Mr Putin’s fingers are also seen shaking as he held a pen, with supervisors also claiming he grabbed a mug believed to contain a cocktail of painkillers.
Analysts briefed on the president’s state of health also claimed that Alina Kabaeva, 37, and Mr Putin’s former lover, begged him to resign.
READ MORE: End of Putin? Dark new law hints at sudden departure of Russian leader
Professor Valery Solovei, The Moscow political scientist added that Mr Putin’s daughters, Maria Vorontsova, 35, and Katerina Tikhonova, 34, are pressuring him to resign.
He added to The Sun: “There is a family, they have a great influence on him.
“He intends to make his transfer plans public in January.”
Professor Soloveo also told the outlet that a new prime minister would be appointed by the president, who has been “prepared” to succeed him.
The reports come as Mr Putin personally drafted a law ensuring the former president could be made a senator for life.
He would see ex-Russian presidents benefit from lifelong immunity from criminal prosecution.
Mr Putin’s bill expands existing legislation that grants the incumbent president immunity from criminal or administrative liability.
The bill would allow lawmakers to override the immunity of former presidents with a two-thirds majority of both Russian legislative chambers, and requires approval from both before it becomes law.