Medication info

Therspen Night Syrup

OTC medicationSyrup경구Expired
Ingredient · strength
Acetaminophen›1388.89mg / 100mLDextromethorphan Hydrobromide Hydrate›80mg / 100mLPhenylephrine Hydrochloride›50mg / 100mLDiphenhydramine Hydrochloride›123.33mg / 100mL
Manufacturer / importer
맥널티제약(주)
Appearance
A sweet, grape-flavored, colorless or pale yellow syrup in a brown or white plastic or glass bottle.
Packaging
90 milliliters/bottle
Approval status
Expired

MFDS item code 201506517 · Notified 2015.09.11

This product's status changed to Expired on 2025.09.11. It may no longer be sold, so consult a doctor or pharmacist before taking it.

Summary

Main use
Relief of cold symptoms (runny nose, nasal congestion, sore throat, etc.)
Who takes it
Adults · Children
Adult dose
For ages 15 and over: Take 15 mL three times daily after meals for each dose. Take after every meal and at bedtime if necessary, with a dosing interval of 4 hours.
Child dose
For ages 11 to under 15 years: Take 10 mL three times daily after meals for each dose. For ages 7 to under 11 years: Take 7.5 mL three times daily after meals for each dose. Age

Ingredients

Manufacturer
맥널티제약(주)

Efficacy & effects

Relief of cold symptoms (runny nose, nasal congestion, sore throat, etc.)

  • Runny nose
  • nasal congestion
  • sneezing
  • sore throat
  • cough
  • chills
  • fever
  • headache
  • joint pain
  • muscle pain
View approved original text

This medication is used to relieve various symptoms of cold including runny nose, nasal congestion, sneezing, sore throat, cough, chills, fever, headache, joint pain, and muscle pain.

How to take

Adult dose

For ages 15 and over: Take 15 mL three times daily after meals for each dose. Take after every meal and at bedtime if necessary, with a dosing interval of 4 hours.

Child dose

For ages 11 to under 15 years: Take 10 mL three times daily after meals for each dose. For ages 7 to under 11 years: Take 7.5 mL three times daily after meals for each dose. Age

Precautions

This medicine can burden the liver, so individuals who consume more than three drinks daily should consult a doctor or pharmacist. If serious skin rashes or blisters, itching, or similar symptoms appear while taking this medication, stop taking it immediately and consult a healthcare professional. This medication contains acetaminophen, and one must not exceed the maximum daily dosage and should not take it with other acetaminophen-containing medications. Individuals who are allergic to this medication's ingredients or have previously experienced asthma, infants under 3 months old, breastfeeding women, and those taking certain antidepressants or antipsychotics should not take this medication. It is generally safe not to take this medication with cough suppressants, other cold medications, antipyretics/analgesics, sedatives, or antihistamines. Children infected with chickenpox or influenza, individuals with specific allergies, or those with liver, kidney, or heart diseases should consult healthcare professionals before taking. This medication should not be given to children under 2 years old unless absolutely necessary and under the guidance of a healthcare provider. If unusual symptoms such as rashes, vomiting, dizziness, or breathing difficulties occur during use, stop taking it immediately and consult a doctor or pharmacist. Adhere to the prescribed dosage and administration, avoid prolonged use, and ensure supervision for children taking this medication. Avoid alcohol during use, and be cautious with driving or operating machinery as drowsiness may occur. As side effects may occur with certain drug combinations, ensure to inform healthcare professionals if other medications are being taken. Store this medication in a cool, dry place out of reach of children, and avoid direct sunlight. To maintain quality, it is recommended not to transfer the medication to other containers.

Side effects and when to seek care immediately

Serious side effects

  • Hives, severe swelling, chest tightness, cold sweat, pallor → severe allergic reaction
  • Severe rash with high fever, blisters, peeling skin, pain in oral/ocular mucosa → severe skin reaction
  • Shortness of breath, difficulty breathing, asthma attack, cough with fever → respiratory issues
  • Yellowing of skin or eyes (jaundice), extreme lethargy → liver issues (jaundice)

Mild side effects

Rash, redness, itching, nausea, vomiting, loss of appetite, constipation, swelling, urinary difficulties, thirst, dizziness, high anion gap metabolic acidosis (HAGMA)

Not everyone experiences these, and they can vary from person to person.

Storage

This medication is sensitive to air and moisture, so it should be stored in a tightly sealed container. The recommended storage temperature is between 1 to 30 degrees Celsius at room temperature.

Appearance and packaging

Appearance

A sweet, grape-flavored, colorless or pale yellow syrup in a brown or white plastic or glass bottle.

Package unit

90 milliliters/bottle

Questions about this medicine

No questions yet.

For anything that needs medical judgment, consult a doctor or pharmacist.

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This drug information is based on data provided by the Korea Ministry of Food and Drug Safety.
Consult a doctor or pharmacist for accurate dosage, administration, and usage instructions.