What kind of people should not drink wood butterfly

There is no such thing as a group of people who cannot drink wood butterfly, and the contraindications of wood butterfly are unclear. Wood Butterfly can be used to treat lung-heat cough, benefit the throat, open the voice mute and so on.
Wood butterfly is the mature seeds of wood butterfly in the family of Viburnum, with a bitter taste, sweet, cool nature, belonging to the lung, liver, stomach meridian, with the efficacy of clearing lungs and improving the pharynx, dredging the liver and stomach, it can be used for the treatment of liver and stomach qi pain, liver depression and stagnation of qi, coercion, epigastric and abdominal distension and pain (gastric and abdominal distension and pain), and so on.
This product can also be used for lung-heat cough, laryngeal paralysis (pharyngeal redness, swelling, pain, or dryness, foreign body sensation, or pharyngeal itching, discomfort, dysphagia) mute and other conditions, such as the treatment of pediatric whooping cough or lung-heat cough, often used with Platycodon grandiflorus, Fenghuangdonghua, Sangbaipi, and so on.
The contraindications and adverse effects of this product are not clear. If you need to use the drug, please consult a professional doctor.