Is the dried rhizome in the Kidney Energy Pill raw or cooked?

Dried Radix Rehmanniae Praeparata in Kidney Energy Pill is mostly cooked Radix Rehmanniae Praeparata.
Kidney Energy Pills, also known as Jin Gui Kidney Energy Pills, are made up of Dried Radix Rehmanniae Praeparata, Cornu Cervi Pantotrichum, Mudan Pi, Poria and Radix et Rhizoma Polygoni Multiflori. Among them, Radix Rehmanniae Praeparata is used to fill the medulla oblongata and nourish the kidney yin.
It is also recorded in the Classic of Materia Medica that “Dried Radix Rehmanniae is an essential herb for tonifying the kidneys”. This formula can assist Yang to tonify the Kidneys and transform Kidney Qi (promote the production of Kidney Qi).
The adverse effects of the drug are not clear, and the use of Chinese herbs and their combinations need to be judged by a professional physician. When the body feels unwell, it should go to a regular medical institution in time, and use the drug under the guidance of a physician, rather than unauthorized use of the drug, in order to avoid damaging the organism or delaying the condition.