Complex sentence: Lorazepam has anxiety-reducing effects and its best-known indication is the short-term management of severe anxiety; in the US, the FDA advises against use of benzodiazepines such as lorazepam for longer than four weeks.
Split into simpler sentences: Lorazepam has anxiety-reducing effects and its best-known indication is the short-term management of severe anxiety. In the US, the FDA advises against use of benzodiazepines such as lorazepam for longer than four weeks.