Complex sentence: Benzodiazepines such as diazepam or lorazepam, are the most commonly used drug for the treatment of alcohol withdrawal and are generally safe and effective in suppressing alcohol withdrawal signs.
Split into simpler sentences: Benzodiazepines such as diazepam or lorazepam, are generally safe and effective. Benzodiazepines are the most commonly used drug for the treatment of alcohol withdrawal and are generally safe and effective in suppressing alcohol withdrawal signs.