Isak, 25, remains non -free that he will never play for Newcastle again, he has insisted on a switch to Premier League champions Liverpool.
Newcastle will organize the side of Arne Slot on Monday (August 25), whereby the Sweden International is not expected to leave this summer.
According to Corriere Dello Sport, the side of Eddie Howe is still looking for a new striker in the summer and they have paid their attention to Vlahovic, 25.
The Serbia -International has been told to find a new club from Juventus, although no movement will take place until late in the summer window.