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Generic Photofrin Availability

Photofrin is a brand name of porfimer, approved by the FDA in the following formulation(s):

PHOTOFRIN (porfimer sodium - injectable; injection)

  • Manufacturer: PINNACLE BIOLGS
    Approval date: December 27, 1995
    Strength(s): 75MG/VIAL

Has a generic version of Photofrin been approved?

No. There is currently no therapeutically equivalent version of Photofrin available.

Note: Fraudulent online pharmacies may attempt to sell an illegal generic version of Photofrin. These medications may be counterfeit and potentially unsafe. If you purchase medications online, be sure you are buying from a reputable and valid online pharmacy. Ask your health care provider for advice if you are unsure about the online purchase of any medication.

See also: About generic drugs.

Related Patents

Patents are granted by the U.S. Patent and Trademark Office at any time during a drug's development and may include a wide range of claims.

  • Stable porfimer sodium compositions and methods for their manufacture
    Patent 5,438,071
    Issued: August 1, 1995
    Inventor(s): Clauss; Steven L. & Pastel; Michael J. & Zawadzki; Rainer K.
    Assignee(s): American Cyanamid Company
    A storage stable porfimer sodium (polyhematoporphyrin ether/ester) composition useful in the photodynamic therapy of cancer and other conditions is provided. The composition is characterized in that the percentage of ester linked porphyrin oligomers is less than 10% of the composition. Improved processes for preparing such compositions are also provided wherein acetylated hematoporphyrin is treated with alkali for sufficient time and temperature to reduce the amount of porphyrin oligomers joined by ester linkages to less than 10% of the composition.
    Patent expiration dates:
    • August 1, 2012

See also...

Glossary

TermDefinition
Drug PatentA drug patent is assigned by the U.S. Patent and Trademark Office and assigns exclusive legal right to the patent holder to protect the proprietary chemical formulation. The patent assigns exclusive legal right to the inventor or patent holder, and may include entities such as the drug brand name, trademark, product dosage form, ingredient formulation, or manufacturing process A patent usually expires 20 years from the date of filing, but can be variable based on many factors, including development of new formulations of the original chemical, and patent infringement litigation.
Drug ExclusivityExclusivity is the sole marketing rights granted by the FDA to a manufacturer upon the approval of a drug and may run simultaneously with a patent. Exclusivity periods can run from 180 days to seven years depending upon the circumstance of the exclusivity grant.
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