A new weight loss drug, Mounjaro, promises to help people lose up to a quarter of their body weight.

Mounjaro, also called the 'King Kong' of slimming injections, is a new weight loss drug. The brand name for thyrepatide, Mounjaro, is a weekly injection licensed to treat type 2 diabetes. Studies have shown that some users can lose up to 25% of their weight in 18 months.