Several home remedies work as well as cough drops for soothing a sore throat and calming a cough. Honey, warm teas, saltwater gargles, and humidity adjustments can all provide real relief, and some have clinical evidence backing them up. Here’s what actually works and how to use each option.
Honey: The Strongest Natural Option
Honey is the closest thing to a proven cough suppressant you’ll find in your kitchen. A study published in JAMA Pediatrics compared honey head-to-head with dextromethorphan (the active ingredient in most cough drops and syrups) for children’s nighttime cough. Parents rated honey the most effective option for reducing cough frequency and improving sleep. Honey performed significantly better than no treatment, while dextromethorphan did not. The two were statistically similar to each other, meaning honey matched the standard over-the-counter ingredient.
You can take a spoonful straight, stir it into warm water, or mix it into tea. A tablespoon is a reasonable dose for adults. For children ages 1 to 5, half a teaspoon to a teaspoon is typical. One critical safety note: never give honey to a child younger than 12 months. It can cause botulism, a severe form of food poisoning, in infants.
Saltwater Gargle
Gargling with salt water draws excess fluid out of swollen throat tissue, which reduces irritation and helps clear mucus. The CDC recommends mixing one teaspoon of salt into a cup (eight ounces) of warm water. Gargle for 15 to 30 seconds, spit it out, and repeat a few times. You can do this several times a day as needed. It won’t suppress a deep chest cough, but for that raw, scratchy throat feeling that makes you reach for a cough drop, it’s effective and costs almost nothing.
Warm Teas That Help
Warm liquids on their own soothe irritated throat tissue and help thin mucus. Certain teas add an extra layer of benefit.
Ginger tea has strong anti-inflammatory properties that can calm irritated airways. To make it from fresh ginger, peel and thinly slice three one-inch pieces, add them to four cups of boiling water, and let it boil for about 15 minutes. Strain before drinking. The long steep time matters here because ginger’s active compounds need heat and time to release fully.
Peppermint tea contains menthol, which creates a cooling sensation and may help open clogged sinuses so you can breathe more easily. For fresh peppermint, add about 15 leaves to two cups of boiled water and steep for five minutes. If you’re using tea bags, one bag per cup with a five-minute steep works fine.
Adding honey to either tea gives you the cough-suppressing benefit of honey plus the soothing warmth and anti-inflammatory effects of the tea itself.
Throat-Coating Herbs
Two herbs are especially useful for that dry, ticklish cough that cough drops are designed to manage. Marshmallow root contains compounds called mucilage polysaccharides, which swell when mixed with liquid and form a gel-like coating over irritated throat tissue. Slippery elm bark works the same way, producing its own mucilage that coats and soothes. Both are available as lozenges, loose teas, or powders at most health food stores. They won’t suppress a cough the way a medicated drop does, but they physically protect raw tissue from further irritation, which often reduces the urge to cough.
Humidity and Steam
Dry air is one of the most common cough triggers, especially overnight. A humidifier adds moisture back into the air and keeps your throat and airways from drying out. The American Academy of Pediatrics recommends cool-mist humidifiers over warm-mist vaporizers because vaporizers can cause burns, particularly around children.
For quicker relief, run a hot shower with the bathroom door closed and sit in the steamy room for 10 to 15 minutes. This works well right before bed when coughing tends to spike. You can also add a few drops of eucalyptus oil to a bowl of hot water and breathe in the steam with a towel draped over your head. Adults can use 20 to 30 drops per fluid ounce of water. Keep eucalyptus and peppermint oils away from children under 6, as concentrated exposure can cause breathing problems in young kids.
Nighttime Positioning
If your cough gets worse when you lie down, post-nasal drip is likely the culprit. Mucus pools at the back of your throat when you’re flat, triggering the cough reflex. Sleeping with your head elevated helps mucus drain rather than collect. You can stack an extra pillow or two, or slide a wedge pillow under the head of your mattress. This also helps if acid reflux is contributing to the irritation. It’s a simple change that can make a noticeable difference on the first night.
Options for People Avoiding Sugar
If you’re managing blood sugar levels or avoiding sugar for dental reasons, many standard cough drops are a problem because they’re essentially hard candy with menthol. Honey is still an option in small amounts, but it does contain natural sugars. Your best sugar-free alternatives are saltwater gargles, unsweetened ginger or peppermint tea, steam inhalation, and marshmallow root or slippery elm lozenges (check labels for added sweeteners). Some brands also make sugar-free cough drops sweetened with xylitol, which doesn’t spike blood glucose the way regular sugar does.
When Home Remedies Aren’t Enough
These alternatives work well for the short-term coughs that come with colds and mild respiratory infections. But a cough that lasts longer than 10 days without a clear explanation, or longer than eight weeks in adults and four weeks in children, falls into chronic territory and needs professional evaluation. The same applies if you’re coughing up blood, experiencing unexplained weight loss, having trouble swallowing, noticing persistent hoarseness, or feeling short of breath.