Doritos has run multiple campaigns related to their "Hot & Spicy" flavored chips over the years. These campaigns typically highlight the bold and spicy nature of the product to attract consumers who enjoy spicy snacks. Below are some general details about such campaigns:

1. Flavor Promotion: The "Hot & Spicy" campaigns by Doritos primarily focus on promoting this specific flavor variant, emphasizing its spicy taste and bold flavor profile.

2. Creative Advertising: Doritos is known for its creative and often humorous advertising style. Their "Hot & Spicy" campaigns did include entertaining commercials or digital content that showcases the heat of the chips and the reactions of people trying them.

3. Social Media Engagement: Doritos often leverages social media platforms to engage with consumers. They encourage users to share their own spicy Doritos experiences, creating user-generated content and increasing brand engagement.

4. Limited-Time Promotions: Some campaigns did introduce limited-time promotions, special packaging, or new spicy flavors to generate excitement among consumers.

5. Influencer Collaborations: Doritos did collaborate with social media influencers or celebrities to create content related to their "Hot & Spicy" chips, further expanding their reach among specific target audiences.

6. Interactive Experiences: Some campaigns include interactive experiences, such as online games or challenges, that allow consumers to engage with the product and the brand in a fun and memorable way.

7. Spicy Challenges: Doritos did challenge consumers to try their spiciest chips and share their reactions online. This can create a sense of competition and camaraderie among fans of spicy snacks.

8. Global Reach: These campaigns are often launched globally to reach a wide and diverse audience of snack enthusiasts.

9. Product Variations: Doritos did introduce different levels of spiciness within their "Hot & Spicy" range to cater to various consumer preferences.

Please note that the specifics of individual "Hot & Spicy" campaigns by Doritos can vary over time and by region. To find the most current and detailed information about a specific "Hot & Spicy" campaign by Doritos, we'd recommend checking Doritos' official website, social media channels, or recent marketing materials related to their promotions.