Skip to main content

Endo to Pay $8 Billion for Par

The deal would create one of the five biggest generic drugmakers in the U.S.

Written byBob Grant
| 2 min read

Register for free to listen to this article
Listen with Speechify
0:00
2:00

WIKIMEDIA, RAGESOSSIreland-based Endo International announced Monday (May 18) that it has made a deal to purchase Par Pharmaceuticals, a privately-held generic drugmaker headquartered in New York, for $8.05 billion in cash and shares. “This transaction with Par builds upon our generics growth, adding a strong portfolio of high barrier-to-entry and attractive gross margin products while also transforming Endo, creating a powerful corporate platform for future growth and strategic [mergers and acquisitions],” Endo president and CEO Rajiv De Silva said in a statement. If completed, the deal would create a firm that will be ranked in the top five generic drugmakers as measured by US sales.

The move is indicative of the rapid growth experienced in the generic drug space. Endo, which makes the painkiller Percocet in addition to several generic pharmaceuticals and over-the-counter medications, moved to Ireland in early 2014 in a tax-inversion deal in which it also acquired Paladin Labs. The company then gobbled up two other firms before failing to take over Salix Pharmaceuticals when a rival company outbid Endo this March. Separately, Mylan Pharmaceuticals last month staved off a $40 billion takeover bid from rival Teva.

Unlike the Mylan/Teva bid, all parties involved in the Endo/Par deal—including the boards and management teams of each company—have approved the transaction. “This is an exciting time of growth and opportunity in the generics and specialty pharmaceutical arenas,” Par CEO Paul ...

Interested in reading more?

Become a Member of

The Scientist Logo
Receive full access to more than 35 years of archives, as well as TS Digest, digital editions of The Scientist, feature stories, and much more!
Already a member?
Add The Scientist as a preferred source on Google

Add The Scientist as a preferred Google source to see more of our trusted coverage.

Meet the Author

  • From 2017 to 2022, Bob Grant was Editor in Chief of The Scientist, where he started in 2007 as a Staff Writer. Before joining the team, he worked as a reporter at Audubon and earned a master’s degree in science journalism from New York University. In his previous life, he pursued a career in science, getting a bachelor’s degree in wildlife biology from Montana State University and a master’s degree in marine biology from the College of Charleston in South Carolina. Bob edited Reading Frames and other sections of the magazine.

    View Full Profile

Related Topics

Related articles background image
The Scientist Digest cover September 2026
September 2026

Multiplex Microscopy Becomes Easier with Encoded Antibodies

A new system that enables researchers to uniquely tag monoclonal antibodies for use in microscopy could help simplify complex imaging studies.

View this Issue
Essential Genes Are Dominantly Activated by Single Transcription Factors

Essential Genes Are Dominantly Activated by Single Transcription Factors

EpiCypher Logo
Rethinking ALS Biomarkers: From Discovery to Clinical Impact

Rethinking ALS Biomarkers: From Discovery to Clinical Impact

Alamar Biosciences logo
Engineering CAR-Neutrophils In Vivo to Target Glioblastoma

Engineering CAR-Neutrophils In Vivo to Target Glioblastoma

Miltenyi
Best Practices for qPCR Assay Design and Optimization

Best Practices for qPCR Assay Design and Optimization

Bio-Rad

Products

Closeup image of a multi channel pipette dispensing pink liquid into a 96-well plate.

The ASSIST PLUS pipetting robot for affordable workflow automation

Integra Logo
Single cells in suspension

Rapidly isolate primary cells and make uniform single-cell suspensions with Corning® Cell Strainers

Corning logo
Abstract image representing cell membranes linked together.

CellBrite® Steady Membrane Stain: Cell surface staining built for real-time imaging

Biotium
sino biological logo

Monod Bio Licenses AI-designed Protein Technologies to SignalChem Biotech for Custom Discovery Assays