7939
Caution in longterm usage and early recognition of pentazocine toxicity as a neuromuscular complication are important in order to prevent irreversible drug - induced fibrous myopathy and localized neuropathy .
 fibrous myopathy, pentazocine; neuromuscular complication, pentazocine; neuropathy, pentazocine; pentazocine toxicity, pentazocine
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 fibrous myopathy, pentazocine; neuromuscular complication, pentazocine; neuropathy, pentazocine; pentazocine toxicity, pentazocine