Use of muscle relaxants by routine group UK neonatal units
| Relaxant | n (%) |
| Suxamethonium | 10 (56) |
| co-administered with: | |
| morphine + atropine | 5 |
| morphine | 3 |
| fentanyl | 1 |
| ketamine | 1 |
| Atracurium | 4 (22) |
| co-administered with: | |
| morphine | 3 |
| fentanyl | 1 |
| Pancuronium3-150 | 3 (17) |
| co-administered with: morphine | 3 |
| Vecuronium | 1 (6) |
↵3-150 One transferring unit also used pancuronium, in combination with morphine.