TABLE Al. SUMMARY OF THE INCIDENCE OF NEOPLASMS IN MALE RATS IN THE TWO-YEAR FEED 



STUDY OF NITROFURANTOIN (Continued) 



Untreated Control 



Low Dose 



High Dose 



GENERAL BODY SYSTEM 

 None 



INTEGUMENTARY SYSTEM 

 Mammary gland 

 Adenoma 

 Fibroadenoma 



(46) 



1 (2%) 



2 (4%) 



(49) 

 4 (8%) 



(46) 

 2 (4%) 



79 



Nitrofurantoin, NTP TR 341 



