Chuan Xin Lian (Herba Andrographis):
Chuan Xin Lian (Herba Andrographis) is commonly used in traditional Chinese medicine for its heat-clearing, detoxifying and curative effects. Chuan Xin Lian has a mild inhibitory effect In vitro against Diplococcus Pneumoniae and I)- hemolytic streptococcus and is quite effective in treating infections in vivo. It has been proposed by many that its effectiveness in treating infections is due in part to its immune-enhancing effect.
Bitter and cold, Chuan Xin Lian covers four different channels – Lung, Stomach, Large Intestine and Small Intestine. It is commonly used to treat wind-cold symptoms, such as fever, sore throat, cough and headaches.
Due to its detoxifying and heat-clearing properties, Chuan Xin Lian can also be used to treat snake bites, eczema, sores and carbuncles that include toxic heat.
Research: In one study, 242 patients with nasal sinusitis and rhinitis were treated with 81% effectiveness rate with Chuan Xin Lian extract. 
Channels: Lung, Stomach, Large Intestine, Small Intestine
Xin Yi Xue (New Medicine), 1984; 9:481
Pu Gong Yin (Herba Taraxaci):
Pu Gong Yin (Herba Taraxaci), also known as dandelion, isn’t only a fun plant, but one with amazing medicinal properties as well. Used since ancient times in traditional Chinese medicine to clear heat and toxins from both the exterior and interior of the body. Rich in minerals and containing more vitamin A than carrots, this bitter and sweet plant can be used to treat lung abscess, fever, cough, sore throat and urinary tract infections.
Since its main functions include clearing heat and removing fire toxicity, Pu Gong Yin can also relieve nodules, breast lumps, intestinal abscesses and is excellent in treating the early stages of breast cancer.
Research: According to one report, 45 patients with acute sore throat were treated with 98% rate of effectiveness with a formula containing Pu Gong Yin.
Channels: Liver, Stomach
Taste: Bitter, sweet
 LiaoNing Zhong Yi Za Zhi (Liaoning journal of Chinese Medicine), 1988; 9:27
Ban Lan Gen (Radix Isatidis):
Often used in both Chinese and Western medicine, Ban Lan Gen (Radix Isatidis) is probably one of the most popular medicinal herbs.
Bitter and cold, Ban Lan Gen enters the Heart and Stomach meridians, clearing heat and toxins from the Qi (energy) and Xue (blood) levels. It is commonly used to treat symptoms like fever, sore throat, tonsillitis, flushed and swollen face and feverish sensations.
Although its main functions are to cool the blood and relieve sore throat, Ban Lan Gen can also be used to treat hepatitis, chickenpox and encephalitis.
Research: According to one clinical study, out of 46 patients with acute tonsillitis treated with Ban Lan Gen, 40 recovered completely, while 6 showed signs of improvements. 
Channels: Heart, Stomach
 Zhong Yi Za Zhi (Journal of Chinese Medicine), 1983; 24( 11 ):19
Xia Ku Cao (Spica Prunellae):
Xia Ku Cao (Spica Prunellae) is a well-known plant in traditional Chinese medicine, primarily for its heat-clearing properties. Bitter and cold, it is commonly used to clear heat and sedate fire from the Liver and Gallbladder.
According to Chinese medicine, Liver fire flaring upwards can lead to swelling, pain and redness in the eyes, excessive tearing, as well as headaches and dizziness. Soothing this channel, Xia Ku Cao can improve eyesight, eliminating stagnation and swelling. Xia Ku Cao is also used to clear hot phlegm. When heat is stagnated in the body for a long period of time, body fluids dry, forming phlegm masses or nodules. Due to its cooling properties, Xia Ku Cao clears the heat from the body and softens the phlegm.
Research: In one study, 18 patients with pulmonary tuberculosis were treated with 78.5% rate of effectiveness with Xia Ku Cao. 
Channels: Liver, Gallbladder
Taste: Bitter, acrid
 Zhong Yi Za Zhi (Journal of Chinese Medicine), 1961; 11:147
Bai Hua She She Cao (Herba Oldenlandia):
Slightly bitter, slightly sweet and cold, Bai Hua She She Cao (Herba Oldenlandia) clears heat and toxins, eliminating stagnation and dampness. It is commonly used to treat sore throat, cough and wheezing due to lung heat, and is an important part of the cold and flu killer formula.
A well-known cancer fighting plant, Bai Hua She She Cao has gained some popularity among Western medicine as well, due to its amazing healing properties. Combined with other heat-clearing and toxins-eliminating herbs, it can prevent tumor growth and treat various types of cancer.
Research: In one report, treatment with Bai Hua She She Cao was found to have inhibiting effects on tumor growth. 
Channels: Stomach, Large Intestine, Small Intestine
Taste: Slightly bitter, sweet
 Wong BY, Lau BH, )ia TY, Wan CP. Oldenlandia diffusa and Scutellaria barbata augment macrophage oxidative burst and inhibit tumor growth. Cancer Biother Radiopharm 1996 Feb;11(1}:51-6
Sheng Jiang (Rhizoma Zingiberis Recens):
Sheng Jiang (Rhizoma Zingiberis Recens), also known as fresh ginger root, has been used in Asian cooking recipes since ancient times. Valued for its health properties, Shen Jiang is also used in Chinese medicine to treat and prevent colds, enteritis and stomach problems.
Slightly warm, Shen Jiang can induce perspiration and is commonly used to treat the early stages of wind-cold syndrome. This acrid herb can warm the Lung, dispelling cold and stopping coughing. Shen Jiang can also stimulate the gastrointestinal mucosa, relieving nausea and vomiting. It is often used to enhance digestion and to treat numerous stomach related problems, such as bloating, abdominal pain, vomiting or diarrhea.
Research: Administration of Shen Jiang has been shown to effectively reduce the severity of nausea and vomiting in patients undergoing chemotherapy. 
Channels: Lung, Spleen, Stomach
Temperature: Slightly warm
 Dissertation Abstr llllerant, 1987,8:3297
Da Zao (Fructus Jujubae):
Da Zao (Fructus Jujubae), also known as Jujube fruit, has been used in Chinese medicine for more than 4.000 years. Sweet and warm, and rich in vitamin C, it is mainly used to strengthen the middle-Jiao and to nourish the blood. Clinically, Da Zao treats disorders such as shortness of breath, fatigue, loose stool, decreased food intake and diarrhea. Da Zao has a harmonizing effect, soothening the toxic effects of other herbs, being a great component of the cold and flu killer formula.
Research: In one study, 5 patients with allergic purpura where successfully treated with Da Zao. 
Channels: Spleen, Stomach
 Shang Hni Zhong Yi Yno Za Zhi (Shanghai journal of Chinese Medicine and Herbology), 1958; II :29
Gan Cao (Radix Glycyrrhizae):
Gan Cao (radix Glycyrrhizae), also known as Licorice root, is a highly used herb in Chinese medicine, especially as a harmonizer for other herbs. Although it can be used to treat all 12 channels, its main meridians are the Spleen, Stomach, Lung and Heart.
Versatile and packed with health benefits, this sweet plant is indispensable to many herbal formulas. Balancing the Yin elements of the body, it can invigorate the Spleen and the Stomach, improving the transformation and transportation functions of these channels. Gan Cao also moistens the Lung, nourishing the Qi, dispelling phlegm and stopping cough. Neutral in properties, but incredibly effective, it is a great addition to the cold and flu releaser.
Research: According to one report, 58 out of 76 patients with frostbite recovered completely after being treated with a Gan Cao herbal solution. 
Channels: Spleen, Stomach, Lung and Heart
 Zhong Hua Wni Ke Zn Zhi (Chinese journal of External Medicine), 1959; 10:102