Stable freeze-dried polyhematoporphyrin ether/ester
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United States of America Patent
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Oct 22, 1991
Grant Date -
N/A
app pub date -
Jun 14, 1989
filing date -
Jun 14, 1989
priority date (Note) -
Expired
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Abstract
A pharmaceutical composition comprising a freeze-dried preparation of polyhematoporphyrin ether/esters wherein said freeze dried preparation does not contain sodium chloride. Upon reconstitution, the pharmaceutical composition is a photosensitizer preparation useful in photodynamic therapy.
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