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Sinus Congestion

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Active ingredient
Phenylephrine Hydrochloride 10 mg
Other brand names
Drug class
alpha-1 Adrenergic Agonist
Dosage form
Tablet, Film Coated
Route
Oral
Prescription status
OTC (over the counter)
Pregnancy
See Pregnancy Use Section
Lactation
See Lactation Use Section
Marketed in the U.S.
Since 2021
Label revision date
July 18, 2025
Drug Information (PDF)
Prescribing information, PDF file
Active ingredient
Phenylephrine Hydrochloride 10 mg
Other brand names
Drug class
alpha-1 Adrenergic Agonist
Dosage form
Tablet, Film Coated
Route
Oral
Prescription status
OTC (over the counter)
CSA schedule
Not a scheduled drug
Pregnancy
See Pregnancy Use Section
Lactation
See Lactation Use Section
Marketed in the U.S.
Since 2021
Label revision date
July 18, 2025
Manufacturer
L. N. K. International, Inc.
Registration number
M012
NDC root
50844-493
Drug Information (PDF)
Prescribing information, PDF file
Packaging Info (2 NDCs)
Packaging & NDC Codes (2)

If you are a healthcare professional or from the pharmaceutical industry please visit this version.

If you are a consumer or patient please visit this version.

Drug Overview

Phenylephrine HCl is a nasal decongestant designed to provide maximum strength relief for sinus congestion. It works by temporarily relieving nasal congestion caused by the common cold, hay fever, or other upper respiratory allergies, as well as alleviating sinus congestion and pressure. This non-drowsy formulation allows you to feel more comfortable without the side effect of sleepiness.

Uses

You can use this medication to temporarily relieve nasal congestion caused by the common cold, hay fever, or other upper respiratory allergies. If you're feeling pressure or congestion in your sinuses, this medication can also help alleviate those symptoms. It's designed to provide you with some comfort when you're dealing with these common respiratory issues.

Dosage and Administration

If you are an adult or a child aged 12 years and older, you should take 1 tablet every 4 hours as needed. However, it’s important not to exceed 6 tablets in a 24-hour period to ensure your safety.

For children under 12 years old, it’s best to consult a doctor before giving them this medication. This way, you can ensure they receive the appropriate care and dosage tailored to their needs. Always follow these guidelines to use the medication safely and effectively.

What to Avoid

You should avoid using this product if you are currently taking a prescription monoamine oxidase inhibitor (MAOI), which is a type of medication often prescribed for depression, psychiatric conditions, or Parkinson’s disease. Additionally, you should not use this product for at least two weeks after stopping an MAOI. If you're unsure whether your medication contains an MAOI, please consult your doctor or pharmacist.

It's also important to follow the recommended dosage carefully. Do not exceed the suggested amount, as misuse can lead to serious health issues. Always prioritize your safety and well-being by adhering to these guidelines.

Side Effects

If you experience nervousness, dizziness, or sleeplessness while using this medication, it's important to stop using it and consult your doctor. Additionally, if your symptoms do not improve within 7 days or if you develop a fever, seek medical advice.

You should not use this medication if you are currently taking a prescription monoamine oxidase inhibitor (MAOI), which is a type of medication used for depression, psychiatric or emotional conditions, or Parkinson’s disease, or for two weeks after stopping an MAOI.

Warnings and Precautions

You should not use this product if you are currently taking a prescription monoamine oxidase inhibitor (MAOI), which is a type of medication used for depression, psychiatric conditions, or Parkinson’s disease. Additionally, you should wait at least two weeks after stopping an MAOI before using this product. If you are unsure whether your medication contains an MAOI, please consult your doctor or pharmacist.

Before using this product, it’s important to talk to your doctor if you have any of the following conditions: heart disease, diabetes, thyroid disease, high blood pressure, or difficulty urinating due to an enlarged prostate gland. If you experience an overdose, seek emergency medical help or contact a Poison Control Center immediately. You should also stop using the product and call your doctor if you feel nervous, dizzy, or have trouble sleeping, or if your symptoms do not improve within seven days or occur with a fever.

Overdose

If you suspect an overdose, it’s crucial to seek medical help immediately or contact a Poison Control Center. Signs of an overdose can vary, but they may include unusual symptoms that are more severe than what you would typically experience with the medication.

Always err on the side of caution—if you notice anything concerning, don’t hesitate to reach out for assistance. Your health and safety are the top priority.

Pregnancy Use

If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using this medication. They can provide guidance on whether it’s safe for you and your baby. Always prioritize your health and the health of your child by seeking expert advice.

Lactation Use

If you are pregnant or breastfeeding, it’s important to consult with a healthcare professional before using any medication. This ensures that you understand any potential risks and can make informed decisions about your health and the health of your baby. Always prioritize open communication with your doctor regarding your breastfeeding journey.

Pediatric Use

If you have a child under 12 years old, it's important to consult with a doctor before using this medication. For children aged 12 and older, the recommended dosage is one tablet every four hours, but be sure not to exceed six tablets in a 24-hour period. Always follow these guidelines to ensure the safety and well-being of your child.

Geriatric Use

While there is no specific information available about the use of this medication in older adults, it’s important to approach any new treatment with caution. Since older adults may have different health needs and responses to medications, you should always consult with a healthcare provider before starting any new medication. They can help determine the right dosage and monitor for any potential side effects, ensuring that the treatment is safe and effective for you or your loved one.

Renal Impairment

If you have kidney problems, it's important to know that the information provided does not include specific guidelines for dosage adjustments, special monitoring, or safety considerations related to renal impairment (kidney issues). This means that there are no tailored recommendations for how your treatment may need to change based on your kidney function.

Always consult your healthcare provider for personalized advice and to ensure that your treatment plan is safe and effective for your specific situation. They can help monitor your kidney health and make any necessary adjustments to your medications.

Hepatic Impairment

If you have liver problems, it's important to know that the drug insert does not provide specific information about dosage adjustments, special monitoring, or precautions for your condition. This means that there are no tailored guidelines for how this medication should be used if you have hepatic impairment (issues with liver function).

Always consult your healthcare provider for personalized advice and to ensure that any medication you take is safe and appropriate for your liver health. They can help you understand how to manage your treatment effectively.

Drug Interactions

It's crucial to be aware of potential interactions when taking medications. If you are currently using a prescription monoamine oxidase inhibitor (MAOI), which is a type of medication often prescribed for depression, psychiatric conditions, or Parkinson’s disease, you should not take this product. Additionally, you should wait at least two weeks after stopping an MAOI before starting this medication. If you're unsure whether your current prescription includes an MAOI, please consult your doctor or pharmacist for clarification.

Always discuss any medications you are taking with your healthcare provider to ensure your safety and avoid harmful interactions. Your health is important, and your provider can help you navigate any concerns regarding your treatments.

Storage and Handling

To ensure the safety and effectiveness of your product, it's important to store it properly. Keep it at a temperature of 25°C (77°F), but it's okay if the temperature occasionally ranges between 15°-30°C (59°-86°F). Always check the end flap for the expiration date and lot number to ensure you're using a valid product.

When handling the product, be cautious and avoid using it if the outer package is opened or if the blister (the sealed compartment that holds the product) is torn or broken. This tamper-evident feature is crucial for your safety, so always inspect the packaging before use.

Additional Information

You should take this medication orally. For adults and children aged 12 years and older, the recommended dose is 1 tablet every 4 hours, with a maximum of 6 tablets in a 24-hour period. If the patient is under 12 years old, it's important to consult a doctor for appropriate dosing guidance.

FAQ

What is Phenylephrine HCl used for?

Phenylephrine HCl is a nasal decongestant that temporarily relieves nasal congestion due to the common cold, hay fever, or other upper respiratory allergies, as well as sinus congestion and pressure.

How should I take Phenylephrine HCl?

Adults and children 12 years and over should take 1 tablet every 4 hours, not exceeding 6 tablets in 24 hours. For children under 12 years, consult a doctor.

Are there any contraindications for using Phenylephrine HCl?

Do not use Phenylephrine HCl if you are currently taking a prescription monoamine oxidase inhibitor (MAOI) or have taken one within the last 2 weeks.

What should I do if I experience side effects?

Stop using Phenylephrine HCl and consult a doctor if you experience nervousness, dizziness, or sleeplessness, or if symptoms do not improve within 7 days or occur with fever.

Is Phenylephrine HCl safe to use during pregnancy or breastfeeding?

If you are pregnant or breastfeeding, ask a health professional before using Phenylephrine HCl.

What precautions should I take before using Phenylephrine HCl?

Consult a doctor before use if you have heart disease, diabetes, thyroid disease, high blood pressure, or difficulty urinating due to prostate enlargement.

How should I store Phenylephrine HCl?

Store Phenylephrine HCl at 25°C (77°F), with permitted excursions between 15°-30°C (59°-86°F).

What should I do in case of an overdose?

In case of overdose, seek medical help or contact a Poison Control Center immediately.

Packaging Info

Below are the non-prescription pack sizes of Sinus Congestion (phenylephrine hcl). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Sinus Congestion.
Details

Drug Information (PDF)

This file contains official product information for Sinus Congestion, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)

Description

Phenylephrine HCl is a nasal decongestant available in a dosage form of 10 mg per tablet. Each package contains 24 tablets. The product is designed to provide non-drowsy relief from nasal congestion. It is important to note that the packaging is tamper evident; the product should not be used if the package is opened or if the blister unit is torn, broken, or shows any signs of tampering. The National Drug Code (NDC) for this product is 50844-493-08. This product is distributed by LNK International, Inc., located at 60 Arkay Drive, Hauppauge, NY 11788, USA, and is not manufactured or distributed by Johnson & Johnson Corporation, the owner of the registered trademark Sudafed PE® Sinus Congestion.

Uses and Indications

This drug is indicated for the temporary relief of nasal congestion associated with the common cold, hay fever, or other upper respiratory allergies. Additionally, it provides temporary relief from sinus congestion and pressure.

There are no teratogenic or nonteratogenic effects associated with this drug.

Dosage and Administration

Adults and children aged 12 years and over are advised to take 1 tablet every 4 hours as needed. The maximum recommended dosage is 6 tablets within a 24-hour period. For children under 12 years of age, it is recommended to consult a physician for appropriate dosing guidance.

Contraindications

Use of this product is contraindicated in patients currently taking a prescription monoamine oxidase inhibitor (MAOI), which includes certain medications for depression, psychiatric or emotional conditions, or Parkinson’s disease. Additionally, use is contraindicated for a period of 2 weeks following the discontinuation of an MAOI. Patients should consult a healthcare professional if uncertain whether their prescription medication contains an MAOI.

Exceeding the recommended dosage while using this product is also contraindicated.

Warnings and Precautions

The use of this product is contraindicated in individuals currently taking a prescription monoamine oxidase inhibitor (MAOI), which includes certain medications prescribed for depression, psychiatric or emotional conditions, or Parkinson’s disease. It is also advised to refrain from using this product for a period of two weeks following the discontinuation of an MAOI. Healthcare professionals should counsel patients to verify with their doctor or pharmacist if they are uncertain whether their prescription medication contains an MAOI.

Healthcare providers should exercise caution and advise patients to consult a physician prior to use if they have any of the following conditions: heart disease, diabetes, thyroid disease, high blood pressure, or difficulty urinating due to prostate gland enlargement. These conditions may increase the risk of adverse effects or complications associated with the use of this product.

In the event of an overdose, it is imperative to seek emergency medical assistance or contact a Poison Control Center immediately to ensure appropriate management and care.

Patients should be instructed to discontinue use and consult their healthcare provider if they experience nervousness, dizziness, or sleeplessness. Additionally, if symptoms do not improve within seven days or are accompanied by fever, medical advice should be sought promptly.

Side Effects

Patients should be monitored for serious adverse reactions, including nervousness, dizziness, or sleeplessness. If any of these symptoms occur, it is advised to stop use and consult a healthcare professional. Additionally, if symptoms do not improve within 7 days or are accompanied by fever, medical advice should be sought.

It is contraindicated to use this product in conjunction with a prescription monoamine oxidase inhibitor (MAOI), which includes certain medications prescribed for depression, psychiatric or emotional conditions, or Parkinson’s disease. Furthermore, the product should not be used for a period of 2 weeks following the discontinuation of an MAOI.

Drug Interactions

The concomitant use of this product with prescription monoamine oxidase inhibitors (MAOIs) is contraindicated. MAOIs are typically prescribed for the treatment of depression, psychiatric or emotional conditions, and Parkinson’s disease. Patients should not take this product while on MAOIs or for a minimum of two weeks following the discontinuation of an MAOI.

It is essential for patients to consult with a healthcare professional, such as a doctor or pharmacist, to verify whether their current prescription includes an MAOI before initiating treatment with this product.

Packaging & NDC

Below are the non-prescription pack sizes of Sinus Congestion (phenylephrine hcl). Columns show Packaging, Formulation Type, and Active Ingredient Strength.

Packaging configurations for Sinus Congestion.
Details

Pediatric Use

Pediatric patients under 12 years of age should consult a healthcare professional before use. For adolescents aged 12 years and older, the recommended dosage is 1 tablet every 4 hours, with a maximum of 6 tablets in a 24-hour period.

Geriatric Use

Elderly patients may not have specific information regarding the use of this medication, including dosage adjustments, safety concerns, or special precautions. Therefore, healthcare providers should exercise caution when prescribing this medication to geriatric patients. It is advisable to monitor these patients closely for any potential adverse effects or changes in efficacy, given the lack of targeted data for this population.

Pregnancy

Pregnant patients and those who are breastfeeding should consult a healthcare professional prior to using this medication. It is important to assess the potential risks and benefits, as well as any available data regarding fetal outcomes and lactation. Healthcare providers can offer guidance tailored to individual circumstances, ensuring the safety of both the patient and the developing fetus or nursing infant.

Lactation

Lactating mothers are advised to consult a health professional prior to using this medication. There is currently no available data regarding the excretion of this drug in human breast milk or its effects on breastfed infants. Therefore, caution is recommended when administering this medication to lactating individuals.

Renal Impairment

Patients with renal impairment have not been specifically addressed in the available prescribing information. There are no dosage adjustments, special monitoring requirements, or safety considerations outlined for individuals with reduced kidney function. Healthcare professionals should exercise caution and consider the lack of data when prescribing to this patient population.

Hepatic Impairment

Patients with hepatic impairment have not been specifically studied in relation to this medication. Consequently, there are no established dosage adjustments, special monitoring requirements, or precautions outlined for individuals with compromised liver function. It is recommended that healthcare providers exercise caution when prescribing this medication to patients with hepatic impairment, given the lack of data on its safety and efficacy in this population. Regular monitoring of liver function may be prudent in these cases, although specific parameters are not defined in the prescribing information.

Overdosage

In the event of an overdose, it is imperative to seek immediate medical assistance or contact a Poison Control Center without delay. Prompt intervention is crucial to mitigate potential adverse effects associated with the overdose.

Healthcare professionals should be vigilant for symptoms that may arise from an overdose, although specific symptoms are not detailed in the provided information. The management of an overdose typically involves supportive care and symptomatic treatment, tailored to the individual patient's needs.

It is essential for healthcare providers to remain alert to the signs of overdose and to act swiftly in accordance with established medical protocols.

Nonclinical Toxicology

There is currently no available information regarding teratogenic effects, non-teratogenic effects, or any specific findings in the nonclinical toxicology section. Additionally, there are no details provided concerning animal pharmacology and toxicology.

Postmarketing Experience

No postmarketing experience details are available in the insert text.

Patient Counseling

Healthcare providers should advise patients to seek immediate medical assistance or contact a Poison Control Center in the event of an overdose. It is crucial to inform patients that this product should not be used concurrently with prescription monoamine oxidase inhibitors (MAOIs), which are medications prescribed for depression, psychiatric or emotional conditions, or Parkinson’s disease. Patients should be instructed to refrain from using this product for at least two weeks after discontinuing an MAOI. If patients are uncertain whether their prescription medication contains an MAOI, they should be encouraged to consult with their doctor or pharmacist.

Patients should be informed to discontinue use and consult a healthcare professional if they experience nervousness, dizziness, or sleeplessness. Additionally, they should be advised to stop using the product and seek medical advice if their symptoms do not improve within seven days or if they experience symptoms accompanied by fever.

It is important to emphasize to patients the necessity of adhering to the recommended dosage and not exceeding it. Healthcare providers should also encourage patients to consult with a doctor prior to use if they have any of the following conditions: heart disease, diabetes, thyroid disease, high blood pressure, or difficulty urinating due to an enlarged prostate gland.

Storage and Handling

The product is supplied in tamper-evident packaging. It should not be used if the outer package is opened or if the blister is torn or broken.

Storage conditions require the product to be maintained at a temperature of 25°C (77°F), with permissible excursions between 15°C and 30°C (59°F to 86°F). For reference, the expiration date and lot number can be found on the end flap of the packaging.

Additional Clinical Information

The medication is administered orally. For adults and children aged 12 years and older, the recommended dosage is one tablet every four hours, with a maximum of six tablets in a 24-hour period. For children under 12 years, it is advised to consult a doctor regarding appropriate dosing.

There is no additional information available regarding laboratory tests, abuse potential, patient counseling, or postmarketing experience.

Drug Information (PDF)

This file contains official product information for Sinus Congestion, including active ingredients, dosage, warnings, and labeling as submitted by the manufacturer for OTC distribution.

View product document (PDF)

Data Generation & Sources

This page was automatically generated and is maintained by the AllDrugs AI Data-Science Team. It was built from the FDA Structured Product Label (DailyMed) for Sinus Congestion, retrieved by a validated AI data-extraction workflow.

All FDA-listed dosage forms and strengths are shown in the Packaging & NDC Codes section above. Regulatory status appears in the Summary Information panel above and was verified in the FDA National Drug Code directory and the NSDE NDC Directory daily file.

Note: an automated daemon monitors NSDE checksums; when the record for this NDC changes, the new file is pulled instantly and this page is refreshed.

No human clinician has reviewed this version.

Learn more in our Editorial Policy

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Primary FDA sources:

Orange Book data shown on this page are limited to Regulatory Status (Rx), Established Pharmacologic Class (EPC), and Mechanism of Action (MoA).

Regulatory data notice: Information on this page is reproduced verbatim from FDA public databases (NSDE, Orange Book, Purple Book, DailyMed SPL). NDA/ANDA drugs are FDA-approved, BLA biologics are FDA-licensed. Inclusion alone does not guarantee current market availability or imply FDA endorsement.

Medical disclaimer: This AI-generated content is provided for educational purposes only and does not constitute medical advice. Always consult a licensed healthcare professional for diagnosis or treatment decisions.