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The invention discloses a formula of blood-nourishing and tendon-nourishing pills, which is prepared from the following components in parts by weight: 7 to 9 parts of radix angelicae sinensis, 13 to 17 parts of caulis spatholobi, 30 to 35 parts of wine-fried radix polygoni multiflori, 13 to 17 parts of radix paeoniae rubra, 13 to 17 parts of radix dipsaci and 13 to 17 parts of herba taxilli. The modified dietary fiber and hydroxymethyl cellulose are added into the formula of the blood-nourishing and tendon-nourishing pill, so that the disintegration property and the acting effect on a patient of the blood-nourishing and tendon-nourishing pill are effectively improved, the sugar content of the blood-nourishing and tendon-nourishing pill is also reduced, and the excessive influence of the blood-nourishing and tendon-nourishing pill on the blood sugar of the patient is avoided.

The invention relates to the technical field of immune cell preparation, and particularly discloses an NK cell culture medium, an NK cell and a culture method and application of the NK cell. The NK cell culture medium comprises cell factors IL2, IL21 and TGF beta; the system further comprises IL4. The NK cell obtaining method comprises the step of contacting cells with the culture medium. The NK cells obtained by the invention have relatively high cell proliferation ability, and the proliferation ability, motility and in-vivo effectiveness of the cells after cryopreservation recovery are high.