Januvia Medication Information:

Januvia medication comes in several different strengths; click on the strength you need to view prices from pharmacies competing to earn your business.

Januvia 25 mg
Januvia 50 mg
Januvia 100 mg

About Januvia

What Januvia is used for

JANUVIA is used in combination with metformin to improve blood sugar levels in adult patients with type 2 diabetes mellitus in addition to diet and exercise.

What Januvia does

JANUVIA is a member of a class of medicines called DPP-4 inhibitors (dipeptidyl peptidase-4 inhibitors). JANUVIA helps to improve the levels of insulin when blood sugar level is high, especially after a meal. JANUVIA also helps to decrease the amount of sugar made by the body. JANUVIA is unlikely to cause low blood sugar (hypoglycemia).

What is type 2 diabetes?

Type 2 diabetes is a condition in which your body does not make enough insulin, and/or does not use the insulin that your body produces as well as it should. When this happens, sugar (glucose) builds up in the blood. This can lead to serious problems.

When Januvia should not be used

Do not take JANUVIA if you are allergic to any of the ingredients in JANUVIA.

What the medicinal ingredient is

Sitagliptin phosphate monohydrate.

What the important nonmedicinal ingredients for Januvia are

Each film-coated tablet of JANUVIA contains the following inactive ingredients: microcrystalline cellulose, anhydrous dibasic calcium phosphate, croscarmellose sodium, magnesium stearate, and sodium stearyl fumarate. In addition, the film coating contains the following inactive ingredients: polyvinyl alcohol, polyethylene glycol, talc, titanium dioxide, red iron oxide, and yellow iron oxide.

What dosage forms Januvia comes in

Tablets. Each tablet contains 100 mg sitagliptin.

Warnings and Precautions

BEFORE you use JANUVIA talk to your physician or pharmacist if:

  • you have type 1 diabetes.

  • you have or have had diabetic ketoacidosis (increased ketones in the blood or urine).

  • you have or have had an allergic reaction to JANUVIA.

  • you have congestive heart failure.

  • you have or have had kidney problems.

  • you have liver problems.

  • you are pregnant or plan to become pregnant. JANUVIA is not recommended for use during pregnancy.

  • you are breast-feeding or plan to breast-feed. It is not known if JANUVIA passes into breast milk.

JANUVIA is not recommended for use in children under 18 years of age.

Interactions with Januvia

Tell your physician or pharmacist about all the medicines you take. This includes prescription and non-prescription medicines, and herbal supplements.

Proper Use of Januvia

Take JANUVIA exactly as your physician has prescribed.

Usual dose

100 mg once daily by mouth with or without food.


If you take more than the prescribed dosage of JANUVIA, contact your physician or poison control centre immediately.

Missed dose

If you miss a dose, take it as soon as you remember. If you do not remember until it is time for your next dose, skip the missed dose and go back to your regular schedule. Do not take a double dose of JANUVIA on the same day.

Side Effects for Januvia and What to Do About Them

Like all medicines, JANUVIA may cause side effects.

The most common side effects of JANUVIA include: stuffy or runny nose and sore throat.

Tell your physician or pharmacist if you develop any unusual side effects, or any of the above side effects that do not go away or gets worse.

The following additional side effects have been reported in general use with JANUVIA:

  • Allergic reactions, which may be serious, including rash, hives, and swelling of the face, lips, tongue, and throat that may cause difficulty in breathing or swallowing. If you have an allergic reaction, stop taking JANUVIA and call your physician right away. Your physician may prescribe a medication to treat your allergic reaction and a different medication for your diabetes.

  • Inflammation of the pancreas.

Serious Side Effects, How Often They Happen and What to Do About Them
Symptom/Effect Talk with your doctor or pharmacist Stop taking drug and call your doctor or pharmacist
Only if severe In all cases
Rare Allergic reactions including rash, hives, and swelling of the face, lips, tongue, and throat that may cause difficulty in breathing or swallowing.    

This is not a complete list of side effects. For any unexpected effects while taking JANUVIA, contact your physician or pharmacist.

Januvia Facts

JANUVIA is classified an oral antihyperglycemic (anti-diabetic drug) of the DPP-4 class.

The active ingredient in JANUVIA was approved by the FDA in October 2006.

JANUVIA has a bioavailability of 87% and is metabolized in the liver.

JANUVIA is the trade name of a prescription medication which contains the active ingredient sitagliptin.


Technical Information