Vicks Sinex SEVERE LiquiCaps: Our In-Depth Take When we reached for the Vicks Sinex SEVERE LiquiCaps, we were impressed by the promise of All-In-One Sinus Relief in a convenient, non-drowsy liquid form. Designed to tackle Maximum Strength pressure, headache, and congestion, these 24 LiquiCaps delivered a potent hit without leaving us zombie-like. The liquid capsule format was subtle, unlike the messy liquid gels we’ve tried before, dissolving smoothly under the tongue. We noticed relief within an hour, making it a go-to for our worst sinus nights. Our only gripe? The price could be steeper, but the efficiency more than make up for it. If our sinus headaches are severe, we’ll keep reaching for these, because when it comes to sinus showdowns, our sinuses appreciate precision.