Medication info
Janualin Duo Tablets 50/850 mg

Janualin Duo Tablets 50/850 mg

Prescription medicationTablet경구
Ingredient · strength
Sitagliptin Hydrochloride Hydrate›56.7mg / 1 tabletMetformin Hydrochloride with Colloidal Anhydrous Silica›858.5mg / 1 tablet
Manufacturer / importer
일양약품(주)
Appearance
Pink oval film-coated tablet
Packaging
30 tablets/box [(10 tablets/PTP x 3)]
Approval status
Active

MFDS item code 202200304 · Approved 2022.01.19 · Insurance code 641706180

Summary

Main use
Improvement of blood sugar control in type 2 diabetes
Who takes it
Adults
Adult dose
This drug is generally taken twice a day with food, and the dosage is gradually increased to reduce gastrointestinal adverse reactions caused by metformin. 1. Patients who are not currently treated with metformin: - The initial dose of this drug 50/500 mg is taken as 1 tablet twice daily. - If needed, the dose may be increased to this drug 50/1000 mg taken as 1 tablet twice daily. 2

Ingredients

Manufacturer
일양약품(주)

Efficacy & effects

Improvement of blood sugar control in type 2 diabetes

  • Type 2 diabetes
  • difficulty in blood sugar control
View approved original text

This drug is used to help control blood sugar in patients with type 2 diabetes. It may be administered when monotherapy is insufficient for adequate glycemic control in individuals who have not previously received diabetes medication treatment. It is also used when blood sugar control is difficult with either metformin or sitagliptin alone, or when replacing the combination therapy of these two medications. This drug can be added to enhance therapy when blood sugar is inadequately controlled by the combination of metformin and sulfonylurea, or metformin and thiazolidinedione. If sufficient glycemic control is not achieved with insulin and metformin, this drug may be used in combination. In various situations, it effectively improves blood sugar control in patients with type 2 diabetes.

How to take

Adult dose

This drug is generally taken twice a day with food, and the dosage is gradually increased to reduce gastrointestinal adverse reactions caused by metformin. 1. Patients who are not currently treated with metformin: - The initial dose of this drug 50/500 mg is taken as 1 tablet twice daily. - If needed, the dose may be increased to this drug 50/1000 mg taken as 1 tablet twice daily. 2

Precautions

This drug contains sitagliptin and metformin, both of which are used in the treatment of diabetes. Firstly, sitagliptin can rarely cause serious allergic reactions, so if symptoms such as skin rash, hives, or difficulty breathing occur, the patient should stop taking the medication immediately and seek medical attention. Additionally, there is a risk of acute pancreatitis, which can cause inflammation of the pancreas, so if abdominal pain, vomiting, or severe abdominal pain occurs, a medical facility should be visited promptly. Metformin can rarely cause a serious metabolic abnormality called lactic acidosis, which is a dangerous condition that occurs when lactic acid accumulates excessively in the body. This condition is particularly likely to occur in patients with poor kidney function, liver dysfunction, severe infections, or dehydration. This drug should not be administered to patients with moderate to severe decreased kidney function, acute heart failure, acute myocardial infarction, sepsis, or other acute diseases. Furthermore, the use of this drug should be temporarily discontinued before and after undergoing examinations that use radiologic contrast agents due to the risk of worsening kidney function and lactic acidosis. It is also not recommended for pregnant women or nursing mothers. Patients should be vigilant for hypoglycemic symptoms while taking this medication, especially if it is taken in conjunction with insulin or sulfonylurea, as the risk of hypoglycemia is heightened. Moreover, this drug can occasionally cause gastrointestinal disturbances (diarrhea, nausea, vomiting, abdominal pain), headaches, and upper respiratory infections. If symptoms are severe, patients should consult their doctor. Regular kidney function and blood tests should be conducted before and during treatment, and vitamin B12 levels should also be periodically checked. Alcohol can increase the risk of lactic acidosis while taking this medication, so excessive drinking should be avoided. If eating becomes difficult due to surgery or significant illness, the use of this drug should be temporarily suspended and resumed after recovery. Finally, if severe joint pain or blisters on the skin occur while taking this medication, the patient should immediately inform their doctor. This drug requires careful monitoring and regular testing based on the patient's condition, and medical personnel should be consulted immediately if abnormal symptoms occur.

Side effects and when to seek care immediately

Serious side effects

  • Hives
  • angioedema
  • anaphylaxis
  • rash
  • Stevens-Johnson syndrome
  • severe allergic reactions
  • acute pancreatitis
  • acute renal failure
  • difficulty breathing
  • unstable angina
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  • abdominal pain (serious adverse event)
  • headache (serious adverse event)
  • dizziness (serious adverse event)
  • severe hypoglycemia
  • lactic acidosis
  • jaundice
  • severe edema
  • hypertension
  • severe and disabling arthralgia
  • blistering dermatitis

Mild side effects

  • Diarrhea
  • nausea
  • vomiting
  • abdominal pain
  • upper respiratory infections
  • nasopharyngitis
  • headache
  • hypoglycemia
  • myalgia
  • limb pain
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  • back pain
  • pruritus
  • thrombocytopenia
  • itching
  • dizziness
  • decreased appetite
  • gastrointestinal disturbances

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

Storage

This medication should be stored in an airtight container to prevent exposure to air or moisture. It is advisable to maintain a storage temperature between 1 degree and 30 degrees Celsius at room temperature. Proper storage will help maintain the drug's efficacy and safety.

Appearance and packaging

Appearance

Pink oval film-coated tablet

Package unit

30 tablets/box [(10 tablets/PTP x 3)]

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.

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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.