He played 596 Ligue 1 matches over 17 seasons, which stood as a record for several years, and won three national championships during his career, two with Bordeaux.

During his 11-year spell at the Stade de la Meinau he never played less than 31 matches, appearing in all 38 in the 1978–79 campaign as the team conquered their first-ever domestic league.

[3] Aged 34, Dropsy joined FC Girondins de Bordeaux, where he remained until his retirement always as first choice.

He was selected as an uncapped member for the 1978 FIFA World Cup squad, benefitting from injury to his former Strasbourg teammate André Rey; in the last group phase fixture, as both countries had already been eliminated, he appeared in the 3–1 win against Hungary in Mar del Plata.

He never played the sport professionally, his biggest achievement being signing a short-term contract with Bordeaux in 2006 to serve as fourth choice.