Can Si-Yi Tang be used in combination with Digoxin?

Clinically, there is no explicit provision that Si-Yi Tang and Digoxin tablets can not be used in combination, and both can be used in accordance with the doctor’s instructions.
1. Si-Yi Tang belongs to traditional Chinese medicine, and the ingredients in the medicine are mainly Radix et Rhizoma Polygoni Multiflori, Radix et Rhizoma Glycyrrhizae. Because the drug can play a clinical role in warming the middle and dispelling cold, return Yang to save the reverse (by warming Yang to save fainting, unconsciousness, etc.).
It is mainly used to treat symptoms such as cold sweat caused by yang deficiency and desire to get rid of, syncope of the limbs (unconsciousness, accompanied by cold limbs, even to the elbows and above the knees), diarrhea (stools as thin as water or mixed with indigestible food), and weak and desperate pulse.
2. Digoxin tablets belong to the western medicine, in the clinic mainly for heart failure and other diseases. If heart failure is present in the form of Si-Yi Tang, the two drugs can be used together as prescribed by the doctor.
However, Digoxin tablets may be taken with side effects such as arrhythmia and poisoning. Combination of this drug with calcium injections is strictly prohibited. Adverse effects such as the adverse effects of Si-Yi Tang are not clear. It is recommended to take the medicine as prescribed by the doctor.