You can still function with effort. Stronger painkillers are only partially effective. 8 Physical activity severely limited. You can read and converse with effort. Nausea and dizziness set in as factors of pain.
Stronger painkillers are minimally effective.
Strongest painkillers reduce pain for 3-4 hours. 9 Unable to speak. Crying out or moaning uncontrollably - near delirium. Strongest painkillers are only partially effective. Pain makes you pass out.