Janvia Tablet

Introduction

Janvia Tablet 50 mg is an oral antidiabetic medication used to treat type 2 diabetes. It is a member of the dipeptidyl peptidase-4 (DPP-4) inhibitor class of drugs and works by increasing levels of active incretins in the body, leading to an increase in insulin secretion.

Uses

Janvia Tablet 50 mg is used for the treatment of type 2 diabetes mellitus. It is used in combination with other diabetes medicines to improve glycemic control in adults when diet and exercise alone are not enough.

Brand Name	Janvia
Type	Tablet
Weight	50 mg
Generic	Sitagliptin
Manufacturer	ACME Laboratories Ltd.
Available in	English বাংলা

Mechanism of Action

Janvia Tablet 50 mg works by targeting an enzyme called DPP-4 (dipeptidyl peptidase-4). It blocks the activity of this enzyme, resulting in an increase of two hormones in the body called incretins, which stimulate the release of insulin.

How Long Does It Take To Work?

Janvia Tablet 50 mg generally begins to work in about 1 week and is usually taken once a day. After about 3-4 weeks its full effect should be noticed. However, the exact time it takes to work can vary from person to person.

Absorption

Janvia Tablet 50 mg is rapidly and extensively absorbed after oral administration with an average bioavailability of 87%. Maximum concentration (Cmax) is achieved in 1.5-2.5 hours.

Route of Elimination

Janvia Tablet 50 mg is rapidly and extensively metabolized in the liver and is primarily excreted by the kidneys with two metabolites being present in the urine. Less than 1% of the drug is eliminated unchanged in the urine.

Dosage

The recommended dose of sitagliptin is 50 mg twice a day and 100 mg once daily. Sitagliptin can be taken with or without food.

The recommended dose of Janvia Tablet 50 mg is 100 mg taken once daily. The maximum recommended dose is 100 mg per day. Your doctor may adjust your dose as needed. Your doctor may start you on a lower dose of Janvia Tablet 50 mg if needed.

Administration

Janvia Tablet 50 mg should be taken orally with or without food. It is important to take it once daily at the same time each day to get the most benefit from it.

Side Effects

The most common side effects of Janvia Tablet 50 mg are headache, upper respiratory tract infection, nausea, nasopharyngitis, and increased creatinine levels. Other less common side effects include diarrhea, dizziness, and rash.

Toxicity

High doses of Janvia Tablet 50 mg can lead to hypotension, hyperglycemia, and pancreatitis. The most severe adverse effects are anaphylaxis and angioedema.

Precautions

Janvia Tablet 50 mg should be used with caution in persons with renal impairment since renal elimination is a major route of elimination for this drug. It should also be used with caution in those with hepatic impairment.

Interactions

Janvia Tablet 50 mg may interact with other medications, including some diuretics, some antibiotics, some antidepressants, some nonsteroidal anti-inflammatory drugs (NSAIDs), some antifungals, and some medications used to treat HIV/AIDs.

Disease Interactions

Janvia Tablet 50 mg may interact with certain diseases, including kidney disease, liver disease, and congestive heart failure. It should be used with caution in these patients.

Drug Interactions

Janvia Tablet 50 mg may interact with other drugs, including certain diuretics, antibiotics, antidepressants, nonsteroidal anti-inflammatory drugs (NSAIDs), antifungals, and drugs used to treat HIV/AIDS. It is important to tell your doctor about all other medications you are taking before starting Janvia Tablet 50 mg.

Food Interactions

Janvia Tablet 50 mg may interact with certain foods and drinks, including high-fat foods and alcoholic beverages. It is important to avoid drinking alcohol while taking Janvia Tablet 50 mg, since this can increase the risk of side effects.

Pregnancy Use

Janvia Tablet 50 mg is not recommended for use during pregnancy since its safety in this population has not been established. The use of sitagliptin is not recommended in women who are pregnant or planning to become pregnant.

Lactation Use

Janvia Tablet 50 mg is not recommended for use during breastfeeding since its safety in this population has not been established. The use of sitagliptin is not recommended in women who are breastfeeding or planning to breastfeed.

Acute Overdose

Symptoms of acute overdose with sitagliptin include hypoglycemia, hypotension, and tachycardia. Patients should be monitored for these symptoms and treated accordingly.

Contraindication

Janvia Tablet 50 mg is contraindicated in patients with known hypersensitivity to any component of the product. It is also contraindicated in patients with type 1 diabetes or diabetic ketoacidosis.

Use Direction

Janvia Tablet 50 mg should be taken as directed by your doctor. It should be taken orally with or without food, once daily at the same time each day. Do not change your dose or stop taking it without talking to your doctor first.

Storage Condition

Janvia Tablet 50 mg should be stored at room temperature, in a light resistant container. Keep the container tightly closed and do not store it in moist, wet, or damp conditions.

Volume of Distribution

The volume of distribution for sitagliptin is approximately 16 L. There is a large range in the volume of distribution, with some estimates as high as 26 L.

Half Life

The average half-life of sitagliptin is estimated to be around 12-14 hours. This means that the drug is metabolized and eliminated from the body within this time frame.