M&A Deal Summary

Lee’s Pharmaceutical Acquires Staccato OBT

On December 9, 2025, Lee’s Pharmaceutical acquired life science company Staccato OBT from Alexza Pharmaceuticals

Acquisition Highlights
  • This is Lee’s Pharmaceutical’s 1st transaction in the Life Science sector.
  • This is Lee’s Pharmaceutical’s 1st transaction in the United States.
  • This is Lee’s Pharmaceutical’s 1st transaction in California.

M&A Deal Summary

Date 2025-12-09
Target Staccato OBT
Sector Life Science
Buyer(s) Lee’s Pharmaceutical
Sellers(s) Alexza Pharmaceuticals
Deal Type Divestiture

Target

Staccato OBT

Mountain View, California, United States
Staccato OBT is a breath-activated drug-delivery platform originally developed to deliver aerosolized medicines rapidly, non-invasively, with onset times similar to intravenous administration. The technology has been applied to therapeutic programs such as loxapine for acute agitation and is being developed for other central-nervous-system indications in collaboration with biopharmaceutical partners.

Search 214,877 Deals Now

SEARCH BY

  • Buyer Type (PE or Strategic)
  • Deal Size ($10M to $10B+)
  • Sector (60 Sectors)
  • Deal Type
  • Geography
  • & More

Try Free

Buyer(S) 1

Buyer

Lee’s Pharmaceutical

Hong Kong, China

Category Company
Sector Life Science
Revenue 1.4B HKD (2024)
DESCRIPTION

Lee’s Pharmaceutical is a biopharmaceutical company engaged in the research, development, manufacturing, marketing, and sale of pharmaceutical products across multiple therapeutic areas, including cardiovascular diseases, infectious diseases, oncology, dermatology, women’s health, and ophthalmology. The Company’s business integrates R&D, clinical development, regulatory approval, manufacturing, and distribution, and includes both proprietary and licensed-in products sold in Mainland China, Hong Kong, Macau, and Taiwan. Lee’s Pharmaceutical was founded in 1994 and is based in Hong Kong.


DEAL STATS #
Overall 1 of 1
Sector: Life Science M&A 1 of 1
Type: Divestiture M&A Deals 1 of 1
State: California M&A 1 of 1
Country: United States M&A 1 of 1
Year: 2025 M&A 1 of 1

Seller(S) 1

SELLER

Alexza Pharmaceuticals

Mountain View, California, United States

Category Company
Founded 2000
Sector Life Science
Employees28
Revenue 5M USD (2015)
DESCRIPTION

Alexza Pharmaceuticals, Inc. is a developer of drugs for acute and intermittent medical conditions. Their Staccato system aerosolizes without thermal degradation, enabling convenient delivery and rapid therapeutic onset of many small molecule drugs.


DEAL STATS #
Overall 1 of 1
Sector: Life Science M&A 1 of 1
Type: Divestiture M&A Deals 1 of 1
State: California M&A 1 of 1
Country: United States M&A 1 of 1
Year: 2025 M&A 1 of 1
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2009-08-26 Symphony Allegro

Rockville, Maryland, United States

Symphony Allegro, Inc. is a biopharmaceutical company.

Buy -