UW-Platteville (15-3) built a 7-0 lead in the nightcap after scoring two runs in the first, three in the fourth and two more in the fifth.
Jillian Garcia singled home two runs in the seventh with Druskis following with a 2-run single as the Beavers scored all four of their runs in the final frame.
Garcia and Druskis each finished 1-for-4 in the contest with the two RBI's apiece. Keirsten Trayte tallied a team-leading two hits with Elwood adding a double for the team's only extra-base knock.
Trayte made the start inside the circle and pitched four innings before being lifted to start the fifth. She was charged with five runs and six hits. Kenzie Dumbaugh took over in relief and surrendered a pair of runs and three hits in her one inning before Grace Fuhrman pitched the final inning, allowing one hit and striking out one.
Buena Vista is 7-13 on the year and turns right around on Saturday and plays a non-conference doubleheader at Cornell College starting at 1 p.m.