on august 4, 1990, camacho fought miguel santos, 1-7-1, at pedrin zorrilla coliseum in san juan, winning by technical knockout in four rounds. one month and eleven days later, on september 15, he returned to action at the same coliseum, this time meeting julio cesar acevedo, 3-3-1, and winning by eight round unanimous decision. on october 20 of that year (1990), he had a rematch with jose luis de jesus, by then 5-2-2, at the pedrin zorilla coliseum, knocking de jesus out in three rounds.