Former Trump adviser Elon Musk condemned allegations that he used drugs extensively last year. The New York Times published a report on Friday claiming that Musk took ketamine so frequently that it affected his bladder.

Elon Musk interrupted a reporter who started to ask about a New York Times story alleging he used a copious amount of drugs and travelled with a pill box that appeared to contain Adderall last year as he ramped up his donations to President Donald Trump—blasting the paper,

The New York Times defended its reporting on Elon Musk ‘s drug use, after he claimed that the publication was “lying” in its article that claimed he was, among other things, “taking so much ketamine, a powerful anesthetic, that it was affecting his bladder, a known effect of chronic use. He took Ecstasy and psychedelic mushrooms.”