18 CERTAIN PROPRIETARY MEDICINES IN THE FORM OF LIQUID FOR INTERNAL AND EXTERNAL USE, OINTMENT FOR EXTERNAL USE, AND PILLS FOR THE TREATMENT OF KIDNEY, LIVER, STOMMACH, BLADDER, GALL, SKIN, BLOOD, URINARY AND NERVOUS TROUBLES, RHEUMATISM, HEADACHE, BACKACHE AND OTHER PAINS AND ACHES, AND BRUISES, CANCERS, TUMORS, AND INFLAMMATIONS AND THE LIKE, CONSTIPATION, AND MALARIA