Zistdaru Danesh Ltd. is a private pharmaceutical company which is located in the Pharmaceutical Incubator of the Tehran University of Medical Sciences

Tehran University of Medical Sciences

- General and History :Tehran University of Medical Sciences is the largest and "most distinguished", and most highly ranked medical school of Iran. In September 2008, the health minister of Iran - General and History :Tehran University of Medical Sciences (TUMS) is the largest and "most...

 and is active in the development, manufacturing and marketing of biopharmaceutical

Biopharmaceutical

Biopharmaceuticals are medical drugs produced using biotechnology. They include proteins , nucleic acids and living microorganisms like virus and bacteria where the virulence of viruses and bacteria is reduced by the process of attenuation, they can be used for therapeutic or in vivo diagnostic...

s. The company is one of the leading manufacturer of biosimilar

Biosimilar

Biosimilars or follow-on biologics are terms used to describe officially-approved subsequent versions of innovator biopharmaceutical products made by a different sponsor following patent and exclusivity expiry on the innovator product. Biosimilars are also referred to as subsequent entry biologics ...

 products in Iran.

Zistdaru Danesh is manufacturer of the active pharmaceutical ingredient of interferon beta-1b

Interferon beta-1b

Interferon beta-1b is a drug in the interferon family used to treat the relapsing-remitting and secondary-progressive forms of multiple sclerosis . It is approved for use after the first MS event...

  which has been marketed as ZIFERON. interferon beta-1b

Interferon beta-1b

Interferon beta-1b is a drug in the interferon family used to treat the relapsing-remitting and secondary-progressive forms of multiple sclerosis . It is approved for use after the first MS event...

 has been approved to treat relapsing-remitting and secondary progressive multiple sclerosis

Multiple sclerosis

Multiple sclerosis is an inflammatory disease in which the fatty myelin sheaths around the axons of the brain and spinal cord are damaged, leading to demyelination and scarring as well as a broad spectrum of signs and symptoms...

using a 8 million units (250 micrograms) vial on alternate days by subcutaneous injection.