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Insights13 min read2026

Conquesting vs. Defending

Retail Media Strategy for Competitive Pharma Categories

When should you defend your brand terms and when should you conquest those of competitors? Category tactics for pain relief, allergy, and digestive health. Attack vs. defense budget allocation. Measuring share of voice in sponsored results on Amazon Pharmacy, CVS Pharmacy, and Walgreens.

Introduction: The Retail Media Battlefield in Pharmacy

Retail media has become the #1 strategic battleground for OTC pharmaceutical brands in the United States. On Amazon Pharmacy, CVS Pharmacy, Walgreens, and other health e-commerce platforms, the battle for visibility in sponsored results increasingly determines market share. Each advertising position won or lost in search results translates directly into sales captured or ceded to a competitor.

In this ecosystem, two fundamental strategies compete: defending, which involves protecting your own brand terms by bidding on them to prevent competitors from capturing intentional traffic, and conquesting, which aims to position your products on competitor brand queries to divert their qualified traffic.

For brand managers and competitive strategy leaders in the pharmaceutical sector, the question isn't choosing between one approach or the other, but finding the right balance. How do you allocate budgets between attack and defense? What tactics should you deploy by category -- pain relief, allergy, digestive health? How do you measure the effectiveness of each approach in real-time?

This article proposes a complete strategic framework for navigating this duality, with concrete recommendations adapted to the U.S. market and its regulatory and competitive specificities.

Infographic

The essentials at a glance

Key takeaways from this article in one infographic.

Infographic — Conquesting vs. Defending

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