A spokeswoman told the Press Association on Saturday: "He is now conscious and surrounded by family". His organs are shutting down, and as one source put it, "It's looking grim".
David Cassidy is in hospital in an induced coma in critical condition, according to reports. No additional details were provided.
TMZ had reported that David was admitted to a Florida medical center three days ago and was suffering liver and kidney failure. He became a teen idol, fueling his fame with such heart-throb hit as I Think I Love You.
He continued his acting and music career for decades until his retirement earlier this year when he announced he had dementia. I want to enjoy life'.
In "The Partridge Family", Cassidy played a young man named Keith whose widowed mother formed a touring pop band with her children, including himself.
After the show ended in 1974, he focused on recording and songwriting but continued to act in smaller roles.