How Saxenda Works (and How Fast)
How Saxenda works: a plain explanation, with the facts from the prescribing information.
- Active ingredient
- liraglutide
- Manufacturer
- Novo Nordisk
- How it is taken
- Daily injection
- FDA-approved for
- Weight loss

Saxenda: a quick look
Its half-life is about 13 hours. After 13 h, half is gone; after five half-lives (2.7 d), about 3% remains.
SCALE Obesity, Prediabetes, 56 weeks: results were 7.4% for body weight, against 3% on placebo.
Sources: FDA label (DailyMed).