Methods of treating tumors susceptible to necrosis
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United States of America Patent
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Jun 6, 1989
Issued Date -
N/A
app pub date -
Mar 26, 1987
filing date -
Nov 26, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This invention provides for therapy of tumours susceptible to necrosis by a porphyrin when an appropriate porphyrin compound is administered to locate in the tumor followed by illumination with light of a wavelength absorbed by the compound, making use of meso-porphyrins of the formula: ##STR1## where n=1 to 3 and each substitutent R, the same or different and at the same or different position in its respective substituent phenyl ring or other aromatic group replacing that ring, is an hydroxy, amino or sulphydryl group, by association of said meso-porphyrins with a suitable pharmaceutical diluent or carrier.
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