--- title: "Prilosec OTC: search popularity in the United States" description: "Prilosec OTC makes omeprazole tablets for frequent heartburn. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/us/brands/prilosec" publisher: "Brandwave" --- # Prilosec OTC: search popularity in the United States Prilosec OTC makes omeprazole tablets for frequent heartburn. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Brand**: Prilosec OTC - **Market**: United States - **Measured month**: Sep 2026 - **Share of Search among heartburn and digestive brands**: 13.9% ## Where the brand sits | Competitive set | Rank | Share of Search | Estimated monthly branded searches | | --- | --- | --- | --- | | Heartburn and digestive brands | 3 | 13.9% | 135K | - [Heartburn and digestive brands](/demand/us/categories/us-heartburn-and-digestive-brands) ## Top heartburn and digestive brands in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Prilosec OTC was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Prilosec OTC is the third most recommended of the six. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | Tums | 1st | 3 of 3 | 2 of 2 | 5 of 5 | | Pepcid | 2nd | 2 of 3 | 1 of 2 | 3 of 5 | | Prilosec OTC | 3rd | 2 of 3 | 1 of 2 | 3 of 5 | | Pepto-Bismol | 4th | 1 of 3 | 1 of 2 | 2 of 5 | | Gaviscon | 5th | 1 of 3 | 0 of 2 | 1 of 5 | | Nexium | 6th | 0 of 3 | 1 of 2 | 1 of 5 | ## Every AI answer about heartburn and digestive brands - Asked ChatGPT "What's the best medicine for heartburn?": 1. Tums, 2. Pepcid, 3. Prilosec OTC - Asked ChatGPT "What's the best antacid?": 1. Tums, 2. Gaviscon, 3. Pepcid, 4. Prilosec OTC - Asked ChatGPT "What should I take for an upset stomach?": 1. Pepto-Bismol, 2. Tums - Searched Google, AI Overview "heartburn medicine": 1. Tums, 2. Pepto-Bismol, 3. Pepcid, 4. Prilosec OTC, 5. Nexium - Searched Google, AI Overview "antacid": 1. Tums Brands are listed in the order each answer named them. The answers were collected in United States on October 27, 2026. ## How has branded search demand for Prilosec OTC changed in the United States over the last 12 months? - Across the 12 months ending September 2026, estimated monthly branded searches for Prilosec OTC in the United States fell from 165K to 135K. - Across the 12 months ending September 2026, Prilosec OTC’s share of searches among heartburn and digestive brands in the United States decreased from 17.3% to 13.9%. - Across the 12 months ending September 2026, Prilosec OTC’s share of searches among heartburn and digestive brands in the United States peaked at 17.3% in October 2025 and was lowest at 13.9% in April 2026. ## How did search popularity change for United States heartburn and digestive brands in September 2026? - Estimated monthly branded searches for Pepcid in the United States rose 22.4% over 12 measured months, from 201K to 246K in September 2026. - Estimated monthly branded searches for Prilosec OTC in the United States fell 18.2% over 12 measured months, from 165K to 135K in September 2026. ## Historical estimated branded-search demand | Month | Competitive set | Estimated monthly branded searches | Share of Search | Rank | | --- | --- | --- | --- | --- | | Oct 2025 | Heartburn and digestive brands | 165K | 17.3% | 3 | | Nov 2025 | Heartburn and digestive brands | 135K | 15.8% | 3 | | Dec 2025 | Heartburn and digestive brands | 135K | 14.4% | 3 | | Jan 2026 | Heartburn and digestive brands | 165K | 17.3% | 3 | | Feb 2026 | Heartburn and digestive brands | 135K | 15% | 3 | | Mar 2026 | Heartburn and digestive brands | 165K | 16.5% | 3 | | Apr 2026 | Heartburn and digestive brands | 135K | 13.9% | 3 | | May 2026 | Heartburn and digestive brands | 135K | 13.9% | 3 | | Jun 2026 | Heartburn and digestive brands | 135K | 14.8% | 3 | | Jul 2026 | Heartburn and digestive brands | 135K | 14.2% | 3 | | Aug 2026 | Heartburn and digestive brands | 135K | 13.9% | 3 | | Sep 2026 | Heartburn and digestive brands | 135K | 13.9% | 3 | ## How are Prilosec OTC’s branded searches counted? Brandwave collects information about searches that people make online using Prilosec OTC’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading. - “prilosec” ## Which heartburn and digestive brands compete with Prilosec OTC? - [Pepto-Bismol](/demand/us/brands/pepto-bismol): Head-to-head: /demand/us/compare/pepto-bismol-vs-prilosec - [Pepcid](/demand/us/brands/pepcid): Head-to-head: /demand/us/compare/pepcid-vs-prilosec - [Tums](/demand/us/brands/tums): Head-to-head: /demand/us/compare/prilosec-vs-tums - [Nexium](/demand/us/brands/nexium): Head-to-head: /demand/us/compare/nexium-vs-prilosec - [Gaviscon](/demand/us/brands/gaviscon): Head-to-head: /demand/us/compare/gaviscon-vs-prilosec ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Cite this page Brandwave. "Prilosec OTC: search popularity in the United States". https://gobrandwave.com/demand/us/brands/prilosec This page is also available as HTML at https://gobrandwave.com/demand/us/brands/prilosec. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.