Neocitran

Quick links to important sections

Neocitran

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 Neocitran

Property Description
Active Ingredient Acetaminophen and Pseudoephedrine
Form Powder for Oral Solution (Hot Drink)
Pharmacological Class Analgesic/Antipyretic/Sympathomimetic Combination
Origin Synthetic Chemical Substances
Type Fixed-Dose Combination (FDC) Drug

Neocitran is a widely available over-the-counter (OTC) medicine classified as a Fixed-Dose Combination (FDC) drug, combining two distinct synthetic active ingredients: Acetaminophen and Pseudoephedrine. Its unique formulation as a powder for oral solution distinguishes it, as it is prepared as a hot beverage and administered via the oral route. This specific delivery method is often favored for providing a simultaneous soothing sensation and reliable systemic delivery of the active components.

What Type of Medicine is Neocitran?

Neocitran belongs to the pharmacological class of upper respiratory combinations, specifically categorized as an Analgesic/Decongestant Combo. This architecture provides a dual therapeutic effect, addressing multiple symptoms within a single medicine. FDC products for cold and flu symptoms are structured to simplify dosing for the patient, which can help improve compliance. This structure enhances the practical application of the medicine during times of illness.

What Active Ingredients Does Neocitran Contain?

The medicine contains the active ingredients Acetaminophen (a non-opioid analgesic and antipyretic) and Pseudoephedrine (a sympathomimetic agent) at defined fixed ratios. Acetaminophen is clinically recognized for its role in modulating pain signals and regulating elevated body temperature. Concurrently, Pseudoephedrine is included to act as a systemic decongestant, supporting the relief of nasal and sinus blockage. Pseudoephedrine is intended for the temporary relief of congestion due to the common cold.

What is the General Purpose of This Combination Drug?

The general purpose of this combination structure is to provide synergistic symptomatic relief by concurrently addressing two primary categories of discomfort during a respiratory illness. The formulation targets generalized physical aches and fever alongside the distress of blocked nasal passages. This dual-action design serves to manage the overall systemic and localized discomfort experienced by the patient.

Regulatory References

  1. FDA Pseudoephedrine Label (DailyMed)

What side effects are possible with Neocitran?

Possible Side Effects and Safety Information

The safety profile for Neocitran is primarily governed by its active ingredients, which typically include Acetaminophen (a pain reliever/fever reducer) and Sympathomimetics like Phenylephrine (a decongestant), sometimes combined with Dextromethorphan (a cough suppressant) or an antihistamine.

Serious Adverse Reactions and Key Warnings

Liver Damage (Hepatotoxicity): A major regulatory warning is associated with the Acetaminophen component. Severe or possibly fatal liver damage can occur if the recommended dose is exceeded in a 24-hour period, if taken with other Acetaminophen-containing products, or if consumed while drinking three or more alcoholic drinks daily. Symptoms of liver damage may include dark urine, jaundice, or unusual tiredness.

Severe Skin Reactions: Acetaminophen may rarely cause serious, potentially fatal skin reactions, such as skin reddening, blisters, or rash (e.g., Stevens-Johnson syndrome). Use must be stopped immediately if a skin reaction occurs.

Drug Interactions: The product is contraindicated with the concurrent use of, or within two weeks after stopping, a Monoamine Oxidase Inhibitor (MAOI), due to the risk of serious, sometimes fatal, drug interactions including Serotonin Syndrome. Cardiovascular risks (e.g., increased blood pressure, tachycardia) may increase when the sympathomimetic component is used at high dosages or in susceptible patients.

Common Adverse Reactions

Commonly reported side effects affecting the nervous, cardiovascular, and gastrointestinal systems include dizziness, mild headache, drowsiness, insomnia (sleep problems), restlessness, increased heart rate, and gastrointestinal issues such as dry mouth or upset stomach. Drowsiness, if present, may be intensified by alcohol, sedatives, or tranquilizers.

Population-Specific Safety Notes

Patients with pre-existing conditions such as heart disease, high blood pressure, diabetes, thyroid disease, or liver/kidney impairment are advised to consult a healthcare professional before use. The product is not recommended for children under 12 years of age for many formulations. Excitability has been reported, particularly in children.

Overdose and Emergency Response

Neocitran contains acetaminophen (a pain reliever and fever reducer) and phenylephrine (a decongestant). An overdose can cause serious harm, primarily due to the acetaminophen component, which can lead to severe and potentially fatal liver damage.

Symptoms of Overdose

Initial symptoms of acetaminophen overdose may be delayed by up to 24 hours and can be vague, sometimes mimicking cold or flu. Later, more severe signs develop. Phenylephrine overdose typically affects the cardiovascular system.

Active Ingredient Common Overdose Symptoms
Acetaminophen Nausea, vomiting, loss of appetite, stomach pain (especially upper right side), confusion, and jaundice (yellowing of skin/eyes).
Phenylephrine Rapid increase in blood pressure, headache, pounding heart, nervousness, and vomiting.

When to Seek Help

Immediately seek emergency medical attention if you suspect that you or someone else has taken more than the recommended dose of Neocitran, even if no symptoms are present. Early intervention is critical for effective treatment, especially for acetaminophen overdose, which often requires administering an antidote such as N-acetylcysteine (NAC) within eight hours of ingestion to prevent permanent liver injury. Contact your local emergency services or a poison control center right away.

Therapeutic Uses of Neocitran

The Neocitran formulation (an analgesic, an antipyretic, and a systemic decongestant) is commonly used across conditions presenting with acute or disruptive episodes, such as the common cold and influenza (flu). It is considered relevant for supportive symptom management that helps reduce the overall symptom burden. The decongestant component is relevant for easing congestion associated with colds, hay fever, and allergies.

The medicine is applied in addressing two main symptom clusters: symptoms related to systemic imbalance, encompassing minor body aches, headache, chills, and fever, and symptoms of increased physiological activity, specifically nasal congestion and sinus pressure. This combination provides support that helps ease the overall impact of both widespread and localized manifestations.

“This approach is relevant in clinical settings where patients experience simultaneous systemic and localized discomfort during an acute episode.”

Key Facts: Symptom Cluster Management

Symptom Domain Therapeutic Benefit
Systemic Pain/Fever Helps reduce fever and assists with easing body aches.
Nasal/Sinus Blockage Supports clearing of nasal passages and assists with easing sinus pressure.

Regulatory References

  1. Pseudoephedrine: MedlinePlus Drug Information

Eligibility and Restrictions for Use

The official regulatory profile for Neocitran (Acetaminophen and Pseudoephedrine) defines strict population eligibility rules, with use permitted for adults and children 12 years and over. Use is prohibited for children under 12 years of age.

Absolute Contraindications

The medicine must not be used by patients with certain high-risk conditions, primarily due to the active ingredients. This includes:

Contraindication
Current use or use within 14 days of stopping a Monoamine Oxidase Inhibitor (MAOI).
Severe or uncontrolled hypertension or severe coronary artery disease.
Severe hepatic impairment or severe active liver disease.
Known hypersensitivity to Acetaminophen, Pseudoephedrine, or any excipient.

Conditional Use and Restrictions

Patients with pre-existing chronic conditions are officially advised to ask a health professional before use. These conditions include controlled high blood pressure, heart disease, thyroid disease, diabetes, glaucoma, kidney disease, or difficulty urinating, such as from an enlarged prostate gland. Furthermore, individuals who consume three or more alcoholic drinks daily must seek advice due to the risk of liver damage from the Acetaminophen component. Pregnant and breastfeeding patients are also directed to consult a health professional prior to use.

What should I know about interactions with other medicines?

The official interaction profile for this combination is defined by constraints related to both active ingredients, as specified in government regulatory labels.

Contraindicated Combinations and Mandatory Separation

Co-administration with Monoamine Oxidase Inhibitors (MAOIs) is formally contraindicated due to the high risk of severe hypertensive crisis resulting from the pseudoephedrine component. A mandatory wash-out period of at least 14 days is required after discontinuing MAOI therapy before initiating this medicine. Other vasoconstrictive agents, such as Ergot Derivatives (e.g., Ergotamine), are also contraindicated, as they may enhance the pressor response of pseudoephedrine.

Pharmacodynamic and Metabolic Interactions

Official warnings restrict co-administration with other Sympathomimetic Amines or Tricyclic Antidepressants (TCAs), as these combinations create an additive pharmacodynamic effect, increasing the risk of elevated blood pressure and heart rate. Further restrictions apply to the acetaminophen component: the co-consumption of Alcohol (Ethanol) is documented as a major risk, as chronic use can induce hepatic enzymes, officially leading to increased exposure to the hepatotoxic metabolite and subsequent risk of severe liver injury.

Exposure-Altering Substances

Substances that officially alter urinary pH (urinary alkalinizers like Sodium Bicarbonate and Acetazolamide) are documented to decrease the elimination rate of pseudoephedrine by enhancing its tubular reabsorption, potentially increasing its plasma concentration. The combination is also restricted from use with any other medicine containing Acetaminophen to avoid exceeding the maximum daily dose as stated in regulatory labels.

Population-Specific Notes

The acetaminophen component is formally contraindicated in populations with Severe Hepatic Impairment or Severe Active Liver Disease, as the interaction risk for liver injury is officially documented to be heightened.

Mechanism of Action

Central Modulation of Pain and Temperature

This component acts within domains involving enzyme-mediated signaling by inhibiting cyclooxygenase (COX) enzymes primarily in the Central Nervous System. This process limits the formation of prostaglandins, key chemical mediators, thereby lowering the elevated thermoregulatory set-point in the hypothalamus and diminishing nociceptive pathway activity.


Targeted Vascular Constriction for Nasal Patency

This mechanism is relevant in systems where targeted pathway adjustment is required, involving the direct activation of Alpha-1 adrenergic receptors (alpha1) on blood vessel walls. This activation initiates a molecular cascade that leads to vasoconstriction, which targets the microvasculature within the nasal mucosa and sinuses. This vasoconstriction decreases transcapillary fluid leakage and reduces the thickness of the nasal mucosa, resulting in an increase in nasal airflow patency.


H1 Receptor Blockade for Secretion Control

This mechanistic domain involves receptor-mediated signaling where the drug acts as a competitive antagonist at Histamine-1 ( H1) receptors. By occupying these receptors, the competitive antagonism blocks histamine-mediated effects, thereby decreasing mucosal glandular activity and limiting the stimulation of peripheral sensory nerve endings.

Dosage and Administration Information

Official Administration Guidelines

The use of Neocitran powder for oral solution is governed by the approved dosing instructions. The medicine is a non-prescription (OTC) fixed-dose combination and is administered via the oral route as a hot beverage.

Dosing and Frequency

Population Single Dose (Unit) Minimum Interval 24-Hour Maximum
Adults (ge 12 years) One Pouch 4 hours 4 Pouches
Children under 12 Do Not Use N/A N/A

This regimen is based on the single-unit dose of the powder, which typically contains 650 mg of Acetaminophen per sachet in various formulations.

Preparation and Administration

  1. Reconstitution: The entire contents of one single-dose pouch must be fully dissolved into 225 mL (approximately one cup) of boiling water before ingestion, as directed in the product labeling.
  2. Timing: The solution may be administered with or without food.
  3. Use Pattern: The medicine is intended for as-needed (PRN) use and must not be taken more frequently than the minimum stated interval of 4 hours.

These guidelines define the standardized protocol for the proper preparation and administration of the medicine, ensuring adherence to the fixed unit dose and frequency limits established for the product.

Recent Clinical Evidence

Overview of Combination Studies

Neocitran is a fixed-dose combination product containing acetaminophen (a pain reliever/fever reducer), phenylephrine (a nasal decongestant), and often pheniramine maleate (an antihistamine). Clinical research focuses on the contribution of each active ingredient to overall symptom relief.

Studies have been conducted to evaluate the efficacy of the combination product in managing a range of common cold and flu-like symptoms, including fever, headache, body aches, and nasal congestion. Clinical data suggests that combination products, particularly those including an analgesic and an antihistamine, may offer some general benefit in relieving multiple symptoms in adults.


Efficacy of Active Ingredients

  • Acetaminophen: Multiple randomized controlled trials support the role of acetaminophen in reducing fever and alleviating minor aches and pains associated with colds and flu. Its effect is generally undisputed across regulatory reviews.
  • Oral Phenylephrine: Recent analyses and regulatory reviews have re-evaluated the efficacy of oral phenylephrine as a nasal decongestant. The consensus across newer studies and advisory committee findings is that oral phenylephrine, at the standard non-prescription doses, does not relieve nasal congestion more effectively than a placebo. This re-evaluation does not pertain to the efficacy of the other ingredients in the combination.

Safety and Pharmacokinetic Considerations

Studies evaluating the pharmacokinetics of the combination have found that co-administration of acetaminophen with phenylephrine may increase the plasma concentration of phenylephrine. While this interaction has not been consistently associated with significant adverse effects in healthy volunteers, it was considered a factor for observation in study protocols involving participants with pre-existing conditions like hypertension or heart disease, due to the potential for increased cardiovascular effects from the decongestant component.

Frequently Asked Questions (FAQ)

Common questions about Neocitran (FAQ)

Q: Is Neocitran the same as Tylenol?

A: Neocitran is described in official product documents as a fixed-dose combination medicine. This means it contains more than one active ingredient, including Acetaminophen (the active ingredient in Tylenol), alongside other components like a decongestant. Therefore, while it shares an ingredient with Tylenol, Neocitran is a multi-ingredient product.

Q: How long can the effects of Neocitran be expected to last?

A: Regulatory documents state that the minimum interval required between doses is 4 hours. This interval suggests that the drug is intended to provide symptomatic relief that lasts through this period. For details on the frequency of use, official dosing guidelines should be referenced.

Q: Does taking Neocitran cause drowsiness or make you sleepy?

A: The official product information for certain formulations, often labeled as 'Nighttime' formulas, explicitly states that drowsiness may occur. These versions typically contain an antihistamine ingredient. Official product labeling for these versions typically includes a caution regarding activities that require alertness, such as driving or operating machinery.

Q: Can Neocitran be taken during the daytime?

A: Yes, regulatory product listings confirm that specific formulas are marketed for daytime use. These versions are generally labeled as 'Day' or 'Non-Drowsy' to provide relief without the sedation associated with the nighttime ingredients.

Q: Are there different versions of Neocitran available, like a day-only or night-only formula?

A: Official product information, as confirmed by regulatory product listings, verifies the existence of different formulations. These distinct products are specifically labeled as Day (Non-Drowsy) and Night formulas to assist users in selecting the appropriate medicine based on the time of use and desired effects.

Q: Can Neocitran be used for pain that isn't related to cold or flu?

A: The Acetaminophen component is widely used for pain relief. However, the official indications for use describe the drug's purpose as temporary relief of cold and flu symptoms, which typically includes associated aches and fever. The medicine is approved for this specific combination of symptoms.

Q: Is Neocitran suitable for people with diabetes?

A: Regulatory labeling advises that patients with certain pre-existing chronic conditions, including diabetes, are in a group who should consult a healthcare professional before using the product. This recommendation is a precautionary measure based on the official warnings for the active ingredients.

Q: Has Neocitran been studied in pregnant women?

A: Due to a lack of adequate data or potential risks, official labeling directs pregnant patients to ask a health professional before use. This instruction highlights the need for a professional review before use, as is standard when specific, adequate studies in pregnancy are not established.

Q: How does Neocitran differ from other multi-symptom cold medicines?

A: Official product documents characterize Neocitran by its form: it is a unique powder for oral solution that is prepared and administered as a hot beverage. This delivery method is one of the features that officially distinguishes it from other multi-symptom cold medicines that come in pill or liquid syrup forms.

Q: Can Neocitran affect my ability to drive or operate machinery?

A: The official label for formulations that may cause drowsiness (e.g., Nighttime versions) explicitly includes the caution: do not drive or engage in activities requiring alertness. Users should review the product packaging to determine if the specific formula is non-drowsy.

Q: How can I tell the difference between the 'day' and 'night' formulas?

A: The difference is made clear directly on the product's official packaging and labeling. Specific formulas are named or clearly labeled as 'Day' (Non-Drowsy) and 'Night' to ensure patient awareness of the different ingredient combinations.

Q: What kind of evidence is available for Neocitran in pediatric use (if applicable)?

A: Regulatory documents from health authorities are clear on eligibility, stating that the product is prohibited for use in children under 12 years of age. This restriction is based on the official safety review of the combination and the defined fixed-dose strength.

Q: Is Neocitran considered an anti-inflammatory drug?

A: The primary pain-relieving ingredient in Neocitran, Acetaminophen, is officially classified as an analgesic (pain reliever) and an antipyretic (fever reducer). In regulatory contexts, Acetaminophen is not generally considered a nonsteroidal anti-inflammatory drug (NSAID) like ibuprofen or naproxen.

Q: What does it mean if an official document describes Neocitran as an 'antipyretic'?

A: The official classification of a component as an antipyretic means that it is intended to function by working to lower an elevated body temperature, which is commonly known as fever. This description is used in regulatory documents to define one of the medicine's core actions.

Q: Is there information about using Neocitran while breastfeeding?

A: Official labeling directs breastfeeding patients to ask a health professional before use. This instruction is given due to a lack of adequate data or potential concerns regarding the excretion of the drug's components into breastmilk, indicating the need for a professional review before use.

Q: What is the maximum number of days Neocitran is typically recommended for use?

A: Regulatory labels commonly include a warning to stop use and consult a healthcare provider if symptoms last longer than a specific period. This 'stop use' instruction, often set at 7 days for cold symptoms or 5 days for pain, is included in official labels to emphasize short-term use.

Q: Where can I find the official regulatory information for Neocitran?

A: Official, government-run product information is publicly available through national drug databases. Examples include the Health Canada Drug and Health Products Portal or the FDA DailyMed/Drugs@FDA database, which list approved product details and labeling.

Q: Do studies support the combination of ingredients used in Neocitran?

A: The regulatory approval of the product as a fixed-dose combination (FDC) indicates that the evidence was deemed sufficient by health authorities to support the use of the combination for the claimed indications. This process is documented in product review summaries.

Q: Is there a risk of overdose with Neocitran?

A: Official regulatory warnings clearly state that severe or possibly fatal liver damage can occur if the recommended dose is exceeded in a 24-hour period. This potential risk associated with the Acetaminophen component is the primary safety constraint related to exceeding the labeled limit.

Q: Does Neocitran help with headaches?

A: Yes, official product claims on various formulations explicitly list the temporary relief of headache as one of the intended uses. This effect is attributed to the analgesic component of the combination drug.

Q: Is there a link between Neocitran and anxiety?

A: Common side effect listings for the decongestant ingredient often include Central Nervous System (CNS) effects such as nervousness, restlessness, or excitability. Patients who are sensitive to stimulants should review the product warnings with a healthcare professional.

Q: Why do some versions of Neocitran list a decongestant ingredient?

A: Official labels clearly indicate that the decongestant component, such as Phenylephrine or Pseudoephedrine, is included to provide relief from upper respiratory symptoms, specifically targeting nasal and sinus congestion. This dual action addresses multiple symptoms of a cold or flu.

Q: Can people who are sensitive to stimulants use all versions of Neocitran?

A: Due to the potential for the component to increase heart rate or blood pressure, official warnings advise caution for patients with pre-existing conditions like heart disease or high blood pressure. These warnings indicate that patients sensitive to stimulants should seek professional advice before use.

Q: What studies have been done on Neocitran for flu symptoms specifically?

A: Regulatory product listings for specific formulations are reviewed for efficacy against the symptoms associated with the flu. These formulations are sometimes labeled as being for 'Total Flu' or for the relief of general 'Flu-like symptoms', as noted in official indications.

Q: What are the main components of Neocitran that treat congestion?

A: Official product labels explicitly identify the active decongestant ingredient, such as Phenylephrine hydrochloride or Pseudoephedrine, as the component responsible for relieving nasal and sinus congestion. This is one of the primary functions of the combination medicine.

Q: Are there any specific lifestyle changes recommended when using Neocitran?

A: Official labeling gives the specific warning to avoid or limit alcohol consumption. This is due to the combination's acetaminophen component, as alcohol can increase the risk of severe liver damage, which is a major regulatory concern.

How should Neocitran be stored and disposed of?

How to Store and Dispose of NeoCitran

Official regulatory labeling dictates specific conditions to maintain the stability and safety of the NeoCitran powder formulation.

Storage Requirements

Condition Requirement
Temperature Store at room temperature, typically 15 C to 25 C (59 F to 77 F).
Protection Protect from excessive heat, moisture, and direct sunlight to prevent degradation.
Packaging Keep the tamper-evident, child-resistant pouches in the original carton.
Child Safety Keep all medications out of the sight and reach of children and pets.

Disposal Instructions

Unused or expired NeoCitran must be disposed of safely. Official instructions advise that any unused or expired medications should be returned to the pharmacy for proper disposal. This method prevents environmental contamination and accidental exposure, as the product must not be discarded in household waste or wastewater.

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

Equivalent of Neocitran found in:

A-Z Index: