Formulation of Opsonin Group comprising five different concerns under the Leadership of Opsonin Pharma Ltd.
Milestones

2011
2010
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Introduction of LVP (Large Volume Parenteral) through dedicated world class manufacturing facilities.
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2008
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Started construction of state-of-the-art pharmaceutical formulations factory at Rupatoli, Barisal on 400 acres of land.
2007
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Launching of consumer products.
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2005
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Renaming to 'Opsonin Pharma Limited
2004
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Launching of Agrovet Business Unit
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2000
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ISO 9001 certification
1997
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Manufacturing of soft gelatin capsules
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1996
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First time manufacturing of suppository formulation in Bangladesh
1985
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In 1985, Opsonin started export of products to South East Asia and the Middle East.
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1980
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Expanded nationwide marketing & distribution.
1976
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Transformed into Private Limited Company
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1956
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Partnership business commenced