Homeopathic therapeutics for Pityriasis symptoms from ABC Manual of Materia Medica and Therapeutics by G H Clarke….

Bicarbonate of soda, 33.

Borax, 33.

Citrine ointment in hairy parts.

Hyposulphite of soda, strong solution, in versi-color.

Quinine in citrate of potassium mixture internally in rubrum.

George Hardy Clark
Clark, George H. (George Hardy) 1860-1941 was the author of: Homeopathic Treatment of Asthenopia; Lee and Clark's Cough and expectoration : a repertorial index of their symptoms; The A B C Manual of Materia Medica and Therapeutics; A system for the care and training of children; The Black Plague and Its Control.