On 6 January 2018, Liverpool confirmed that they had reached an agreement with La Liga club Barcelona for the transfer of Coutinho. His transfer fee is reported to be an initial £105 million, which could rise to £142 million with various clauses being met.During his medical, he was diagnosed with a thigh injury sustained a few days before joining Barcelona, ruling him out for three weeks.[85] He made his debut for Barcelona on 25 January 2018, in a 2–0 (agg. 2–1) win against his former club RCD Espanyol in the quarter-finals of the Copa del Rey, coming on as a 68th minute substitute for captain Andrés Iniesta.Assisted by his former Liverpool FC teammate Luis Suárez, Coutinho scored his first Barcelona goal on 8 February 2018 against Valencia CF in the second leg of the Copa del Rey semi-finals just four minutes after coming on as a half-time substitute