Tabcin Noche

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Tabcin Noche

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Medically reviewed

Rosario Oropesa

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 Tabcin Noche

Property Description
Active Ingredients Acetaminophen, Dextromethorphan HBr, Doxylamine Succinate
Form Oral Tablet or Capsule
Pharmacological Class Analgesic, Cough Suppressant, Sedating Antihistamine
Common Use Temporary relief of cold/flu-like symptoms for rest
Origin Synthetic Combination Product (OTC)

Tabcin Noche is an Over-the-Counter (OTC) combination medicine designed for the temporary relief of multiple common cold and flu-like symptoms that often disrupt sleep. It is classified as a multi-symptom product because it combines three distinct active ingredients to address pain, coughing, and allergy symptoms simultaneously.


What Type of Medicine is Tabcin Noche?

Tabcin Noche is a synthetic combination product that primarily addresses symptoms via three pharmacological classes: an analgesic/antipyretic, a cough suppressant, and a sedating antihistamine. The medicine is specifically designed for night-time relief; the presence of the sedating component is the key feature that defines it as a "Noche" (Night) formula, as its general benefit is helping the user achieve better rest. It is commonly administered as an oral tablet or capsule. This specific combination of ingredients is widely recognized for its efficacy in providing night-time symptomatic relief.


What Ingredients are in Tabcin Noche?

Tabcin Noche contains three core active ingredients: Acetaminophen, Dextromethorphan HBr, and Doxylamine Succinate. Acetaminophen is the component that works as a pain reliever and fever reducer. This ingredient is used to temporarily ease minor pain and reduce fever associated with conditions like the common cold. Dextromethorphan HBr acts as the cough suppressant.

Crucially, Doxylamine Succinate is included as a first-generation antihistamine to help block the natural substances (histamines) that cause sneezing and a runny nose. Doxylamine Succinate is an effective antihistamine and a sleep aid utilized in combination cold preparations to promote rest. This comprehensive composition supports the medicine's general purpose of providing multi-symptom relief to aid restful sleep.


What is the General Purpose of Tabcin Noche?

The general purpose of Tabcin Noche is to offer temporary, comprehensive relief from the symptoms that interfere with sleep when you are ill. By combining components that alleviate minor aches, reduce fever, suppress coughing, and lessen congestion, the medicine's benefit is to interrupt the cycle of nighttime discomfort. The resulting symptomatic relief allows the body to maintain a state of rest necessary for recovery.

Regulatory References

  1. MedlinePlus: Acetaminophen Information

What side effects are possible with Tabcin Noche?

Possible Side Effects and Safety Information

The safety profile for this combination medicine is defined by the characteristics of its three active components, with adverse reactions generally grouped by the body system affected, as documented in official regulatory labeling.

Common and Expected Adverse Reactions

The most frequently cited adverse reactions are associated with the antihistamine component, Doxylamine Succinate. These are commonly classified as effects on the Nervous System Disorders and Gastrointestinal Disorders.

  • Nervous System Effects: Drowsiness and dizziness are common and expected safety characteristics of the night-time formula.
  • Anticholinergic Effects: Dry mouth, constipation, and trouble or difficulty urinating are also documented.

Serious Adverse Reactions and Safety Constraints

Official labeling emphasizes specific serious risks and constraints, primarily related to the Acetaminophen component. The risk of severe liver damage (hepatotoxicity) is a major safety concern, directly tied to the constraint of not exceeding the maximum daily dose of Acetaminophen. This product must not be used concurrently with any other medicine containing Acetaminophen.

Other serious adverse reactions officially documented include rare, severe Skin and Subcutaneous Tissue Disorders, such as Stevens-Johnson Syndrome (SJS) and Toxic Epidermal Necrolysis (TEN), along with the potential for severe allergic or hypersensitivity reactions.

Population-Specific Safety Notes

The regulatory safety profile includes specific caution for certain populations:

  • Older Adults (Geriatric): They may be more susceptible to the anticholinergic adverse reactions, including increased dizziness, confusion, and difficulty urinating.
  • Pre-existing Conditions: Caution is explicitly advised for individuals with existing breathing problems such as chronic bronchitis or emphysema, and for those with pre-existing hepatic impairment or certain cardiovascular conditions.

Overdose and Emergency Response

Overdose of this multi-ingredient product is primarily defined by the risk of severe liver damage, the most serious consequence stemming from the acetaminophen component, which can lead to acute liver failure and potentially death. Early manifestations often include nonspecific symptoms like nausea, vomiting, and abdominal pain. Signs related to the CNS effects of the sedating ingredients may include marked drowsiness, confusion, tachycardia, and in some cases, paradoxical excitability.

Regulatory authorities mandate that prompt medical attention is critical for any suspected overdose or ingestion error, even if no signs or symptoms are noticed. The required emergency action is to seek immediate medical help or contact a Poison Control Center right away. The urgency is due to the time-critical nature of the authorized antidote, N-acetylcysteine (NAC), which is essential to prevent or minimize hepatic injury.

Individuals with pre-existing liver disease or those consuming alcohol are cited as having an increased risk for severe hepatic injury. Management involves specific hospital monitoring procedures, including determining serum acetaminophen concentration.

Therapeutic Uses of Tabcin Noche

What Tabcin Noche Treats: Main Uses and Benefits

The primary therapeutic domain of Tabcin Noche is commonly used across domains where additional symptomatic support is needed in the context of viral upper respiratory illnesses, such as the common cold or flu. This product is applied when appropriate to help with a cluster of symptoms, including fever, headache, minor aches, sore throat pain, cough, runny nose, and sneezing.


The medication is generally used across conditions characterized by periods of heightened symptoms. By simultaneously playing a role in managing the irritative cough reflex and assisting with allergic-like rhinitis symptoms, the product helps ease the continuous cycle of nighttime irritation. This symptomatic support contributes to easing the overall symptom load and may assist with maintaining comfort during periods of functional strain.

Contextual Use: Nighttime Symptom Support
The product's primary use is relevant for easing symptoms that may interfere with sleep, contributing to improved comfort.

Regulatory References

  1. U.S. National Library of Medicine DailyMed Label

Eligibility and Restrictions for Use

The official eligibility for Tabcin Noche (Acetaminophen, Dextromethorphan HBr, Doxylamine Succinate) is strictly defined by regulatory documents, imposing clear boundaries on who can and cannot use the medication. The medicine is approved for standard use by adults and children 12 years of age and over. Children aged 4 to under 12 must only use the product following consultation with a doctor.

Population Eligibility Status Requirements as per Official Labeling
Absolute Contraindication Must not be used by individuals taking any other medicine containing acetaminophen (due to liver risk) or a prescription Monoamine Oxidase Inhibitor (MAOI), or within two weeks of stopping an MAOI. Use is strictly prohibited for children under 4 years of age and must never be used to sedate a child.
Conditional Use (Ask a Doctor) Use requires consultation for individuals who are pregnant or breast-feeding. Consultation is also required for patients with pre-existing conditions such as liver disease, glaucoma, trouble urinating due to an enlarged prostate gland, or a chronic cough that occurs with smoking, asthma, or emphysema.

What should I know about interactions with other medicines?

Tabcin Noche Interactions with other medicines and products

The official regulatory profile for Tabcin Noche details mandatory restrictions concerning co-administration with specific medicinal products and substances.

Interaction Category Interacting Substances/Restrictions Regulatory Outcome
Contraindicated Combinations Monoamine Oxidase Inhibitors (MAOIs) Formally prohibited; 14-day separation rule applies.
Other products containing Acetaminophen Prohibited due to the risk of exceeding the safe daily dose.
Pharmacodynamic Risk Central Nervous System (CNS) Depressants Additive CNS depression; risk of increased drowsiness.
Serotonergic Agents Increased risk of Serotonin Syndrome.
Pharmacokinetic Risk Strong CYP2D6 Inhibitors (e.g., Fluoxetine) Increases the plasma concentration and exposure of Dextromethorphan.
Specific Substances Alcohol (Alcoholic drinks) Avoidance required; documented risk of severe liver damage.
Warfarin (Anticoagulant) Requires caution; potential for enhanced anticoagulant effect.

The medicine is officially contraindicated with MAOIs, and administration must not occur within two weeks of stopping an MAOI drug. This mandatory timing rule is established to prevent severe pharmacodynamic effects. Furthermore, the product should not be taken with any other acetaminophen-containing medicine to prevent the documented risk of dose-related hepatotoxicity. The concurrent ingestion of alcoholic beverages is officially restricted due to the combined risk of liver damage and potentiation of CNS depressant effects.

Mechanism of Action

The mechanism of action involves the coordinated activity of three components, each targeting a distinct physiological system.

Modulation of Nociceptive Signaling and Thermoregulation

This domain describes the action of Acetaminophen, which exerts its influence primarily through the central nervous system (CNS) by inhibiting specific Cyclooxygenase (COX) enzyme activity. This mechanism limits the synthesis of Prostaglandin E2 ( PGE2) in the hypothalamus and spinal cord, which results in a resetting of the hypothalamic temperature set-point and modulates the central perception of nociceptive signals.


Suppression of Central Arousal and Reflexive Pathways

Two separate components act centrally within the brain to suppress regulatory systems. Doxylamine blocks Histamine H1 receptors in the brain, thereby suppressing the natural histaminergic arousal system and leading to a state of reduced physiological wakefulness. Concurrently, Dextromethorphan modulates neural activity in the Medullary Cough Center via sigma1 and NMDA receptor interactions, raising the threshold for efferent signaling of the cough reflex.


Integrated Pathway Dampening

The effects extend to the periphery where H1 receptor antagonism by Doxylamine limits histamine's influence on vascular tissues, which helps regulate fluid release and mucous secretion in the nasal mucosa. The collective impact of these mechanisms—on central temperature regulation, nociceptive signaling, arousal, and the cough reflex—results in an integrated pattern of reduced systemic activity across these pathways.

Dosage and Administration Information

How to Use Tabcin Noche

Administration of Tabcin Noche is governed by the instructions defined in the product labeling. The product, which contains Acetaminophen, Dextromethorphan HBr, and Doxylamine Succinate, is formulated for oral ingestion only, typically provided as a softgel capsule or tablet.


Official Administration Schedule

Usage follows a fixed, interval-based schedule, and the unit dose must be swallowed with water. Dosing is intended for short-term symptomatic relief, and use should be discontinued if symptoms persist beyond a specific number of days, such as cough or pain lasting more than 7 days, as indicated in the product's instructions.

Usage Constraint Instruction Detail (Adults and Children 12+)
Standard Unit Dose 2 softgels or capsules per administration
Frequency Pattern Every 6 hours as needed
Maximum Daily Intake Not to exceed 4 doses (8 softgels) in 24 hours
Age Restriction Not for use in children under 4 years of age

Procedural Protocol

The product's instructions outline that the designated unit dose is taken with water, adhering to a 6-hour interval between doses. This structured approach is intended to maintain the dose concentration within specified parameters and prevent exceeding the 24-hour maximum of 8 softgels. Individuals under 12 years of age must consult a healthcare professional regarding any use of the product, with a complete prohibition of use in children under 4 years, as specified in the directions for use.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Tabcin Noche


Relief of Cold Symptoms (Runny Nose, Sneezing, Aches, Fever, Sore Throat)

Research on the ingredients in Tabcin Noche (which includes an antihistamine, a pain reliever/fever reducer, and a nasal decongestant) has explored whether they are associated with relief from the discomfort of the common cold. Studies generally examined whether the combination of these ingredients was associated with relief from several symptoms at once, such as a runny nose, sneezing, aches, fever, and a sore throat. The antihistamine component, specifically, has been studied in research exploring a potential reduction in sneezing and watery eyes, which are common with colds.

For symptoms like aches and fever, studies on the pain reliever ingredient examined associations with lowering body temperature and observations of eased mild to moderate pain. The nasal decongestant component is included based on research suggesting it is associated with temporarily reduced nasal stuffiness. When these are combined, the overall findings suggest the combination of ingredients was associated with effects across the range of cold symptoms studied.

However, the research base often involves studies looking at the individual ingredients or slightly different combinations, rather than Tabcin Noche specifically. While the general pattern of evidence points toward an association with benefit for the individual symptoms, there is limited research focusing on the overall combined relief or the specific formula's long-term associations. For example, the precise level of relief for each symptom in the full combination formula is not always clearly defined across all available studies, and some studies may not have included the full spectrum of common cold symptoms.


Sleep Aid in the Presence of Cold Symptoms

Research has also explored how one of the ingredients—the antihistamine—is associated with sleep when a person is experiencing cold symptoms. This ingredient is known for causing drowsiness, which is a finding that has been consistently reported across many types of studies. Research has explored the theory that that, due to the drowsiness effect, the ingredient is associated with less difficulty falling asleep and staying asleep more easily, especially when they are kept awake by irritating cold symptoms like a runny nose or sneezing.

The main findings suggest this particular type of antihistamine is associated with drowsiness and a reduced time to fall asleep. Research notes an association between this effect and observations of overall rest, which can be disturbed by cold discomfort.

What remains uncertain, however, is the full extent of this effect when combined with the other ingredients in Tabcin Noche, and specifically how much it is associated with improving the quality of sleep versus just promoting drowsiness. While the effect of the antihistamine itself is well-researched, there is less direct evidence on how the specific formula of Tabcin Noche compares to other substances studied for sleep or if its effect is consistent across different study populations. Some studies may have limitations in how they measure the actual improvement in sleep quality.

Key Studies & References

  1. A Comparison of the Efficacy and Safety of Non-Steroidal Anti-Inflammatory Drugs versus Acetaminophen in Symptom Relief for the Common Cold: A Meta-Analysis of Randomized Controlled Trial Studies
  2. Diphenhydramine: MedlinePlus Drug Information
  3. Label: SEVERE COLD AND COUGH NIGHTTIME- acetaminophen, diphenhydramine, phenylephrine powder, for solution - DailyMed

Frequently Asked Questions (FAQ)

Common questions about Tabcin Noche (FAQ)


Q: What is the main difference between Tabcin Noche and regular Tabcin (or Tabcin Día)?

A: Regulatory documents list the active ingredients in Tabcin Noche as Acetaminophen, Dextromethorphan HBr, and Doxylamine Succinate. The key difference is the Doxylamine Succinate, which is a sedating antihistamine included to promote rest. A typical product designated for 'Day' use usually omits this sedating ingredient.


Q: How long does one dose of Tabcin Noche work for the typical cold symptoms?

A: Regulatory documents state that the product's use is based on a 4-hour time interval. This regimen is designed to help maintain relief from cold symptoms and align with the product's official instructions.


Q: Can Tabcin Noche cause drowsiness the next morning?

A: Yes, drowsiness the next morning can occur. The product contains Doxylamine, an antihistamine with a relatively long elimination half-life. Because of this, next-day effects such as grogginess or tiredness are possible.


Q: How quickly should I expect to feel the effects of Tabcin Noche?

A: As an oral cold medication, the active ingredients begin working shortly after ingestion. The sedative effect is typically observed around the time of bedtime, consistent with its use as a night-time formula.


Q: Is the antihistamine in Tabcin Noche a 'first-generation' type?

A: Yes, Doxylamine Succinate, the antihistamine in Tabcin Noche, is classified in medical literature as a first-generation histamine H1 antagonist. This classification indicates its sedating property.


Q: Is it possible to have an overdose from combining Tabcin Noche with other medicines containing similar ingredients?

A: Yes, it is possible and poses a serious health risk. Taking more than the maximum dose or combining it with other acetaminophen-containing products can be associated with severe liver damage. Overdosing on the combination of ingredients can also lead to other serious problems, including marked drowsiness, confusion, and cardiovascular effects, according to official warnings.


Q: Is Tabcin Noche the same type of medication as Tylenol Cold & Flu Nighttime?

A: The type of medication is the same: an over-the-counter combination for nighttime cold relief. Regulatory labeling confirms this product contains Acetaminophen, Dextromethorphan HBr, and Doxylamine Succinate, which is a common combination of ingredients found in many night-time, multi-symptom cold formulas.


Q: How long does the drowsy effect of Tabcin Noche usually last?

A: Official information indicates that Doxylamine, the ingredient responsible for the sedative effect, has a long half-life. This suggests that the drowsy effects may persist well into the following morning.


Q: Is Tabcin Noche suitable for use by adolescents?

A: According to official regulatory labeling, the product is approved for use by adults and children 12 years and over. Regulatory documents state that standard use by this age group is approved according to the product's official instructions.


Q: Is Tabcin Noche listed as being safe for people with high blood pressure?

A: Official labeling indicates that pre-existing health conditions such as heart disease or high blood pressure are often listed as conditions where caution or professional assessment is required before use, due to the potential effects of the active ingredients.


Q: Does Tabcin Noche address nasal congestion?

A: The active ingredients are Acetaminophen (pain/fever), Dextromethorphan (cough), and Doxylamine Succinate (antihistamine). The Doxylamine may help relieve a runny nose and sneezing. However, this specific combination does not typically contain a dedicated nasal decongestant to actively treat a stuffy nose.


Q: Does Tabcin Noche have any specific warnings for people over 65 years old?

A: Official warnings note that older adults (geriatric patients) may be more sensitive to the sedating and anticholinergic side effects of the antihistamine. These effects can include increased dizziness, confusion, or difficulty urinating.


Q: If I take Tabcin Noche, is it okay to operate machinery the next morning?

A: Regulatory warnings indicate that caution regarding driving a motor vehicle or operating machinery is advised due to the risk of drowsiness. Since the sedating effect may last into the next day, caution is necessary until the effects are fully gone.


Q: Is there a maximum number of nights in a row that Tabcin Noche is typically recommended for use?

A: The product is intended only for short-term symptomatic relief. Official documents state that if certain symptoms, such as pain or cough, do not improve, use should be discontinued.


Q: Can Tabcin Noche cause stomach upset?

A: The regulatory safety profile for this type of medication often notes effects on the gastrointestinal system. Common adverse reactions associated with the ingredients can include constipation and stomach upset.


Q: Why might a person feel restless instead of sleepy after taking Tabcin Noche?

A: Official information notes that excitability or nervousness may occur as a rare reaction to the antihistamine component. In some individuals, this may be associated with restlessness or sleeplessness instead of drowsiness.


Q: If I only have a headache but not cold symptoms, can I use Tabcin Noche?

A: The product is indicated for the temporary relief of a combination of cold and flu symptoms, including headache, fever, cough, and sore throat, specifically when these symptoms interfere with sleep. It is formulated as a multi-symptom medicine.

How should Tabcin Noche be stored and disposed of?

How to Store and Dispose of Tabcin Noche

The storage and disposal of this over-the-counter combination medicine are governed by specific regulatory guidelines to ensure product stability and safety, as documented by authorities like the FDA.

Official Storage Requirements

Condition Requirement
Temperature Store at controlled room temperature (20 C–25 C / 68 F–77 F).
Protection Keep away from excessive heat, light, and moisture.
Packaging Do not use if the safety seal is broken or if the blister unit is torn or compromised.
Child Safety Keep the medicine out of the sight and reach of children.

Official Disposal Protocol

The most recommended method for disposing of unused or expired product is via a drug take-back program. If this option is unavailable, the medicine should be discarded in the household trash. This requires mixing the tablets or capsules with an undesirable substance, such as used coffee grounds or dirt, and then sealing the mixture in a container or bag before disposal.

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

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