What is the best Chinese medicine for spleen deficiency and blood stasis?

Spleen deficiency and blood stasis is due to the reduced ability of the spleen to regulate blood, resulting in poor blood circulation or blood overflowing outside the veins and causing stagnation. Patients can take oral treatment such as Free Pills and Yuan Hu Pain Relieving Granules.
Free Pill: mainly composed of Chai Hu, Angelica Sinensis, Radix Paeoniae Alba, Rhizoma Atractylodis Macrocephalae, Poria, etc. It has the efficacy of dredging the liver and relieving depression (treating depression by dredging the liver’s qi), strengthening the spleen and harmonizing the camp (strengthening the spleen and stomach, harmonizing qi and blood), and is used in the syndrome of deficiency of the liver and the blood (depression of liver qi and blood deficiency), with the symptoms of spleen weakness such as pain in the two faculties, headache, dizziness, irregular menstruation, and a pale tongue.
Take this product should pay attention to the cold period, hypertension, liver disease, kidney disease patients are prohibited, do not eat cold food during the period of medication. Individual patients may have allergic reactions, leucorrhea, prolonged menstruation, abnormal menstrual flow and other adverse reactions after taking it.
Yuanhu Pain Relieving Granules: mainly composed of vinegar Yanhuisuo, Angelica dahurica, etc. It has the efficacy of regulating qi, activating blood circulation and relieving pain, and is generally used in the treatment of abdominal pain, stomach pain, dystocia (pain in the area of coercion and ribs) and headache during menstruation.
It is forbidden for those who are allergic to the drug and patients with deficiency symptoms of dysmenorrhea, and avoid eating raw and cold food during the period of taking the drug. Individual patients may experience adverse reactions such as nausea and dizziness after taking the drug.
If you need to use the above drugs, you need to standardize the use under the guidance of traditional Chinese medicine diagnosis.