The U.K. is in the midst of a falling out with big pharma over drug pricing. Merck has walked away from a £1 billion facility in London and pulled its research activities altogether. Now Eli Lilly, Sanofi and AstraZeneca are all rethinking their investments in the country. CNBC's Ritika Gupta discusses with Jimmy Muchechetere, global healthcare & industrials equity research analyst at Investec.

The U.K. is in the midst of a falling out with big pharma over drug pricing. Merck has walked away from a £1 billion facility in London and pulled its research activities…

A number of global pharma firms have pulled or paused U.K. investment plans amid waning government support and drug pricing talks.

Eli Lilly Chief Executive Officer Dave Ricks says a pullback in U.K. biopharmaceutical investments should send a message to U.S. policymakers.