Feb 3 (Reuters) - Pakistan Prime Minister Shehbaz Sharif on Friday said the International Monetary Fund was giving his country a tough time over unlocking a $1 billion loan at a time when the country's economic situation is "unimaginable".

Pakistan secured a $6 billion IMF bailout in 2019, which was topped up with another $1 billion last year. An IMF delegation is in Pakistan to restart stalled talks for releasing the $1 billion loan. (Reporting by Shivam Patel in New Delhi; Editing by Christian Schmollinger)