Usage patterns
抜本的な〈事〉a drastic/fundamental (reform, measure, etc.)
The government announced a drastic reform of its economic policy.
〈事〉を抜本的に見直すto fundamentally review/reexamine something
The company decided to fundamentally reexamine its management policy.
抜本的な対策を講じるto take drastic measures
The municipality should take drastic measures to address the declining birthrate.
抜本的に解決するto resolve something fundamentally/completely
It will take time to fundamentally resolve the problem.