GNH USA

Europe — EMA

Januvia

GNH USA supplies Januvia (Sitagliptin), a dipeptidyl peptidase‑4 (DPP‑4) inhibitor for type 2 diabetes mellitus. Request a quote for global supply.

Sitagliptin

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What is Sitagliptin?

Sitagliptin, the active ingredient in Januvia, is a dipeptidyl peptidase‑4 (DPP‑4) inhibitor presented as an oral tablet for oral administration. It is indicated for the management of type 2 diabetes mellitus in adult patients, helping to improve glycaemic control when used in combination with diet and exercise.

GNH USA supplies Januvia as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide, ensuring quality assurance and regulatory compliance for global distribution. We provide reliable logistics, batch traceability and support for import documentation.

What is Sitagliptin used for?

Januvia (sitagliptin) belongs to the DPP‑4 inhibitor class used to manage type 2 diabetes mellitus. It works within the glucose‑regulation pathway to improve glycaemic control. - Type 2 diabetes mellitus: improves blood glucose levels as part of a comprehensive treatment plan that includes diet and exercise.

What are the side effects of Sitagliptin?

Sitagliptin may cause adverse reactions; the following side effects have been reported.

Common Side Effects: - Nasopharyngitis: mild inflammation of the nasal passages and throat. - Headache: transient head pain of varying intensity. - Upper respiratory tract infection: symptoms such as cough and sore throat. - Nausea: feeling of stomach upset or urge to vomit. - Diarrhoea: loose, frequent stools.

Serious or Rare Side Effects: - Pancreatitis: severe abdominal pain requiring immediate medical attention. - Severe allergic reactions: including angioedema or anaphylaxis. - Joint pain: unexplained arthralgia that may be disabling. - Hypoglycaemia (when combined with insulin or sulfonylureas): low blood sugar episodes. - Hepatic enzyme elevations: rare liver function abnormalities.

What precautions apply to Sitagliptin?

When prescribing or dispensing sitagliptin, consider the following precautions. - Assess renal function: dose adjustment may be required in patients with impaired renal function. - Monitor for signs of pancreatitis: discontinue if pancreatitis is suspected. - Avoid in patients with known hypersensitivity to sitagliptin or any excipients. - Use caution with concomitant insulin or sulfonylureas: increased risk of hypoglycaemia. - Store at ambient temperature: keep in the original container, protect from moisture and light.

What does Sitagliptin interact with?

Sitagliptin can interact with other medicines; notable interactions include:

Major Interactions (Avoid): - Insulin or sulfonylureas: may increase risk of hypoglycaemia. - Rifampin: may reduce sitagliptin plasma concentrations, decreasing efficacy. - Strong CYP3A4 inhibitors (e.g., ketoconazole): may increase sitagliptin exposure.

Moderate Interactions (Monitor Closely): - ACE inhibitors: possible increased risk of angioedema. - Diuretics: may affect glucose control; monitor blood sugar. - Warfarin: may require INR monitoring due to potential interaction.

Frequently asked questions

What is Januvia used for?+
Januvia (sitagliptin) is prescribed to improve blood glucose control in adult patients with type 2 diabetes mellitus. It is used as an adjunct to diet and exercise, helping to lower fasting and post‑prandial glucose levels when other lifestyle measures alone are insufficient.
How does sitagliptin work?+
Sitagliptin works by selectively inhibiting the enzyme dipeptidyl peptidase‑4 (DPP‑4). This inhibition raises the levels of the incretin hormones GLP‑1 and GIP, which in turn increase insulin secretion and decrease glucagon release in a glucose‑dependent manner, leading to better glycaemic control.
What is the usual dose of sitagliptin?+
The dose of sitagliptin is determined by the prescribing clinician based on individual patient factors such as renal function and concomitant therapy. A common starting regimen is 100 mg taken once daily, but the prescriber may adjust the amount according to clinical response and safety considerations.
Is sitagliptin safe during pregnancy or breastfeeding?+
Safety of sitagliptin in pregnancy has not been established and it is classified as a pregnancy category of unknown risk. It should be used only if the potential benefit justifies the potential risk to the fetus. Sitagliptin is excreted in breast milk, so breastfeeding is not recommended unless the benefits outweigh the risks.
How do I order Januvia from GNH USA?+
To order Januvia, submit an enquiry on the product page at gnh-usa.com specifying the required quantity. GNH USA supplies hospitals, pharmacies and procurement teams across international markets. After verification of trade or institutional credentials, the sales team will respond with pricing, availability, shipping details (including any cold‑chain requirements) and the necessary import documentation.
How does sitagliptin compare with other antidiabetic drugs?+
Compared with sulfonylureas, sitagliptin has a lower risk of causing hypoglycaemia and is weight‑neutral. Unlike metformin, which primarily reduces hepatic glucose production, sitagliptin enhances the incretin pathway, offering an alternative mechanism of action that can be combined with other agents for additive glucose‑lowering effects.
What are the storage requirements for Januvia?+
Store Januvia at ambient temperature below 25 °C. Keep the tablets in the original blister pack, protect them from moisture and direct light, and avoid storing them in bathrooms or near heat sources to maintain product stability.
How is Januvia administered?+
Januvia is taken orally, usually once daily. It can be swallowed with or without food, according to the prescriber’s instructions. Patients should follow the dosing schedule provided by their healthcare professional and not alter the timing without medical advice.
What are the most serious risks to watch for while taking sitagliptin?+
The most serious adverse events associated with sitagliptin include acute pancreatitis, severe allergic reactions such as angioedema or anaphylaxis, and rare cases of hepatic injury. If patients experience persistent abdominal pain, swelling of the face or throat, or signs of liver dysfunction, they should seek immediate medical attention.
Who should not use sitagliptin?+
Patients with a known hypersensitivity to sitagliptin or any of its tablet excipients should avoid the medication. Individuals with a history of pancreatitis, or those with severe renal impairment where dose adjustment is not feasible, are also contraindicated. Clinicians should evaluate each patient’s medical history before initiating therapy.
Information provided on this page is for educational use by procurement and clinical professionals. Always consult a licensed healthcare provider for medical advice and prescribing decisions. GNH USA supplies this product subject to applicable regulatory and licensing requirements.

Product details

Drug
Sitagliptin
Route
Oral Use
Manufacturer
Merck Sharp & Dohme B.V.
Origin
EU

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