Temporary relief of minor aches and muscle pains Backaches and bruises Arthritis pain Strains and sprains External Analgesic ONLY Hong Hoa Oil is a warming and external analgesic oil with a wonderful smell. It is often used for pre-workout warming of the muscles and temporary relief of pain of deep bone bruises.It also called Red Flower Oil by some, but very different ingredients from Imada brand Red Flower Oil. This version is made by Koong Yick Medical Factory in Singapore. For temporary relief of minor aches and pains of muscles and joints such as arthritis, simple backache, sprains, strains, and bruises. It is good for wind-dampness from channels & muscles, relaxes the muscles, disperses phlegm, opens the orifices. Warming, analgesic and pain relieving.