--- a
+++ b/man/stripConc.Rd
@@ -0,0 +1,27 @@
+\name{stripConc}
+\alias{stripConc}
+\title{
+Convert extended drug IDs to drug names
+}
+\description{
+Out of drug IDs like D_001_1, it extracts the concentration step '_1'. 
+}
+\usage{
+stripConc(x)
+}
+\arguments{
+  \item{x}{character vector}
+}
+\details{
+x has to be present in row names of drugs object.
+}
+\value{
+character vector
+}
+\author{
+Małgorzata Oleś <dr.malgorzata.oles@gmail.com>
+}
+\examples{
+data("drugs")
+stripConc(c("D_001_1"))
+}