"We are obviously in close contact with him and it improved already - but in this moment I can't say if he will be available for tomorrow".
Liverpool beat Spurs 2-1 on Saturday as they won their fifth consecutive game to continue a flawless start to their Premier League campaign.
"In the moment, it is a different club to the club I joined when I came in".
"The performance was better than the result and the result is flawless", he said.
Pochettino's side effectively ended talk of a Wembley hoodoo when they beat Jurgen Klopp's team 4-1 last October and the Argentinian is not expecting a repeat of the limp performance at Vicarage Road.
"It is still so unbelievably hard".
One wrote: "We love you too Bobby". "We could take Liverpool as an example with their deep, simple, fast game, with a lot of intensity".
"With and without the ball we caused them massive problems".
Meanwhile, the Liverpool manager is unsure on the severity of Firmino's facial injury that forced him off in the 74th minute on Saturday following a duel with Jan Vertongen.
"In the preparation, I have to make sure that we know about it".
"The players don't really know what's going on, but hopefully it will be done soon enough and we can play there", Eriksen told Press Association Sport.
"Maybe I repeat again but after Manchester United, all the signals from the team were that we were going to crash".
"I didn't see it back".