## ℹ Loading crmPack
## Loading required package: ggplot2
## 
## Registered S3 method overwritten by 'crmPack':
##   method       from  
##   print.gtable gtable
## 
## Type crmPackHelp() to open help browser
## Type crmPackExample() to open example
## [1] "StartingDose"

The starting dose is 5.