Medication info

Paracet Injection (Acetaminophen)

Prescription medicationInjections
Ingredient · strength
Acetaminophen›1g / 100mL
Manufacturer / importer
주식회사케이에스제약
Appearance
A clear, pale yellow transparent liquid filled in a colorless transparent plastic container for intravenous administration.
Packaging
100 milliliters/box
Approval status
Active

MFDS item code 202007118 · Notified 2020.10.16

Summary

Main use
Short-term relief of moderate pain (post-surgery) and fever.
Who uses it
Adults · Children
Adult dosage
Adults weighing over 50 kg: Administer 1000 mg of acetaminophen 4 times a day, with a minimum dosing interval of about 4 hours. The maximum daily dose must not exceed 4 grams. Children over 33 kg and adults under 50 kg: For each administration, approximately 15 mg/kg of acetaminophen (this medication 1.5 ml/kg), with a minimum dosing interval of 4 hours. The maximum daily dose is 60 mg/kg.
Children's dosage
Children weighing 33 kg (approximately 11 years) or more: For each administration, approximately 15 mg/kg of acetaminophen (this medication 1.5 ml/kg) with a minimum dosing interval of 4 hours. The maximum daily dose is 60 mg/kg.

Ingredients

Manufacturer
주식회사케이에스제약

Efficacy & effects

Short-term relief of moderate pain (post-surgery) and fever.

  • Pain
  • high fever
  • moderate pain
  • fever
View approved original text

This medication is used when pain or high fever is severe and needs to be administered by intravenous injection quickly, especially when other methods of administration are not effective. It can effectively treat moderate pain post-surgery in a short period and help alleviate fever symptoms shortly thereafter. It is used in these situations to improve symptoms quickly and safely.

Dosage and Administration

Adult dosage

Adults weighing over 50 kg: Administer 1000 mg of acetaminophen 4 times a day, with a minimum dosing interval of about 4 hours. The maximum daily dose must not exceed 4 grams. Children over 33 kg and adults under 50 kg: For each administration, approximately 15 mg/kg of acetaminophen (this medication 1.5 ml/kg), with a minimum dosing interval of 4 hours. The maximum daily dose is 60 mg/kg.

Children's dosage

Children weighing 33 kg (approximately 11 years) or more: For each administration, approximately 15 mg/kg of acetaminophen (this medication 1.5 ml/kg) with a minimum dosing interval of 4 hours. The maximum daily dose is 60 mg/kg.

Precautions

This medication must be administered with precise dosing. Care should be taken to avoid the risk of overdose due to confusion between milligrams and milliliters. Once oral medications can be taken, it is advisable to switch to an appropriate analgesic as soon as possible. Ensure that this medication’s active ingredient is not included in any other medicines you are taking to avoid overdose. Exceeding the recommended dosage can cause severe liver damage, so dosage must be strictly adhered to. Symptoms of liver damage may appear between 2 and 6 days after usage, so caution is needed. Patients with compromised liver function or liver disease should consult a physician before taking this medication, and regular liver function tests are required for long-term high-dose usage. Individuals who consume alcohol frequently should consult with a physician or pharmacist before taking this medication. Concurrent use with alcohol may increase the risk of liver damage. Very rarely, serious skin reactions may occur, so if skin rashes or allergic symptoms develop, stop taking the medication immediately and consult healthcare professionals. Patients allergic to this medication or those with severe liver, kidney, or heart diseases should not take this medication. Caution is also needed for patients with a history of asthma or certain medications. Patients with decreased liver or kidney function, the elderly, pregnant women, nursing mothers, and children should be particularly careful when using this medication and may need to consult their physician. This medication can interact with other medications, so inform your healthcare professional of any medications you are currently taking. Symptoms of overdose may include nausea, vomiting, abdominal pain, and in severe cases, may lead to liver failure or coma, necessitating immediate medical attention. For children and the elderly, the minimum effective dose should be used, and their status should be closely monitored. During storage, avoid high temperatures above 30 degrees Celsius, and do not refrigerate or freeze the medication. Keep it in its external packaging during storage. Before use, check for any foreign substances or discoloration, and since it is for single use, any remaining medication should be discarded.

Side effects and when to seek care immediately

Serious side effects

Urticaria, severe swelling (edema), anaphylactic shock, anaphylaxis, acute generalized exanthematous pustulosis, toxic epidermal necrolysis, Stevens-Johnson syndrome, liver abnormalities (fulminant hepatitis, liver necrosis, liver failure, jaundice), coma, acute renal failure, thrombocytopenia, agranulocytosis, neutropenia, shock.

Mild side effects

  • Lethargy
  • low blood pressure
  • increased liver transaminase levels
  • leukopenia
  • thrombocytopenia
  • neurological disorders
  • petechial rash
  • injection site reactions
  • rash
  • itching
Show 13 more
  • nausea
  • vomiting
  • headache
  • constipation
  • sputum
  • sensory disturbances
  • dizziness
  • decreased hemoglobin
  • urinary disorders
  • tachycardia
  • erythema
  • flushing
  • and high anion gap metabolic acidosis.

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

Storage

This medication should be stored at room temperature between 1 and 30 degrees Celsius in a sealed container to prevent air ingress. This method of storage will help maintain the drug's effectiveness for a longer duration.

Appearance and packaging

Appearance

A clear, pale yellow transparent liquid filled in a colorless transparent plastic container for intravenous administration.

Package unit

100 milliliters/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.