The medicine used in this prescription is too bitter and cold. Tongue coating may not go away, but it will aggravate impotence.
2. Radix Rehmanniae Preparata, Fructus Lycii, Rhizoma Dioscoreae, Corni Fructus, Colla cornus Cervi, Eucommiae Cortex, Semen Cuscutae, Cortex Cinnamomi, Radix Aconiti Lateralis Preparata, Radix Rehmanniae and Glycyrrhrizae Radix.
The use of Gui You Pills means that it is ok for impotence and it will also help for low blood pressure. But it does aggravate your tongue coating.
The above is the analysis of two prescriptions. Because I don't know your specific situation, according to this doctor's thinking. I suggest you don't have to take soup medicine. Just take Gui You pills. If the first prescription is replaced by Huoxiang Zhengqi Pill, the deficiency of kidney yang will not be made up immediately. In order to take into account your thick tongue coating. Eat Huoxiang Zhengqi in the morning. Take Gui You pills in the evening. It didn't leave the doctor's mind. It also solves the problem of tongue coating. Have the best of both worlds. Take into account all aspects. For reference only.