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Saxagliptin

ONGLYZA

What it isDPP-4 inhibitor enhancing endogenous incretin action; type 2 diabetes.

Why this oneUnlike linagliptin, it needs renal adjustment and CYP3A4 review, with no offsetting cardiovascular advantage.

What limits itA heart-failure hospitalization signal distinguishes it adversely from other gliptins; pancreatitis and severe joint pain can occur.

FDA-approved for

FDA label

FDA dosingPopulationStartTargetMax
Type 2 diabetes mellitus (adjunct to diet and exercise)Adult2.5 mg or 5 mg QD5 mg/day

Renal CrCl ≤50 mL/min (moderate/severe or ESRD on hemodialysis): 2.5 mg QD, given after hemodialysis; mild (CrCl >50): no adjustment. Assess renal function before starting and periodically.

Hepatic No adjustment needed

Limit to 2.5 mg once daily when coadministered with strong CYP3A4/5 inhibitors.

Instructions

Contraindications

Cautions

Adverse reactions

Pregnancy Pregnancy Category B; no adequate human studies. Not teratogenic in animals. Use during pregnancy only if clearly needed.

Lactation Secreted in the milk of lactating rats; unknown whether secreted in human milk. Exercise caution when administering to a nursing woman.

NO BOXED WARNINGS

Principal riskHeart-failure hospitalization signal

Cost, est. cash$5–$150/month

Generic entry2023

Classes and tags

Clinical profile

Therapeutic safety burden2 / 4
Overdose danger2 / 4
Weight-gain liability0 / 4
Sedation liability0 / 4
QT / Torsades0 / 4
Direct muscarinic antagonism0 / 4
Embryofetal risk0 / 4

Legacy pregnancy categoryMultiple / indication-, trimester- or formulation-dependent

Defining liabilityAgent-specific hypoglycemia, ketoacidosis, volume, renal or gastrointestinal toxicity.

Mechanism of action: Saxagliptin ballicule

Saxagliptin ballicule: receptor binding, kinetics and half-life diagram

Open Saxagliptin in the interactive console ↗

Memory aids: mascots and interaction avatars

Saxagliptin ONGLYZA mascot mnemonic cartoon
“Sax on Liza”
DPP-4 inhibitor tea bag theme → gliptin → Lipton sweet tea (although opposite effect on blood glucose)
Saxagliptin CYP3A4 substrate avatar
CYP3A4 substrate

Open Saxagliptin in the interactive console ↗