Fig. 3From: The efficacy of oral pain relief cocktail during pan-retinal photocoagulation for diabetic retinopathy: a randomized clinical trialThe mean VAS in the studied sessions, there was no significant difference in VAS levels between different sessions (P-value = 0.512). N a combination of analgesic drugs (including 325 mg acetaminophen, 200 mg ibuprofen, and 40 mg caffeine), P pregabalin (75 mg), NP a combination of N and PBack to article page