|Kali Phos [Kali-p]|
|Where labor-pains are weak, ineffectual, tedious.|
|Magn. phos. [Mag-p]|
|Very painful, spasmodic, cramps.|
|Ferrum phos. [Ferr-p]|
|After parturition, , to prevent fever.|
Detail description of the tissue salt Labor biochemic remedy by E.P. Anshutz in his book A Guide to Twelve Tissue Remedies of Biochemistry, published in 1909.