Colla Corii Asini is a blood tonic, with the effect of tonifying blood, stopping bleeding, nourishing yin and moistening dryness (nourishing yin essence and removing heat and evil spirits), the elderly can take Colla Corii Asini if the evidence belongs to blood and yin deficiencies, and the specific use of the medication is recommended to combine with the actual condition of the evidence and the theory.
Colla Corii Asini, also known as donkey skin glue, is the dried or fresh skin of the equine animal donkey by shelling and become, its nature is flat, taste sweet, to the lungs, liver, kidney meridian, clinically used in the treatment of yellowish face without luster, palpitations and dizziness, limb impotence and weakness, vomiting blood, blood in urine, menstrual disorders, vaginal bleeding during pregnancy, insomnia, dry cough with little phlegm, or blood in phlegm, cramps in hands and feet and other symptoms.
Note that Colla Corii Asini is sticky and greasy in nature and should be used with caution by people with weak spleen and stomach, indigestion, loss of appetite, diarrhea and soft stool. Elderly people taking Colla Corii Asini should be under the guidance of a doctor, not self-medication.