Few big pharma stocks have been bigger winners over the last three years than Eli Lilly and Novo Nordisk. Lilly now ranks as the largest drugmaker in the world, with a market cap of $844 billion, after its shares skyrocketed more than 270%. Novo Nordisk stock is up around 75% despite a pullback in recent months.

In this week’s edition of InnovationRx, we look at Eli Lilly’s weight-loss pill stockpiling, scaling stem cell manufacturing, the growing measles outbreak in Texas,

Eli Lilly launched an ad campaign on Friday, cautioning patients against the risks of unapproved weight-loss drugs in its latest attempt to fend off competition from copies of its weight-loss drug.