R 11 drops is mainly used for Acute and chronic myalgia, lumbago, rheumatic diathesis aftereffects of drenchings, sprains, overstraining. Back pains of unknown genesis. Growing pains in muscles and bones.Sciatica from getting wet, from sitting on cold seat and suppressed perspirations. Chronic articular rheumatism with deformations. Spondylarthritis, spondylosis, sacroiliac arthritis and rheumatic aches with change of temperature.