-dralazine
Antihypertensives (hydrazine-phthalazines)
-erg-
ergot alkaloid derivatives
estr-
estrogens
-fibrate
antihyperlipidemics
-flurane
inhalation anesthetics
-gest-
progestins
-irudin
anticoagulants
-leukin
interleukin-2 derivatives
lukast
leukotriene antagonists
-mab
monoclonal antibodies
-mantadine
antivirals
-monam
monobactam antibiotics
-mustine
antineoplastics
-mycin
Antibiotics (streptomyces strains)
-olol
beta-blockers (propranolol type)
-olone
Steroids (no prednisone derivatives)
-oxacin
Antibiotics (quinolone derivatives)