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Drug reference

Liraglutide

GLP-1 Receptor Agonist · Antidiabetic, Weight management

Also known as SAXENDA

GLP-1 Receptor AgonistAntidiabetic, Weight management
CDSCO approvedSchedule H
EXCRETION
not curated
INTERACTIONS
2 major
SEVERE in our sources
PREGNANCY
Use with caution.
FDA category + note
Top interactionssee all 4
  • BexaroteneSevereDatabaseDDInter
  • GatifloxacinSevereDatabaseDDInter

Mechanism

Liraglutide binds to, and activates, the GLP1 (glucagon-like peptide-1) receptor to increase insulin secretion, suppresses glucagon secretion, and slows gastric emptying.

Indications

Type 2 diabetes (in combination therapy when other treatment options have failed)Type 2 diabetes with established cardiovascular disease (for cardiovascular benefit)Adjunct in weight management (in conjunction with dietary measures and increased physical activity in individuals with a body mass index (BMI) of 30 kg/m2 or mor)Mitigate antipsychotic-induced weight gainImproved glycemic control in type 2 diabetesWeight loss in obese nondiabetic subjects (at higher doses)Added to oral agents or basal insulin for type 2 diabetestype 2 diabetes mellitus (alone or added to oral metformin ± SU or pioglitazone)antiobesity drug (being evaluated for nondiabetics)

Dosing

Adult
l INDICATIONS AND DOSE Adjunct in obesity (in conjunction with dietary measures and increased physical activity in individuals with a body mass index (BMI) of 30 kg/m2 or more or in individuals with a BMI of 27 kg/m2 or more in the presence of one or more weight related co-morbidity) ▶ BY MOUTH Adult 18–75 years: Initially 1 tablet daily for 7 days, then increased to 1 tablet twice daily for 7 day…

Pharmacokinetics

Peak effect
8-12 h
Duration
>24 hours
Half-life
12-14 h
Protein binding
Tight binding to plasma proteins
Excretion
Clearance primarily through metabolic pathways of large plasma proteins (little renal or intestinal excretion)

Side effects

Common
NauseaVomitingWeight lossdiarrhoea
Serious
  • Gallbladder disease (increased risk)
  • Pancreatitis (possible association)
  • Medullary carcinoma of the thyroid (contraindication)

Pregnancy & lactation

Pregnancy

Use with caution.

Lactation

Not specified

Drug interactions

Bexarotene
Severe
Database

Drug interaction classified as: synergy

Source: DDInter

Gatifloxacin
Severe
Database

Clinical effect not specified

Source: DDInter

Metformin
Moderate
Textbook

Increased risk of hypoglycaemia.

Monitor blood glucose and consider dose adjustment of metformin if combination is used.

Source: KDT 7e · p274

Sulfonylureas
Moderate
Textbook

Increased risk of hypoglycaemia.

Monitor blood glucose and consider dose adjustment of sulfonylureas if combination is used.

Source: KDT 7e · p274

8 additional low-confidence interactions hidden — those rows lack a documented mechanism or management plan in our sources.

Related guidelines

Other GLP-1 Receptor Agonist drugs

Ask House about Liraglutide

Continue into a citation-backed clinical answer with the drug context already attached.

Sources: KD Tripathi 7e, Goodman & Gilman 14e, BNF·Verified: 2026-05-13 · House clinical team