In college, Adducul, a three-time Most Valuable Player, led the
San Sebastian Stags to five consecutive
NCAA basketball championships from 1993 to 1997. He won the NCAA Seniors Most valuable Player (MVP) back-to-back from 1996 and 1997. At the same time, he was a star in the
Philippine Basketball League playing for the defunct Chowking Food Masters, his UAAP counterpart at that time and later Arch-rival was Danny Ildefonso. In 1998, Adducul joined the Philippines' second professional league, the now defunct
Metropolitan Basketball Association. In 1999, he led the
Manila Metrostars to a championship together with American
Alex Compton, and was awarded with the Play-off MVP and the Finals MVP. In 2000, Adducul was named MBA Most Valuable Player. In 2001, the Metrostars merged with the
Batangas Blades and the coalition team won that year's championship. Unfortunately, the league did not last long and Adducul ended his career in the MBA with the Pangasinan Waves in 2002. Adducul is a many-time member of the
Philippine national basketball team. In 1994,he played for the
Philippines at the 19-and-under
FIBA Asia Championship. Then, he led the country to four consecutive
Southeast Asia Basketball Association championships (1998–2001). He also led the national team to three consecutive
South East Asian Games gold medals (1997, 1999, 2001). Adducul is a three-time member of the FIBA Asia All-Star Selection (1997, 1998, 2000) and in 2000, he led the All-Star team against the Philippine Basketball Association All-Stars. At the same year, he returned briefly in the Philippine Basketball League and won that year's MVP award. In 2003, he was drafted 2nd overall by the
Barangay Ginebra Kings in the
Philippine Basketball Association (PBA). He won two consecutive championships with the Kings in the 2004 and 2005 PBA seasons. In October 2006, he was traded to the
San Miguel Beermen in a three-way trade involving the Gin Kings and the
Red Bull Barako. In May 2007, he was traded to Red Bull in exchange for
Enrico Villanueva. After two days of trading him to the Barako, Adducul was shipped to the
Purefoods Tender Juicy Giants for
Don Camaso where he won his third and final championship during the
2010 Philippine Cup. He went on to finish his pro career playing for the
Powerade Tigers and the
GlobalPort Batang Pier. ==PBA career statistics==