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His discovery on Kala-azar led to the saving of millions of lives in India, particularly in the erstwhile province of Assam, where several villages were completely depopulated by the devastating disease. The achievement of Dr. Brahmachari was a milestone in successful application of science in medical treatment in the years before arrival of antibiotics, when there were few specific drugs, except quinine for malaria, iron for anemia, digitalis for heart diseases and arsenic for syphilis. All other ailments were treated symptomatically by palliative methods. Urea Stibamine was thus a significant addition to the arsenal of specific medicines.
Upendranath Brahmachari was born on December 19, 1873 in Jamalpur, District Monghyr of Bihar. The title Brahmachari has a little history. A person who lives a life of celibacy is called Brahmachari. His father Nilmony Brahmachari was a physician in East Indian Railways. His mother’s name was Saurabh Sundari Devi.
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After a firm grounding in Mathematics, Chemistry, Physiology, and modern Medicine, Upendranath joined the Provincial Medical service in September 1899. For a brief period, he worked as the House Physician in the Ward of the First Physician Sir Gerald Bomford’s. Sir Bomford was highly impressed with young Brahmachari’s urge for carrying out research and his strong sense of duties. Bomford got Brahmachari appointed as Teacher of Physiology and Materia Medica and Physician in Dacca Medical School in November 1901. He spent about four years at Dacca.
In 1905, he was appointed as a teacher in Medicine and Physician at the Campbell Medical School, now renamed as Nil Ratan Sarkar Medical College and Hospital, Calcutta, where he carried out most of his work on Kala-Azar and made his monumental discovery of Urea Stibamine.
Upendra Nath Brahmachari was a leading medical practitioner of India of his time. His monumental discovery of Urea Stibamine, an organic antimonial compound, played a crucial role in the treatment of and campaign against Kala-Azar. His “Treatise on Kala-Azar” is a premier work on the subject. As a teacher and educationist, his work was of a high order. He was associated with almost all the known scientific and literary organizations at Kolkata. He had an insatiable thirst for knowledge. He has large private collection of books, which included not only scientific works but also literary works.
In 1923, he joined as Additional Physician in the Medical College Hospital. He retired from the Government service as a Physician in 1927. After retirement from the Government service Brahmachari joined the Carmichael Medical College as Professor of Tropical Diseases. He also served the National Medical Institute as In-charge of its Tropical Disease Word. He was also the Head of the Department of Biochemistry and Honorary Professor of Biochemistry at the University College of Science, Calcutta.
Brahmachari died on February 06, 1946. The Kolkata Municipal Corporation renamed Loudon Street as Dr. U.N. Brahmachari Street.