Oxymetazoline decreases rate of butorphanol absorption but does not affect total fraction absorbed, resulting in slower onset of action.
Source: NLP:butorphanol tartrate
Oxymetazoline Interactions
2 interactions on record
Oxymetazoline decreased mean AUC and Cmax of total testosterone by 2.6% and 3.6% respectively when given 30 minutes prior to testosterone; no clinically significant impact on absorption.
Source: NLP:testosterone