Febricol

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Febricol

Method of action: Analgesic, Antitussive Opioid

Treatment option:

Medically reviewed

Laura Arias

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 Febricol

What is Febricol?

Febricol is a pharmacological treatment formulated to address symptoms associated with the common cold, influenza, and various upper respiratory tract infections. It is classified as a multi-ingredient therapeutic agent, typically combining an analgesic, an antipyretic, and a decongestant to provide relief from multiple symptoms simultaneously.

Primary Components

The efficacy of Febricol is derived from its active ingredients, which generally include:

  • Paracetamol (Acetaminophen): Acts as an analgesic to reduce pain and an antipyretic to lower body temperature during a fever.
  • Phenylephrine Hydrochloride: Functions as a nasal decongestant by narrowing the blood vessels in the nasal passages, which helps to reduce swelling and congestion.
  • Chlorphenamine Maleate: An antihistamine that helps relieve allergic symptoms such as watery eyes, itchy throat, and sneezing.

Therapeutic Intent

The primary purpose of Febricol is the symptomatic management of acute respiratory conditions. By addressing the physiological responses to viral infections, it aims to improve patient comfort during the recovery process. It is used to mitigate:

  • Mild to moderate pain, including headaches and muscle aches.
  • Elevated body temperature (fever).
  • Nasal and sinus congestion.
  • Excessive mucus production and sneezing.

Mechanism of Action

Febricol works through a systemic approach. The analgesic component inhibits the synthesis of prostaglandins in the central nervous system, thereby raising the overall pain threshold and regulating the heat-regulating center in the hypothalamus. Simultaneously, the decongestant component targets alpha-adrenergic receptors to alleviate nasal airway obstruction, while the antihistamine component blocks H1 receptors to reduce the inflammatory response in the mucosal membranes.

What side effects are possible with Febricol?

Possible Side Effects and Safety Information

The safety profile for Febricol, a combination of Acetaminophen, Chlorpheniramine, and Pseudoephedrine, is based on the documented adverse reactions and classifications from official government regulatory documents.

Adverse reactions are classified by frequency, with Sedation and Somnolence (drowsiness) formally listed as Very Common effects. Dizziness, headache, dry mouth, and nervousness are categorized as Common effects. These reactions primarily affect the Nervous System and Gastrointestinal Disorders system-organ classes.

Serious Adverse Reactions and Safety Constraints

Official labeling documents the potential for serious adverse reactions, notably Acute Liver Failure or Severe Hepatotoxicity, which is a significant risk associated with the Acetaminophen component, particularly when exceeding the maximum recommended daily dose or due to concurrent use with other acetaminophen products. Rare but severe Cutaneous Adverse Reactions (e.g., Stevens-Johnson syndrome) and cardiovascular events like Hypertensive Crisis are also documented.

Regulatory safety constraints address specific patient populations. Older adults may have an increased susceptibility to CNS effects, including confusion and urinary retention. Individuals with existing severe hepatic impairment or uncontrolled coronary artery disease/hypertension face restrictions on use. The risk of paradoxical CNS stimulation (restlessness, excitability) is noted for the pediatric population.

This structure ensures clear communication of the officially defined risks and limitations of the medicine, strictly adhering to regulatory safety classifications.

Overdose and Emergency Response

Overdose and when to seek help

This section reflects the official regulatory descriptions of overdose manifestations and the mandated emergency actions for Febricol, based strictly on government-authorized labeling.


Overdose Scope

Property Documented Regulatory Information
Documented Overdose Presentations Initial: Nausea, Vomiting, Paleness, and Abdominal pain. Delayed/Severe: Jaundice, Confusion, Convulsions, Tachycardia, Hypotension, and Hypertension.
Physiological Systems Affected (as stated in label) Hepatic System (risk of Acute Liver Failure), Central Nervous System (CNS), Cardiovascular System, and Renal System.
Dose-related or Exposure-related Factors (if applicable) Ingestion of toxicologically significant amounts of the acetaminophen component is associated with delayed, potentially fatal hepatotoxicity.
Population-specific Overdose Notes (if applicable) Children and the Elderly are cited as more susceptible to CNS effects. Increased risk of severe hepatic injury exists for patients with pre-existing hepatic impairment or chronic alcohol consumption.
Emergency-Response Statements (as written in official documents) Seek immediate medical attention/medical help right away. Contact Poison Help.
When immediate medical help is required (label-derived phrasing only) Immediately, even if no symptoms are present, due to the potential for delayed, serious liver damage.

Overdose Classifications (High-Level)

Property Documented Regulatory Information
Severity Classification (as defined in official documents) Overdose can lead to Life-Threatening conditions including Acute Liver Failure, Cardiovascular Collapse, Coma, and Apnoea.
Regulatory Basis (EMA / FDA / etc.) Based on the established toxicological profiles and mandated emergency actions detailed in official prescribing information for the component substances.
Overdose-context Constraints (as defined in official documents) Management requires consideration of a time-critical ingestion-treatment interval for the specific antidote (N-acetylcysteine) to the acetaminophen component.

Resulting Overdose Structure

Official overdose statements:

  • Overdose is officially documented to present with initial symptoms such as Nausea, Vomiting, and Paleness, followed by delayed signs of Hepatic Injury, including Jaundice.
  • Toxic effects from the antihistamine and decongestant components include CNS excitation, Seizures, Tachycardia, Hypertension, and rare but serious cerebrovascular risks.
  • Immediate medical attention is required for any suspected overdose, regardless of the absence of initial symptoms, due to the high potential for delayed acute liver failure.

Connection to the overall overdose profile: Regulatory documents define the overdose profile by combining the risks of delayed, life-threatening hepatic toxicity alongside immediate CNS and cardiovascular instability. The official conditions for seeking emergency help are stringent, emphasizing that immediate medical intervention is mandatory for all suspected overdose scenarios to facilitate timely antidote administration and hospital-level monitoring.

Therapeutic Uses of Febricol

Quick Facts

  • Supports the management of symptoms associated with: The common cold, flu, and allergic rhinitis.
  • Assists with temporary relief of: Headache, muscular aches, and elevated body temperature (fever).
  • Contributes to the mitigation of: Sneezing, watery/itchy eyes, and nasal congestion (stuffy nose).

What Febricol Treats: Main Uses and Benefits

Febricol is a combination medicine indicated for the temporary management of various symptoms linked to common health conditions such as the common cold, influenza (flu), and allergic rhinitis. The medication works to provide symptomatic support across multiple domains of discomfort.

Its use is intended to assist with the reduction of elevated body temperature (fever) and contribute to the relief of associated aches, including headaches and muscle discomfort. Additionally, Febricol is utilized to mitigate common signs of upper respiratory allergies and congestion. This includes facilitating the relief of sneezing, assisting with the reduction of nasal congestion, and addressing watery or itching eyes that may occur during these episodes. The product contains a combination of active substances used in the symptomatic treatment of cold and flu.

The formulation aims to support patient comfort during the course of the illness or allergic reaction.

Eligibility and Restrictions for Use

Who Can and Cannot Use Febricol?

This section describes the officially documented population eligibility and non-eligibility rules for Febricol (Acetaminophen, Chlorpheniramine, Pseudoephedrine), based strictly on regulatory labeling.


Contraindicated Populations (Must Not Use)

Use of Febricol is formally contraindicated in patients with a known hypersensitivity to any component or excipient, or those currently taking, or having recently taken (within 14 days), a Monoamine Oxidase Inhibitor (MAOI). The medicine must not be used by individuals with severe hypertension, severe Coronary Artery Disease (CAD), severe hepatic impairment, or severe renal impairment.


Age and Physiological Restrictions

Population Group Eligibility Status
Infants/Children (< 4 years) Generally excluded; use is not recommended or prohibited.
Children (4 to 12 years) Use is restricted; age thresholds vary by country and formulation strength.
Adults (> 12/16 years) Approved for use under standard labeled conditions.
Older Adults Use with caution due to increased risk of adverse reactions.
Pregnancy Restricted; generally not recommended, especially during the third trimester.
Lactation Not recommended due to potential transfer to breast milk.

Conditions Requiring Caution

Use of Febricol requires documented caution in patients with pre-existing conditions such as diabetes mellitus, controlled hypertension, hyperthyroidism, glaucoma (angle-closure), prostatic hypertrophy, and mild to moderate renal or hepatic impairment.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory documents define specific restrictions for co-administering Febricol (Acetaminophen, Chlorpheniramine, Pseudoephedrine) with certain medicinal products and substances.

Contraindicated Combinations

Co-administration is strictly prohibited with Monoamine Oxidase Inhibitors (MAOIs). This restriction extends for a mandatory 14-day separation period after MAOI therapy is discontinued. This is due to the severe risk of hypertensive crisis from Pseudoephedrine and intensified anticholinergic effects from Chlorpheniramine. The combination is also contraindicated with other sympathomimetic decongestants and ergot alkaloid derivatives (e.g., Ergotamine) due to the risk of additive cardiovascular effects.

Pharmacodynamic and Exposure Interactions

Febricol's interaction profile requires caution with several substance classes due to additive effects. Concurrent use with Central Nervous System (CNS) depressants, including alcohol and sedatives, may lead to additive CNS depression (e.g., increased drowsiness). Alcohol is also documented to increase the risk of Acetaminophen-induced hepatotoxicity with chronic, excessive consumption. The Chlorpheniramine component is documented to inhibit the metabolism of phenytoin, which can increase the exposure and plasma concentration of phenytoin.

Mandatory Use Restrictions

There is a crucial restriction against co-administering Febricol with any other medicine containing Acetaminophen (Paracetamol). This constraint is mandated to prevent accidental overdose and subsequent hepatic toxicity. The Pseudoephedrine component may also diminish the effectiveness of co-administered antidiabetic agents.

Mechanism of Action

Febricol is a combination product whose pharmacodynamic mechanism results from the simultaneous actions of three distinct molecular entities: Paracetamol, Chlorpheniramine, and Pseudoephedrine.

Paracetamol modulates central nervous system (CNS) prostaglandin synthesis, likely via inhibition of a CNS-expressed cyclooxygenase (COX) enzyme or variant thereof. This action leads to a decrease in prostaglandin E2 , ( PGE2) concentration within the hypothalamus, consequently resetting the thermoregulatory set-point.

Chlorpheniramine is an inverse agonist at the histamine H1 receptor ( H1 R). By binding to the H1 R on effector cells, this interaction stabilizes the receptor's inactive conformation, preventing histamine-mediated signaling. This blockade reduces intracellular cascades that typically lead to increased capillary permeability and non-vascular smooth muscle contraction. System-level consequences include modulation of peripheral vascular and glandular activity.

Pseudoephedrine acts as an agonist at alpha1-adrenergic receptors (alpha1 AR) located on vascular smooth muscle within the upper respiratory tract mucosa. Activation of the alpha1 AR mobilizes intracellular calcium, inducing contraction of the arteriolar smooth muscle. This alpha1 AR-mediated vasoconstriction results in a system-level decrease in blood flow to the mucosal tissue.

Dosage and Administration Information

Administration Guidelines for Febricol

Febricol, a fixed-dose combination product, is characterized by a specific dosing regimen and administration constraints. The medicine is strictly for oral administration and is available in forms such as tablets, caplets, or oral liquid solutions.

Administration is structured around a short-term, as-needed pattern. The standard adult dose, and for children 12 years and older, is typically 1 to 2 tablets or caplets per administration. A crucial constraint in the use of this product is the requirement that the total amount of Acetaminophen (Paracetamol) from all sources, including Febricol, must not exceed 4,000 mg in any 24-hour period.

Usage Constraint Requirement
Dosing Interval A dose may be taken every 4 to 6 hours, but the interval must not be less than 4 hours.
Use Duration Use is limited to a maximum of 7 days (for pain/congestion) or 3 days (for fever).
Co-administration Must not be taken with any other prescription or non-prescription medicine containing acetaminophen.

Specific procedural rules apply to certain forms: if taking a liquid solution, the dose must be measured precisely using the device supplied with the product, not a household spoon. If a dose is missed, individuals should skip it and take the next dose at the regularly scheduled time; double dosing is prohibited. Use in children under 12 years requires consultation, as adult doses are generally restricted in this population.

Recent Clinical Evidence

Research evidence / Overview of studies for Febricol


Evidence for Symptomatic Relief of the Common Cold and Flu

The research base for this combination is centered on Randomized Controlled Trials (RCTs) and Systematic Reviews. Studies primarily evaluated adults and older children presenting with acute upper respiratory symptoms. Researchers examined outcomes related to physical discomfort and patient-reported outcomes, such as the Total Symptom Score (TSS) and specific metrics for fever, congestion, and headache. Findings describe patterns observed over short trial durations.


Research on Upper Respiratory Allergies

The evidence for mitigating discomforts associated with conditions like allergic rhinitis relies on relevant Meta-analyses and observational data. Research explored short-term symptom changes, focusing on outcomes linked to inflammatory or irritative states, such as itchy eyes and nasal discharge. The evidence contributes to the broader evidence landscape regarding these metrics.


Study Duration and Follow-up Periods

The research primarily focuses on short-term observation periods, typically ranging from 48 hours to about seven days. Consequently, studies focused primarily on outcomes describing episodic or acute changes. Long-term effects are not fully established, and there is limited information for long-term outcomes or how durable any observed patterns may be beyond the initial treatment phase.


Evidence in Specific Patient Populations

Most of the relevant clinical research was evaluated in studies involving adults and older children. However, data for certain groups remain insufficient. For instance, evidence describing the use in very young children appears to be limited and heterogeneous, reflecting an area where research is still developing.


Unanswered Questions and Research Gaps

Evidence for this combination product has limitations that highlight what is known — and what is still uncertain. Comparative evidence is lacking for the full three-component fixed-dose combination (FDC) against using a single active ingredient alone. This uncertainty requires further exploration by researchers, particularly regarding the question of the combination's added value.

Frequently Asked Questions (FAQ)

Common questions about Febricol (FAQ)


Q: How quickly can I expect Febricol to start working?

A: Regulatory documents indicate that the ingredients are formulated for oral administration to provide symptomatic relief. Symptom relief is generally associated with the active components' rapid action. The time it takes to notice an effect can vary among individuals.


Q: How long do the effects of Febricol typically last?

A: The recommended dosing interval for Febricol is typically every four to six hours. This interval reflects the expected duration of the medicine’s effects in most people, though individual response can vary.


Q: Is it normal to feel a dry mouth or throat when taking Febricol?

A: Yes, official regulatory product information states that a dry mouth is classified as a 'Common' side effect. This reaction is often associated with the antihistamine component of the medicine.


Q: Are there any serious, but rare, side effects to be aware of when using Febricol?

A: Official regulatory documents indicate the potential for rare, serious side effects. These include Acute Liver Failure (linked to the Acetaminophen component), severe skin reactions such as Stevens-Johnson syndrome, and cardiovascular events like a Hypertensive Crisis.


Q: Is Febricol safe to take with other pain relievers that are not Paracetamol?

A: The regulatory label strictly prohibits taking Febricol with any other medication containing Acetaminophen. Regulatory labeling requires caution when combining Febricol with other drug classes, such as those that affect the cardiovascular system, due to the potential for additive effects. It is important to review the full interaction profile.


Q: Can Febricol be taken if I am already taking blood pressure medication?

A: Official warnings state that Febricol is advised to be used with caution in individuals with controlled hypertension (managed high blood pressure). The decongestant component may also impact blood pressure or reduce the effectiveness of certain anti-diabetic medications.


Q: Can Febricol help with headaches not related to a cold or flu?

A: Febricol contains Acetaminophen, a pain reliever that addresses general pain. While the official indication is for symptomatic relief of cold and flu discomforts, the analgesic component works against general pain and fever.


Q: Is it safe to use Febricol for an extended period of time?

A: Regulatory guidelines place strict limits on the duration of use. Treatment is restricted to a maximum of 7 days for pain and congestion, or 3 days for fever. Clinical research evidence primarily addresses short-term use, and long-term effects are not fully established.


Q: Can Febricol be crushed or chewed, or should it be swallowed whole?

A: Official administration guidelines for solid dosage forms, such as tablets, typically state that they should be swallowed whole. Liquid solutions must be measured precisely using the measuring device supplied with the product.


Q: Is it safe to drink alcohol while taking Febricol?

A: Official regulatory documents indicate that concurrent use with Central Nervous System (CNS) depressants, including alcohol, may lead to undesirable additive effects like increased drowsiness. Alcohol consumption is also associated with an increased risk of liver toxicity from the Acetaminophen component.


Q: Does Febricol make you feel jittery or restless?

A: Official safety information lists nervousness as a Common side effect. The label also notes the potential for a reaction called paradoxical CNS stimulation (such as restlessness or excitability), which has been observed in some populations.


Q: What should I do if I forget to take a dose of Febricol?

A: If a dose is missed, individuals should skip it entirely and take the next dose at the regularly scheduled time. Official guidelines strictly prohibit double dosing to make up for a missed amount.


Q: Does Febricol contain any sugar or gluten?

A: Official regulatory documents provide a list of both active and inactive ingredients (excipients). Whether a specific formulation contains sugar or gluten depends on its excipient list. It is necessary to check the full list of inactive ingredients on the specific product label for this detailed information.


Q: Does Febricol have different versions (e.g., day vs. night formulas)?

A: Official product listings detail all available versions of the medicine under its brand name. This specific formulation includes a sedating antihistamine, but some combination medicines are also formulated without it for daytime use.


Q: Is it possible to have an allergic reaction to Febricol's inactive ingredients?

A: Yes. Official regulatory criteria formally contraindicate the use of Febricol in patients with a known hypersensitivity to any component or excipient (which includes inactive ingredients). An allergic reaction to any ingredient is considered a possibility.


Q: Can Febricol cause stomach upset or digestive issues like constipation or diarrhea?

A: Official safety information lists the Gastrointestinal Disorders system as a potential area for adverse reactions. Adverse reactions for the individual components may include digestive issues, but these are not classified as common effects for the combination product.


Q: Is it normal to feel a bit confused or dizzy after taking Febricol?

A: Official safety information states that dizziness is categorized as a Common side effect. Feeling confused is a potential CNS effect noted, particularly as a risk for older adults.


Q: Does Febricol have any effect on appetite?

A: At therapeutic doses, appetite change is not generally listed as a common side effect. However, loss of appetite is listed as a possible symptom associated with taking more than the maximum recommended amount of the Acetaminophen component.


Q: Are there any specific patient groups that are advised to use Febricol with caution?

A: Regulatory documents state that use is advised with caution in patient groups with pre-existing conditions such as diabetes mellitus, hyperthyroidism, glaucoma (angle-closure), or prostatic hypertrophy. Older adults are also advised to use the medicine with caution.


Q: Can Febricol be used for congestion caused by a sinus infection?

A: Febricol is officially indicated for the symptomatic relief of upper respiratory tract symptoms, which includes congestion. The medicine is designed to relieve symptoms like congestion, but it is not labeled as a specific treatment for the underlying sinus infection.

How should Febricol be stored and disposed of?

Official Storage Requirements

Febricol must be stored at Controlled Room Temperature (CRT), typically between 20 C to 25 C (68 F to 77 F), with temporary excursions up to 30 C (86 F). The product must be kept in its original container, tightly closed, and protected from both moisture and excessive heat.

It is mandatory to protect the medicine from freezing. The container must be stored in a location out of the reach and sight of children at all times.

Official Disposal Instructions

Unused or expired Febricol should be discarded through an official drug take-back program where available. If a take-back program is not accessible, the product may be mixed with an undesirable substance (such as dirt or used coffee grounds) and placed into a sealed container before being thrown in the household trash. Do not flush the medicine down a toilet or pour it down a drain unless explicitly instructed by the official product label.

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

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