A new drug, NoKittehn, that keeps dogs from chasing cats is…

A new drug, NoKittehn, that keeps dogs from chasing cats is being tested. For this drug, 200mg is given orally one time daily. Blood is drawn from a test dog over eight hours after receiving one dose.    Mean Plasma Concentration (ng/mL) of 200mg NoKittehn Over Time (minutes)   0 minutes 30 minutes 60 minutes 90 minutes 120 minutes 150 minutes 180 minutes 8 hours Oral 0 10 50 100 120 100 80 60   What is the peak concentration of this drug? You must include units in order to be correct. 

A client calls wanting to get an additional six months of he…

A client calls wanting to get an additional six months of heartworm prevention. She only bought six months worth when she was in six months ago. The veterinarian wrote the prescription to have one refill, which has not yet been used. Can the clinic legally fill this prescription?