Clean the affected area. Pour four to five drops of Rumalaya liniment and massage gently until the liniment is absorbed. Apply two to three times daily, or as directed by your physician. Side effects: Rumalaya liniment is not known to have any side effects when applied according to the prescribed dosage and frequency. Available as a liniment. *The information on this page is not intended to be a substitute for professional medical advice. Do not use this information to diagnose or treat your problem without consulting your doctor.