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The occurrence of neuromuscular blockade and the resulting potentiation of muscle relaxants during magnesium sulfate ( MgSO4 ) administration is well known .
 neuromuscular blockade, magnesium sulfate; neuromuscular blockade, MgSO4; potentiation of muscle relaxants, magnesium sulfate; potentiation of muscle relaxants, MgSO4
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:
 neuromuscular blockade, magnesium sulfate; neuromuscular blockade, MgSO4; potentiation of muscle relaxants, magnesium sulfate; potentiation of muscle relaxants, MgSO4