US Pharma & Biotech Infectious Diseases - PPC Market Share Analysis March 2026

Leveraging Adthena’s Whole Market View, this analysis explores recent trends in Google Ads for the US Infectious Diseases category from the last month. Our Data Analyst, Ask Arlo provides commentary on key findings.

Infectious Diseases – US

Google AI Overview visibility for Pharma & Biotech Infectious Diseases US

See how often AIOs appear and how search intent is distributed across buying signals.

AIO Frequency

How often a Google AI overview appears on search terms relevant to this category.

Frequency Percentage
Frequency 58.018830317
41.981169683
58%

Complex Query Frequency

A complex query is a longer, more detailed search that often contains multiple keywords, specific conditions, or multi-part questions.

Frequency Percentage
Frequency 19
81
19%

Search Intent Distribution

Breakdown of search queries by their underlying goal.

Intent Distribution
Investigational 1%
Transactional 6%
Navigational 1%
Seasonal 0%
Local 0%
Problem Solving 22%

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Market Exposure

Share of Clicks for top 10 US Pharma & Biotech Infectious Diseases brands

Here are the Top 10 competitors in the industry by Share of Clicks for the last month.

Share of Clicks - Last month
Share of Clicks - Last month
Domain Share of clicks
paxlovid.com 34.48
mavyret.com 13.29
uqora.com 6.41
mayoclinic.org 3.17
symtuzahcp.com 3.14
talk-prep.com 2.98
cabenuva.com 2.96
dndi.org 2.85
admired.com 2.74
epclusa.com 2.61
others 25.37
  • paxlovid.com - 34.48%
  • mavyret.com - 13.29%
  • uqora.com - 6.41%
  • mayoclinic.org - 3.17%
  • symtuzahcp.com - 3.14%
  • talk-prep.com - 2.98%
  • cabenuva.com - 2.96%
  • dndi.org - 2.85%
  • admired.com - 2.74%
  • epclusa.com - 2.61%
  • others - 25.37%

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In the PPC landscape, paxlovid.com dominates with 34.48% click share, followed by others at 25.37%. Mavyret.com holds 13.29%, while uqora.com captures 6.41%.

Market Exposure

Share of Spend for the top 10 US Pharma & Biotech Infectious Diseases brands

Curious about your market position? Here you can see the Top 10 competitors in the industry by Share of Spend for the last month. 

Share of Spend - Last Month
Share of Spend - Last Month
Date mavyret.com paxlovid.com cabenuva.com skyrizi.com uqora.com talk-prep.com mayoclinic.org symtuzahcp.com dndi.org epclusa.com
2026/03/01 22.3% 10.2% 8.14% 4.38% 6.22% 6.31% 3.57% 2.24% 1.05% 4.95%
2026/03/02 21.01% 6.49% 0.25% 4.53% 12.87% 5.11% 0.65% 3.85% 3.4% 2.63%
2026/03/03 14.92% 7.49% 7.12% 2.83% 13.12% 3.5% 2.34% 2.83% 6.02% 7.35%
2026/03/04 10.13% 13.62% 5.09% 3.01% 13.68% 4.23% 5.72% 4.2% 3.44% 1.97%
2026/03/05 18.76% 11.19% 0.22% 4.25% 4.26% 5.57% 2.19% 6.28% 5.48% 2.41%
2026/03/06 21.81% 11.98% 11.4% 2.11% 5.35% 4.22% 1.77% 3.99% 5.01% 6.15%
2026/03/07 24.63% 8.24% 2.48% 3.23% 3.75% 6.12% 0.54% 8.81% 4.98% 2.68%
2026/03/08 21.58% 15.07% 3.4% 1.68% 0% 6.12% 3.5% 4.61% 2.55% 6.87%
2026/03/09 14.97% 20.54% 10.26% 1.66% 0% 3.34% 8.29% 0.86% 2.3% 5.69%
2026/03/10 19.33% 15.46% 1.82% 5.08% 0% 4.37% 7.49% 2.96% 0.49% 4.07%
2026/03/11 16.43% 18.88% 7.97% 4.87% 3.56% 4.25% 0.25% 2% 5.04% 3.43%
2026/03/12 14.88% 13.3% 1.81% 4.07% 0% 4.77% 5.98% 6.52% 1.49% 6.41%
2026/03/13 16.29% 31.83% 3.13% 2.81% 0% 4.91% 0.3% 1.99% 6.17% 4.42%
2026/03/14 12.13% 18.85% 6.2% 4.19% 0% 5.37% 2.29% 4.18% 2.88% 4.73%
2026/03/15 13.6% 13.47% 8.91% 2.57% 0.05% 4.26% 3.02% 6.55% 3.83% 2.69%
2026/03/16 15.89% 18.2% 1.95% 4.48% 0.05% 4.11% 6.94% 4.24% 3.96% 4.3%
2026/03/17 13.34% 6.54% 8.61% 3.67% 0.23% 3.71% 3.38% 4.31% 5.72% 6.32%
2026/03/18 21.73% 7.36% 8.6% 3.67% 0% 4% 3.01% 3.9% 6.69% 4.2%
2026/03/19 18.46% 12.52% 11.97% 4.27% 0% 5.19% 6.24% 2.2% 5.18% 1.29%
2026/03/20 18.53% 13.87% 7.05% 2.89% 3.48% 4.73% 5.32% 3.69% 7.79% 2.31%
2026/03/21 14.43% 19.66% 12.21% 2.41% 0% 4.42% 6.37% 4.79% 2.37% 2.6%
2026/03/22 19.82% 2.45% 13.67% 4.6% 2.19% 6.22% 4.38% 5.13% 3.81% 2.78%
2026/03/23 17.32% 9.72% 12% 2.6% 1.98% 3.92% 0.99% 6.14% 2.75% 2.65%
2026/03/24 12.5% 14.91% 12.01% 3.64% 10.24% 8.01% 3.28% 0.51% 4.92% 1.13%
2026/03/25 9.7% 10.03% 6.36% 3.16% 8.51% 5.68% 4.72% 7.02% 0.59% 2.49%
2026/03/26 9.38% 20.01% 8.3% 2.29% 6.74% 4.28% 3.56% 3.64% 0.78% 1.9%
2026/03/27 17.47% 4.51% 8.39% 2.8% 3.67% 6.68% 0.07% 8.42% 0.69% 5.34%
2026/03/28 12.82% 25.02% 4.65% 1.63% 0% 5.48% 2.12% 5.96% 2.83% 3.88%
2026/03/29 15.93% 17.48% 9.39% 2.7% 5.9% 6.79% 1.1% 4.31% 0.39% 1.29%
2026/03/30 10.62% 11.02% 10.7% 4.62% 9.41% 5.4% 7.88% 1.48% 0.1% 1.67%
2026/03/31 22.97% 11.18% 7.72% 5.96% 5.05% 3.6% 2.4% 2.08% 1.74% 1.7%
  • mavyret.com
  • paxlovid.com
  • cabenuva.com
  • skyrizi.com
  • uqora.com
  • talk-prep.com
  • mayoclinic.org
  • symtuzahcp.com
  • dndi.org
  • epclusa.com

Copyright © Adthena. All rights reserved.

Mavyret.com led March with fluctuating ad spend, peaking at 24.63% on March 7. Paxlovid.com surged mid-month, reaching 31.83% on March 13. Cabenuva.com maintained steady growth, while Skyrizi.com and Uqora.com showed moderate fluctuations. Talk-prep.com and Mayoclinic.org had consistent, lower spend. Symtuzahcp.com and Dndi.org experienced varied trends, with Epclusa.com ending March with a slight decline.

Market Exposure

Competitor Count for US Pharma & Biotech Infectious Diseases

Ever wondered how many competitors you’re up against in your industry? Well look no further, here we can see the number of advertisers bidding over the last month. 

Competitor Count - Last month
Competitor Count - Last month
Date Competitor Count
2026/03/01 71
2026/03/02 76
2026/03/03 72
2026/03/04 73
2026/03/05 75
2026/03/06 72
2026/03/07 71
2026/03/08 68
2026/03/09 68
2026/03/10 66
2026/03/11 69
2026/03/12 66
2026/03/13 65
2026/03/14 70
2026/03/15 68
2026/03/16 72
2026/03/17 72
2026/03/18 64
2026/03/19 63
2026/03/20 71
2026/03/21 68
2026/03/22 61
2026/03/23 62
2026/03/24 58
2026/03/25 61
2026/03/26 59
2026/03/27 59
2026/03/28 58
2026/03/29 59
2026/03/30 60
2026/03/31 63

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March began with 71 advertisers, peaking at 76 on March 2. A gradual decline followed, ending the month at 63.

Campaign Efficiency

Market Loss & Market Gains for US Pharma & Biotech Infectious Diseases

Here we’re looking at the Top 10 biggest industry movers by market share gains and losses for the last 30 days.

Market Loss & Market Gains - Last month
Market Loss & Market Gains - Last month
Name Market Trend
uqora.com 3.59%
cabenuva.com 2.31%
admired.com 2.1%
vaxassist.com 1.01%
talk-prep.com 0.53%
robitussin.com -0.61%
boironusa.com -0.77%
prevnar20.com -1.03%
epclusa.com -1.39%
paxlovid.com -5.32%

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Uqora.com surged with a 3.59% click share increase, while paxlovid.com faced a 5.32% decline. Cabenuva.com and admired.com also saw positive growth, contrasting with declines for epclusa.com and prevnar20.com.

Campaign Efficiency

US Pharma & Biotech Infectious Diseases Share of Impressions

Take a look at the Top 10 competitors in the industry by Share of Impressions over the last month.

Date mavyret.com admired.com uqora.com paxlovid.com skyrizi.com vaxassist.com talk-prep.com symtuzahcp.com dndi.org epclusa.com
2026/03/01 25.5% 7.13% 10.7% 7.84% 4.79% 2.66% 6.09% 2.85% 0.94% 4.6%
2026/03/02 20.42% 11.39% 19.93% 4.13% 4.02% 1.45% 4.03% 4.57% 3.33% 1.21%
2026/03/03 15.47% 8.19% 21.83% 5.37% 3.11% 2.59% 3.2% 2.81% 5.77% 5.9%
2026/03/04 11.66% 10.04% 23.43% 9.27% 3.59% 3.39% 3.91% 4.79% 2.85% 0.67%
2026/03/05 20.17% 3.68% 7.37% 8.5% 4.43% 1.76% 5.18% 7.53% 5.41% 1.86%
2026/03/06 24.15% 5.7% 8.55% 8.91% 2.37% 1.97% 4.05% 6.18% 5.28% 6.28%
2026/03/07 26.08% 0% 6.14% 5.71% 3.27% 3.49% 5.35% 10.27% 5.07% 1.5%
2026/03/08 28.3% 0% 0% 11.85% 2.11% 1.83% 6.35% 7.43% 2.93% 7.02%
2026/03/09 20.81% 0% 0% 18.12% 2.77% 2.85% 3.72% 1.48% 3.03% 6.96%
2026/03/10 22.89% 0% 0% 12.36% 5.64% 4.4% 4.18% 4% 0.49% 3.77%
2026/03/11 18.3% 5.77% 5.77% 12.76% 4.9% 2.37% 3.65% 2.28% 4.77% 3.38%
2026/03/12 19.16% 0% 0% 9.9% 4.92% 2.34% 5.19% 8.54% 1.62% 7.13%
2026/03/13 22.38% 0% 0% 25.99% 4.31% 1.89% 5.19% 2.76% 7.43% 4.05%
2026/03/14 14.89% 0% 0% 14.69% 4.6% 3.35% 5.63% 5.64% 4.53% 4.14%
2026/03/15 18.89% 0.04% 0.13% 11.71% 3.15% 2.18% 5.06% 9.53% 4.19% 2.58%
2026/03/16 19.2% 0.04% 0.15% 13.48% 4.7% 4.37% 3.86% 6.07% 3.71% 4.23%
2026/03/17 15.65% 0.16% 0.7% 4.89% 4.39% 4.99% 3.82% 6.12% 7.11% 5.95%
2026/03/18 27.76% 0% 0% 6% 4.82% 4.16% 3.87% 4.98% 8.61% 2.94%
2026/03/19 23.69% 0% 0% 11.05% 5.58% 4.08% 5.68% 2.84% 6.84% 0.59%
2026/03/20 22.67% 2.33% 6.99% 10.19% 2.98% 3.35% 4.26% 4.39% 8.7% 2.32%
2026/03/21 18.13% 0% 0% 16.71% 3.13% 3.73% 4.89% 6.69% 2.56% 2.72%
2026/03/22 23.15% 3.77% 3.77% 1.81% 5.63% 2.78% 6.7% 6.85% 4.34% 1.83%
2026/03/23 20.8% 5.7% 3.8% 7.28% 3.34% 6.09% 4.1% 8.59% 2.61% 1.54%
2026/03/24 14.39% 4.48% 20.14% 12.05% 4.7% 4.82% 8.33% 0.65% 5.77% 0.42%
2026/03/25 9.51% 14.51% 14.51% 6.75% 3.1% 3.47% 5.14% 8.01% 0.62% 2.51%
2026/03/26 12.26% 6.58% 13.17% 16.05% 2.97% 4.28% 4.44% 4.72% 0.92% 0.94%
2026/03/27 18.29% 3.55% 7.11% 2.99% 3.12% 5.14% 6.04% 9.43% 0.57% 5.66%
2026/03/28 14.79% 0% 0% 19.93% 1.82% 6.36% 5.78% 8.69% 3.5% 4.96%
2026/03/29 16.7% 4.52% 9.04% 12.31% 2.87% 5.79% 6.09% 4.84% 0.44% 0.47%
2026/03/30 13.28% 8.86% 17.72% 7.72% 5.07% 7.97% 5.04% 1.86% 0.1% 0.62%
2026/03/31 24.43% 11.12% 8.34% 7.43% 6.16% 4.9% 3.19% 2.44% 1.85% 1.41%
  • mavyret.com
  • admired.com
  • uqora.com
  • paxlovid.com
  • skyrizi.com
  • vaxassist.com
  • talk-prep.com
  • symtuzahcp.com
  • dndi.org
  • epclusa.com

Copyright © Adthena. All rights reserved.

Mavyret.com started March strong, peaking at 28.3% on the 8th, but fluctuated, ending at 24.43%. Admired.com saw a mid-month dip, recovering to 11.12%. Uqora.com’s early surge faded, closing at 8.34%. Paxlovid.com had a mid-month peak, finishing at 7.43%. Skyrizi.com remained steady, ending at 6.16%. Vaxassist.com climbed late, closing at 4.9%. Talk-prep.com fluctuated, ending at 3.19%. Symtuzahcp.com peaked mid-month, closing at 2.44%. Dndi.org’s early rise dwindled, ending at 1.85%. Epclusa.com fluctuated, closing at 1.41%.

Campaign Efficiency

Google Text Ad Copy Insights & Creative Trends for US Pharma & Biotech Infectious Diseases

Ever wondered how your rivals’ ads are doing? Here we can see the top-performing ads in the industry over the last month.

Google Text Ad Copy Insights & Creative Trends for US Pharma & Biotech Infectious Diseases - Last month
  1. 1
    Official Merck Patient Website - Product Information https://www.capvaxive.com/patient-info/product-info

    Find Information About CAPVAXIVE™ (Pneumococcal 21-valent Conjugate Vaccine) Here.

  2. 2
    Hepatitis C Treatment Option - Treating Chronic & Acute Hep C

    Hear From Real Patients About Their Experience With Hep C. Watch How It Affects The Liver. Explore A Hep C Treatment Option & If You Are...

  3. 3
    PAXLOVID™ Treatment Rx - Frequently Asked Questions https://www.paxlovid.com/

    PAXLOVID™ (nirmatrelvir tablets; ritonavir tablets) Rx Info, Safety Info & Boxed Warning. Visit The Official Patient Website To Find Safety Info & FAQs.

  4. 4
    HIV PrEP Physician Site | HIV Prevention Resources https://www.talk-prep.com

    Visit The Talk PrEP™ HCP Site For FAQs On HIV PrEP Medication Options. See Frequently Asked Questions About HIV Prevention Options At the Talk PrEP™ HCP Site.

  5. 5
    VaxAssist® by Pfizer - Vaccine Eligibility Quiz https://www.vaxassist.com

    Are You Eligible For A COVID-19, Flu, RSV or Pneumococcal Pneumonia Shot? Take A Quiz. Visit VaxAssist To See Which Respiratory Vaccines May Be Right For You.

Copyright © Adthena. All rights reserved.

In the competitive landscape of pharmaceuticals, top-performing PPC ads reveal a tapestry of themes and messaging. Capvaxive.com emphasizes patient education with its pneumococcal vaccine, while Mavyret.com shares real patient stories for Hepatitis C treatment. Paxlovid.com provides comprehensive safety information, and Talk-Prep.com focuses on HIV prevention resources. VaxAssist.com engages users with an interactive vaccine eligibility quiz, showcasing Pfizer’s commitment to personalized healthcare solutions.

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