Schuessler Combination Tissue Salts (6 x Tissue Salt Combination A). Homoeopathic medicine. For the temporary relief of restless sleep due to muscle cramps, sciatica or inflammation. ?According to Dr Schuessler, any disturbance in metabolism of the 12 essential mineral salts can lead to an imbalance within the cells. This can lead to Depression, Sleeplessness, Neuralgia, Headaches, Anemia, Indigestion and other constitutional disorders. Martin and Pleasance Tissue Salts can be an effective treatment in overcoming mineral deficiency.? Each tablet contains equal amounts of 6X: Ferr Phos, Kali Phos & Mag Phos in a lactose base. 100 tablets. Adult, children and infant dosages.