R-11 (Rheumatism drops) is used to treat acute and chronic myalgia, lumbago, aftereffects of drenchings and sprains, growing pains in muscles and bones, and other indications of rheumatic and joint discomfort. It has been proven to help reduce pain from cold seat, suppressed perspiration, and other sources of rheumatic aches. It is an effective remedy for chronic articular rheumatism and deformations like spondylarthritis, spondylosis, and sacroiliac arthritis.