Homeopathic Tissue Remedy For Temporary Symptomatic Relief of Colds, Fevers & Headaches Ferrum Phos is the preeminent first aid remedy. Ferrum Phos can be given with advantage in the early stage of most acute disorders. It is an excellent remedy for relief of symptoms of ailments associated with advancing years and childhood ailments. Congestion, fevers, headaches and other symptoms appearing in the early stages of most ailments are all indications for Ferrum Phos. Symptoms are worse at night and with motion and better with cold applications. Indications: Colds: With sneezing, feverishness, stuffiness and sneezing. Fever: This is the first remedy indicated in all types of symptoms of fever. Rapid pulse, flushed face, vomiting of undigested food, and a chilly sensation are all symptoms of fevers relieved by Ferrum Phos. Headaches: Throbbing headaches (from colds or heat from the sun) with throbbing in the temples or over the eyes; congestive headaches during the menstrual period.