Medication info

Theraflu Cold and Cough Nighttime Dry Syrup

OTC medicationSyrup경구
Ingredient · strength
Acetaminophen›650mg / 1 packetDiphenhydramine Hydrochloride›25mg / 1 packetPhenylephrine Hydrochloride›10mg / 1 packet
Manufacturer / importer
헤일리온코리아주식회사
Appearance
A dry syrup preparation that is a mixture of white to grayish white, yellow, cloudy yellow, and brown particle-like powders with a distinctive odor.
Packaging
10 packets/box
Approval status
Active

MFDS item code 201101292 · Approved 2011.03.10

Summary

Main use
Relief of cold symptoms (runny nose, nasal congestion, etc.)
Who takes it
Adults
Adult dose
Take 1 packet 3 times a day, minimum of 4 hours apart, and only the minimum necessary amount. Dissolve 1 packet in approximately 250 mL of hot water (not boiling) and take within 10-15 minutes.

Ingredients

Importer
헤일리온코리아주식회사

Efficacy & effects

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

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

This medicine helps relieve various symptoms caused by colds. Specifically, it alleviates nasal symptoms such as runny nose, nasal congestion, and sneezing, as well as systemic discomforts like sore throat and chills. It also alleviates fever, headaches, joint pain, and muscle aches, aiding patients in recovering more quickly. It is effectively used to improve various symptoms of colds.

How to take

Adult dose

Take 1 packet 3 times a day, minimum of 4 hours apart, and only the minimum necessary amount. Dissolve 1 packet in approximately 250 mL of hot water (not boiling) and take within 10-15 minutes.

Precautions

This medicine can burden the liver, so those who regularly consume three or more alcoholic drinks a day should consult a doctor or pharmacist before taking this medicine. Since it contains acetaminophen, serious skin reactions may occur rarely. If any abnormal symptoms such as rashes or itching appear, discontinue use immediately and consult a healthcare professional. Because this medicine contains acetaminophen, taking it with other acetaminophen-containing medications may exceed the maximum recommended daily dose, increasing the risk of liver damage. During use, drowsiness, dizziness, and impaired vision may occur, so it is safer to avoid driving or operating machinery. It is advisable not to take this medicine if you have had an allergic reaction to it, have asthma, glaucoma, severe liver, kidney, or heart diseases, are taking certain medications, are under 18 years of age, or are pregnant or breastfeeding. Additionally, it should not be taken with other cold medicines, antipyretic analgesics, antihistamines, or sedatives, especially when taking MAO inhibitors, as it may pose risks. Before taking, it is essential to discuss any history of allergies, liver or kidney disease, blood disorders, heart disease, thyroid disease, or any health conditions with healthcare professionals. If severe throat pain, fever, rash, difficulty breathing, severe dizziness, vomiting, diarrhea, or skin rash occurs during use, discontinue immediately and consult a doctor. Follow the dosing instructions accurately, and if symptoms persist or worsen for more than three days, it is necessary to discontinue use and consult a healthcare professional. Store this medicine in a cool and dry place out of reach of children, and it is safe to keep it in its original container.

Side effects and when to seek care immediately

Serious side effects

Hives, severe swelling (edema), chest tightness, difficulty breathing, cold sweat, pallor, severe rash with high fever, blisters, skin peeling, pain in oral/ocular mucosa, yellowing of the skin or eyes (jaundice), extreme drowsiness, sudden and very severe headache, thunderclap headache, seizures, confusion, vision abnormalities, paralysis, significantly reduced urine output, severe swelling and elevated blood pressure, acute generalized rash

Mild side effects

  • Dizziness
  • drowsiness
  • impaired vision
  • cognitive and psychomotor disorders
  • fever
  • headache
  • nausea
  • vomiting
  • loss of appetite
  • diarrhea
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  • dry mouth
  • gastrointestinal bleeding
  • peptic ulcers
  • perforation
  • rash
  • redness
  • itching
  • swelling
  • facial swelling
  • decreased platelet function
  • high anion gap metabolic acidosis
  • confusion
  • fatigue
  • nervousness
  • insomnia
  • sedation
  • heaviness
  • sensory disturbances
  • movement disorders
  • muscle cramps
  • elevated blood pressure
  • palpitations
  • tachycardia
  • reflex bradycardia
  • tinnitus

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

Interactions

Drug interactions

This medicine may interact with other products containing acetaminophen. It can interact with MAO inhibitors (such as antidepressants, antipsychotics, mood stabilizers, Parkinson's disease medications), other products containing diphenhydramine, cough suppressants, other cold medicines, antipyretic analgesics, sedatives, sleep aids, antihistamines, barbiturate drugs, and tricyclic antidepressants. Additionally, it may interact with other sympathomimetic

Food interactions

This medicine may interact when taken with alcohol.

Storage

This medicine should be stored in a tightly closed container to protect it from air and moisture, and it is advisable to keep it at room temperature between 1 and 30 degrees Celsius. This storage method helps maintain the medicine's effectiveness and safety.

Appearance and packaging

Appearance

A dry syrup preparation that is a mixture of white to grayish white, yellow, cloudy yellow, and brown particle-like powders with a distinctive odor.

Package unit

10 packets/box

Same-ingredient medicines

Even with the same ingredient, strength, dosage form and how it is taken can differ.

Even with the same ingredient, the dose and directions can differ by strength and dosage form. Talk to a doctor or pharmacist before switching from a medication you are already taking.

Questions about this medicine

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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.