Telehealth stocks tumbled Wednesday as Amazon Pharmacy expanded its prescription delivery services, intensifying competition in the digital healthcare market. The move by the e-commerce giant threatens established telehealth companies that have dominated remote medical consultations and prescription fulfillment during the pandemic boom.

Amazon's expansion into prescription delivery leverages its massive logistics network and Prime membership base, creating a formidable challenge for specialized telehealth providers. The company has been steadily building its healthcare presence through acquisitions and service rollouts, positioning itself as a direct competitor to companies like Teladoc Health and Hims & Hers. Industry analysts note that Amazon's entry into this space could accelerate consolidation in the telehealth sector.

Investors reacted swiftly to the competitive threat, with major telehealth stocks experiencing significant declines. The market response reflects concerns about margin pressure and customer acquisition costs as Amazon's established infrastructure and pricing power could undercut smaller competitors. This development marks another step in Amazon's healthcare ambitions, following its $3.9 billion acquisition of One Medical last year.