specific warnings regarding co-administration with other medicines that act on the central nervous system, sometimes called psychotropic agents. These warnings explicitly include certain types of medicines such as specific benzodiazepines.


Q: Are there any long-term health risks associated with Alco Plus use?

Regulatory documents warn of the potential for severe organ damage over time, including risks of liver failure (hepatotoxicity) and neurological effects. Some of these effects, such as optic and peripheral nerve changes, may have a delayed onset of several months.


Q: Is there a risk of interaction with cold or flu medications?

Regulatory warnings indicate that the use of any substance containing alcohol (ethanol), including those found in certain liquid cold and cough medications or topical preparations, must be avoided due to the potential for the severe Disulfiram-Alcohol Reaction.


Q: Are the side effects of Alco Plus common or rare?

Regulatory documents categorize adverse effects based on their frequency of occurrence in clinical trial data. These categories include descriptions such as 'frequent,' 'uncommon,' or 'rare' to indicate how often they were reported by patients.


Q: Is there a generic version of Alco Plus available?

Government drug registries, which list approved medications, confirm that generic versions of the active ingredient are available. This means the medicine is marketed under its chemical name as well as its brand name.


Q: Is Alco Plus a controlled substance?

According to regulatory authority drug registries in many jurisdictions, the active ingredient in this medicine is not typically classified as a controlled substance. Controlled substances are medicines that have specific restrictions on prescribing and dispensing.


Q: How long has Alco Plus been available to the public?

Official regulatory documentation contains historical records regarding the date of original approval for the active ingredient. These records help track when the medicine was first made available to the public.


Q: Can Alco Plus be taken with antacids or heartburn medicine?

Regulatory documents detailing drug interactions do not typically report significant documented interactions when this medicine is taken with common antacids or heartburn medicine.


Q: Can Alco Plus interact with medications for high blood pressure?

Warnings regarding the Disulfiram-Alcohol Reaction indicate potential for severe blood pressure changes (hypotension) and cardiovascular events, highlighting the importance of reviewing the official labeling when other cardiovascular medicines are used.


Q: Is Alco Plus metabolized by the liver?

Pharmacokinetic data within official regulatory documentation describes how the active ingredient is handled by the body. This information indicates that the drug is absorbed and rapidly metabolized, which is the process of breaking it down, primarily by the liver.


Q: Can Alco Plus cause weight changes?

The official adverse reaction lists do not typically list weight change as a primary side effect. However, these lists often include reports of changes to appetite or metabolism, which could indirectly relate to weight.

How should Alco Plus be stored and disposed of?

How to Store and Dispose of Alco Plus (Disulfiram)

Disulfiram tablets must be stored at controlled room temperature, maintained between 20 C and 25 C (68 F to 77 F), and must not exceed 25 C. The product must be protected from excessive heat and must be kept in its original, tightly closed, and light-resistant container.

Handling and Child Safety

Disulfiram must be stored out of the reach and sight of children. Patients taking this medication must also avoid exposure to ethylene dibromide or its vapors.

Official Disposal

Unused or expired tablets should be disposed of via an official drug take-back program or mail-back envelope. If take-back is unavailable, the tablets should be mixed with an undesirable substance, sealed, and placed in the household trash. The product must not be flushed down the toilet.

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

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