3630
This coma was prevented with 1 . 68 mmol L - dopa given by gastric intubation 15 minutes before the ammonium salt injection .
 Disease: coma; Chemical: L - dopa; Chemical: ammonium salt
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: coma; Chemical: L - dopa; Chemical: ammonium salt