"It's hard to say now about the Southampton game, it's not too cool to think about the next game really before you play the first one, but you can't ignore it".
He had a mixed first year with Liverpool last season, as a spate of injuries problems disrupted him.
Klopp said: "I don't want to make now [an] exact prognosis on when he will be back but it will not tomorrow for sure, so now then we have to see".
Whether or not Chelsea mix it up remains to be seen but regardless of what approach Lampard takes the Blues will do well to avoid a repeat of Sundays beating when they come up against a superior Liverpool side. Early indications suggest that the Brazilian could be out for between four to six weeks.
The Spaniard played the remainder of the match and was beaten by Teemu Pukki as the Reds ran out 4-1 winners. He will be working through this week on fitness.
What's more the King of the Kop tends to turn up on big occasions and he could be on penalty duty should one be awarded (9/4 William Hill) and it was Salah of course who scored from the spot in last seasons Champions League final.
"My answer would be finally, I think it is time", he said when asked about Frappart's appointment.
"I will speak to him today and make a decision on that with him". We spoke a lot about the goalie situation apart from what we have to do [on Wednesday]!
"So we will see, but real injuries, no, little knocks, yes", he added.
"We can not now do the hardest training with him every day and stuff like this, we have to make him match fit every day, that's how it is".
Alisson's loss for an extended period would represent a blow to the club he joined from Roma in a £65million switch last summer.
It has been a frustrating time for Keita, who was forced to pull out of the Africa Cup of Nations after a recurrence of the thigh injury that had kept him out of Liverpool's Champions League final triumph.