
A B Phylline Caps
Sun Pharma - Capsule - 15 S
Prescription required
Sitagliptin (25mg)
Istavel 25 Tablet is used for lowers blood pressure, relaxes blood vessels, improves heart function.
Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated September 2026
Istavel 25 Tablet contains Sitagliptin (25mg). It belongs to the DPP-4 inhibitor class of medicines.
DPP-4 inhibitor that increases incretin levels to enhance insulin and reduce glucagon.
Take as directed by the physician, with or without food. Do not crush or chew the tablet.
Take it exactly as your doctor prescribed. Do not change the dose or stop early on your own.
If you miss a dose of Istavel 25mg Tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.
An overdose of this medicine may cause low blood sugar, particularly if you also take other diabetes medicines. Do not wait for symptoms to appear — go to the nearest emergency department and take the pack or strip with you.
Most side effects of Istavel are mild and settle as the body adjusts. Reported side effects include:
Stop the medicine and seek help immediately for a rash, swelling of the face or lips, wheezing or difficulty breathing. Tell your doctor about any side effect that persists or worries you.
| Pregnancy | Pregnancy CONSULT YOUR DOCTOR |
|---|---|
| Breastfeeding | Breast feeding CONSULT YOUR DOCTOR |
| Alcohol | Alcohol UNSAFE |
| Driving | Driving SAFE |
| Kidney | Kidney CAUTION |
| Liver | Liver CAUTION |
| Habit forming | No |
Report severe abdominal pain (possible pancreatitis).
Not for anyone with a known allergy to this medicine or to any ingredient in the pack. Not for type 1 diabetes or for diabetic ketoacidosis.
Low blood sugar is more likely when this is combined with a sulfonylurea or insulin; your doctor may lower that dose.
Store at room temperature.
Istavel 25mg Tablet should be taken at the same time every day since this helps you remember to take it. It may cause hypoglycemia (low blood sugar level) when used with other antidiabetic medicines or alcohol, or if you delay or miss a meal. Always carry some sugary food or fruit juice with you in case you experience hypoglycemia symptoms such as cold sweats, cool, pale skin, tremors, and anxiety. Be careful while driving or operating machinery until you know how Istavel 25mg Tablet affects you. Inform your doctor if you notice joint pain or develop symptoms such as stomach pain, nausea, and/or vomiting. You should continue to exercise regularly, eat a healthy diet, and take your other diabetes medicines along with this medicine. Monitor your blood sugar level regularly while taking this medicine.

Sun Pharma - Capsule - 15 S
Prescription required
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Prescription required
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Prescription required

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Prescription required

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Prescription required

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Prescription required

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Prescription required
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Prescription required

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Prescription required

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Prescription required
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Prescription required

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Prescription required

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Prescription required
The information on Istavel 25 Tablet is compiled from the manufacturer's prescribing information and the sources below, and is reviewed by a registered medical practitioner. It does not replace advice from your own doctor.