What is the formula of the four-flavored soup for lowering blood pressure

Antihypertensive Four Flavors Soup is composed of Hooker’s Tree, Rhizoma Ligustici Chuanxiong, Rhizoma Zedoariae, and Raw Ledebouriella.
Hypotensive Four Flavors Soup has the effects of clearing heat and phlegm, calming the liver and lowering blood pressure. It can be used to assist in the treatment of hypertension with symptoms such as headache, dizziness, tinnitus, deafness, dry mouth, bitter taste in the mouth, pain in both sides of the mouth, and yellowish red urine.
In this formula, Crocus sativus has the efficacy of calming liver yang, restraining wind and stopping spasm, and clearing heat; Rhizoma ligustici can promote qi circulation and activate blood circulation (promoting gas flow to make blood circulate), dispel wind and relieve pain (dissipating wind evils and easing pain in the tendons and bones); Zedoaria ligustica can diuretic and seepage dampness (promoting the flow of water to dispel dampness), and diarrhea; and Radix Ledebouriella can eliminate food and flatulence, and subdue qi to dissolve phlegm. Combined, these herbs can clear heat and resolve phlegm, calm the liver and lower blood pressure.
This formula is contraindicated in those who are allergic to the ingredients of this formula, and should be used with caution in those with allergies. If you need to use this formula, it should be used under the guidance of a physician, do not take medication without authorization, so as not to cause delays in the condition.