There’s one reason why so many cold and flu tablets don’t actually work

Diamond Rehab Thailand/Pexels You’ve got the sniffles and your nose is running like a tap. The tissues feel like sandpaper. Many Australians reach for cold and flu tablets, expecting them to “clear the sinuses” and get them through a cold. They often promise fast relief. But the evidence is clear: for nasal congestion, these medicines do not work as well as they claim. So why are they still being sold? What’s actually in cold and flu tablets? Most over-the-counter cold and flu tablets…