Complex sentence: Frequent use of nitrazepam may cause dependence, and when the drug is reduced or stopped, withdrawal symptoms occur, such as a worsening of insomnia compared to baseline typical after discontinuation of nitrazepam even after short-term single nightly dose therapy.
Split into simpler sentences: Frequent use of nitrazepam may cause dependence and when the drug is reduced or stopped, withdrawal symptoms occur. Withdrawal symptoms including a worsening of insomnia compared to baseline typically occurs after discontinuation of nitrazepam even after short term single nightly dose therapy.