The invention relates to heart protecting and meridian dredging granules, and belongs to the field of Chinese medicaments. The granules comprise the following Chinese medicinal herbs by weight: 12 to 30 grams of notoginseng, 15 to 30 grams of root of red-rooted salvia, 20 to 60 grams of astragalus root, 10 to 15 grams of peach kernel, 10 to 20 grams of safflower, 15 to 30 grams of pilose asiabell root, 10 to 20 grams of arisaema cum bile, 10 to 20 grams of fructus aurantii, 10 to 20 grams of platycodon grandiflorum, 15 to 30 grams of earthworm, 20 to 30 grams of roasted coix seed, 20 to 30 grams of houttuynia, 20 to 30 grams of roasted bighead atractylodes rhizome, and 10 to 30 grams of roasted jujube kernel. The granules have the effects of calming endogenous wind, purging intense heat, strengthening spleen, removing dampness, resolving phlegm, promoting blood circulation to remove blood stasis, promoting qi circulation, nourishing blood and warming heart and pulse, can treat multiple heart diseases, are beneficial to definite diagnosis and definite treatment, are reliable in effect and easy to take, do not have toxic or side effect, treat both symptoms and root causes of the severe and lingering cardiovascular diseases, and have a remarkable effect.