1. Anterograde amnesia refers to the inability to remember or retain new information. Drugs that cause this effect are the Benzodiazepines: Midazolam, lorazepam, nitrazepam, triazolam, temazepam and nimetazepam.

2. 

- Decrease the time it takes to fall asleep.

- Increase in total sleep duration.

- There is an increase in stage 2 of non-rapid eye movement

- Decrease in the duration of stage 4 non-rapid eye movement.

3. Barbiturates such as Midazolam, Diazepam and Lorazepam are used as a supplement therapy in anaesthesia. They can induce a calming effect in patients and even induce sleep.

4.  

- Phenobarbitone

-Clonazepam

-Clobazam

-Diazepam

-lorazepam.

- Nitrazepam

5. Inhibition of polysynaptic reflexes intern uncial transmission and depression of transmission at skeletal neuromuscular junctions (at high doses).

6. These drugs cause significant respiratory depression in pulmonary diseases and cardiovascular depression in cardiovascular diseases.  High doses of these drugs can result in death due to the depression of the medullary respiratory centre.