SBL Kali Phosphorica 200X (25g)SBL Kali Phosphorica Biochemic Tablet 6X Kali Phos is present in the cells of the brain, nerves, muscles, blood (corpuscles and plasma), and intercellular fluids. A disturbance in the motions of its molecules produces despondency, (low, sad feeling) anxiety, fearfulness, tearfulness, home sickness, suspiciousness, weak memory. Small and frequent pulse, later retarded. Pains with sensation of paralysis. Weakness of muscles and nerves even to paralysis.