Last updated on RxList: 7/19/2021
Drug Description

What is Entex-T and how is it used?

Entex-T is a prescription medicine used to treat the symptoms of Cough and Nasal Congestion caused by the common cold or allergies. Entex-T may be used alone or with other medications.

Entex-T belongs to a class of drugs called Cold/Cough, Other Combos; Decongestant/Expectorant Combos.

It is not known if Entex-T is safe and effective in children younger than 6 years of age.

What are the possible side effects of Entex-T?

Entex-T may cause serious side effects including:

  • hives,
  • difficulty breathing,
  • swelling of your face, lips, tongue, or throat,
  • dizziness,
  • fainting,
  • fast, irregular, or pounding heartbeat,
  • mental or mood changes,
  • anxiety,
  • confusion,
  • nervousness,
  • irritability,
  • shaking,
  • trouble sleeping,
  • difficult or painful urination,
  • rash,
  • itching, and
  • severe dizziness

Get medical help right away, if you have any of the symptoms listed above.

The most common side effects of Entex-T include:

  • nausea, and
  • headache

Tell the doctor if you have any side effect that bothers you or that does not go away.

These are not all the possible side effects of Entex-T. For more information, ask your doctor or pharmacist.

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.


Drug Facts

Active ingredients (in each tablet ):

Guaifenesin, USP 375 mg
Pseudoephedrine HCl, USP 60 mg

Indications & Dosage



Guaifenesin, USP Expectorant
Pseudoephedrine HCl, USP Nasal decongestant


  • helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive
  • temporarily relieves nasal congestion due to:
    • common cold
    • hay fever
    • upper respiratory allergies (allergic rhinitis)
  • temporarily restores freer breathing through the nose
  • promotes nasal and/or sinus drainage
  • temporarily relieves sinus congestion and pressure



  • Do not exceed 4 doses in a 24 hour period
  • Adults and children 12 years of age and over: 1 tablet every 4 hours.
  • Children 6 to under 12 years of age: 1/2 tablet every 4 hours.


Storage And Handling

  • store at 20°- 25°C (68°- 77°F)
  • tamper evident: do not use if foil seal under the cap is broken or missing.
  • contains 4 mg sodium in each tablet
  • contains less than 1 mg magnesium in each tablet

Inactive Ingredients

croscarmellose sodium, magnesium stearate, microcrystalline cellulose, povidone, sodium starch glycolate and starch.

Keep out of the reach of children.

In case of overdose, get medical help or contact a Poison Control Center right away.

Questions or Comments

Call weekdays from 9 AM to 4 PM CST at 1-888-252-3901 or go to http://www.wraser.com
email:[email protected]

WraSer Pharmaceuticals, Ridgeland, MS 39157.  Revised: Feb 2019


Which illness is known as a viral upper respiratory tract infection? See Answer
Side Effects & Drug Interactions


No information provided.


No Information provided

Warnings & Precautions


Do not use if you are now taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric, or emotional conditions, or Parkinson’s Disease), or for two weeks after stopping the MAOI drug. If you do not know if your prescription drug contains an MAOI, ask a doctor or pharmacist before taking this product.


Ask a doctor before use if you have

Overdosage & Contraindications


No information provided.


No information provided.

Clinical Pharmacology


No information provided.

Medication Guide


When using this product

  • do not exceed the recommended dosage

Stop use and ask a doctor if

  • nervousness, dizziness, or sleeplessness occur.
  • cough or nasal congestion persists for more than 1 week, tends to recur, or is accompanied by a fever, rash or persistent headache. These could be signs of a serious condition.

If pregnant or breast-feeding, ask a health professional before use.

Keep out of the reach of children.

In case of overdose, get medical help or contact a Poison Control Center right away.

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Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

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