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Biomedical subjects

T Moulding

Publications and source records attributed to T Moulding.

At least 19 recordsLinked to original sources

Fixed-dose combinations of antituberculous medications to prevent drug resistance.

The treatment of tuberculosis requires at least two drugs to retard the development of drug resistance. Unfortunately, patients may take only one drug (monotherapy) when more than one is prescribed. Fixed-dose combinations with two or more antituberculous drugs in one capsule or tablet are available to prevent this. In the United States, these drugs are Rifamate (Marion Merrell Dow), which contains isoniazid plus rifampin, and Rifater (Marion Merrell Dow), which contains isoniazid plus rifampin and pyrazinamide. Because these preparations make monotherapy impossible, they are clearly preferable to individual drugs. In the United States in 1993, however, only 15% to 18% of rifampin was sold in the form of fixed-dose combinations. To correct this deficiency, fixed-dose combinations should be widely promoted and accepted as a primary way to prevent drug-resistant tuberculosis. There are two caveats regarding these preparations. First, many fixed-dose combinations, especially those in developing countries, achieve inadequate blood levels of one or more of the component drugs, especially rifampin. Our recommendations apply only to preparations with proven bioavailability. Second, because the name Rifamate is similar to the name rifampin, mistakes in prescribing and dispensing can result in the patient receiving rifampin alone when Rifamate is intended. A name change from Rifamate to a highly distinctive name such as Rif-Isoniazid is needed to prevent such occurrences.

Antitubercular Agents↗

Use of a computer for producing microbiological reports and for data storage and processing.

A simple 'fail-safe' system is described that produces microbiology reports on a computer teleprinter and stores results on the magnetic tapes and discs of a computer for instant retrieval and epidemiological analysis. The system, which has been in operation for over a year, involves the use of a modified conventional NCR request form. The top portion, which is completed manually by the laboratory staff, is coded by writing numbers in hatched boxes. The data thus written on to the bottom portion are transcribed by punch operators on to paper tape and this data input is verified by double punching. The reports are normally produced automatically by the computer terminal telprinter, but in case of mechanical failure the manually completed request forms can be returned to wards and outpatient departments. The system permits a wide choice of options for epidemiological analysis, and six programmes are described, one of which produces a digest of the overall percentage antibiotic sensitivities of organisms from various sites.

Computers↗

A system for data processing in haematology.

The data processing problems which arise in the provision of a modern haematology service are discussed in the light of available resources, and the basic requirements of any automated data processing system are defined. The differences between the needs of haematology and those of other pathology specialities are emphasized. A strategy for the development of a simple system which covers data capture, analysis, and retrieval is described. Separation of the short-and long-term functions of the system provides a relatively simple, inexpensive solution which can be modulated to meet the particular circumstances of each laboratory.

Computers↗