Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Systemic clearance (CL) and apparent oral clearance (CLO) of S- and R-verapamil after intravenous (10 mg d7-S/R-verapamil) and oral (120 mg d0-S/R-verapamil) administration of verapamil to the older subjects before and during treatment with rifampicin. Individual (•) and mean data (○,±s.d.) are shown (*P<0.01 before vs during rifampicin)
