The Argentine, though, received treatment for a dead leg after scoring the equaliser and was hobbling after the match.
"I imagine that he can't be too bad, but I'm not able to reveal anything".
"Between tomorrow and the day afterwards we'll need to see exactly how he is and what he has", Valverde said.
A few other high-profile players feature in the ranking - click through the gallery above to see the rest of the top 10!
Barca might also be cautious, given they have a testing month of fixtures ahead.
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Suarez also failed to find the net in his only meeting against Los Blancos with another club, finding himself on the end of a 4-0 thrashing in November 2010's Champions League group tie at the Amsterdam ArenA. The next two will come back-to-back, with the second leg of the Copa del Rey scheduled for February 27 before a La Liga fixture on 2 March, both at the Santiago Bernabeu.
Asked whether Vinicius' recent displays made him undroppable, Solari replied more shortly that: "Nobody is undroppable in football".
"They were in a completely different place then, which needs to be taken into consideration", he said of Madrid, who have won seven of their last eight matches in all competitions. The fact two teams are in such good form at the moment makes it more attractive and we're really looking forward to the game.
"When we prepare the game obviously we have the reference of the players and how they performed [in the 5-1], but there was a different morale [at Madrid] at that time, that counts for a lot".
Ousmane Dembélé, who recently recovered from an ankle injury and is now battling tonsilitis also trained having worked out on his own on Monday. "If Messi's ready he will play, if he's not he won't".
Atletico Madrid face Real Betis on Sunday, bidding to close the gap with leaders Barcelona to three points.