Why your ear feels "plugged" after the flu, why chemist drops aren't fixing it, and how a quick visual diagnosis can clear the confusion.

It is a familiar and highly frustrating story: You have finally recovered from a heavy cold or the flu, but you are left with a lingering problem—your ear feels completely plugged. Every month, hundreds of Victorians search for "clogged ears from cold" or buy "ear drops for clogged ears," hoping to find a quick fix for that underwater, muffled sensation.
You might naturally assume the sickness caused a sudden buildup of earwax and reach for over-the-counter chemist drops. But when the drops don't work, panic often sets in.
At LAC Audiology, we see this exact scenario constantly. The reality? Your outer ear canal is likely completely clean. The problem is actually hiding behind your eardrum, and pouring drops into your ear is never going to reach it.
The Mechanics of a Blocked Ear
When you catch a virus, the drainage tube swells shut. The fluid has nowhere to go, so it pools behind the eardrum, acting like a heavy, muffled blanket.
The Real Culprit: Fluid in the Middle Ear
When you get sick, congestion doesn't just affect your nose and throat. Your ear is connected to the back of your throat by a tiny drainage pipe called the Eustachian tube.
When you catch a virus, this tube swells shut. Because the drainage pipe is blocked, the natural fluids produced by your middle ear have nowhere to go. Instead, they pool and become trapped directly behind your eardrum.
This fluid in ear condition acts like a heavy blanket. It prevents your eardrum from vibrating properly when sound waves hit it, which is exactly why your hearing sounds muffled, dull, or like you are listening from underwater.
The Eardrum Barrier Test
Your eardrum is completely watertight to protect your brain. Squeezing drops into your outer ear is completely useless if the fluid is trapped in the middle ear.
0% Penetration. The drops pool against the outside of the watertight eardrum. They cannot reach the trapped fluid on the other side.
Why "Clogged Ear Drops" Are Wasting Your Time
If your muffled hearing is caused by fluid trapped behind the eardrum, buying over-the-counter clogged ear drops is a complete waste of time and money.
Your eardrum acts as a watertight seal, protecting your inner ear from the outside world. If you pour wax-softening drops into your ear canal, they will simply sit on top of the eardrum. The drops cannot physically pass through the drum to reach the middle ear where the actual problem lies. In fact, adding heavy liquid to the outer canal can actually make the "plugged" sensation feel even worse.
One Appointment. Clear Answers.
No matter what our HD camera finds, you leave with a clear path forward.
If we find Earwax...
We use gentle, clinical microsuction to safely vacuum the blockage out of your ear canal on the spot.
If we find Trapped Fluid...
We physically show you the bubbles behind the eardrum and write an urgent clinical report for your GP.
Stop Guessing: Get a Visual Diagnosis Today
You don't need to suffer for weeks wondering if it is a wax blockage or trapped fluid. At our Roxburgh Park clinic, we offer immediate diagnostic clarity through our Clinical Triage appointments.
In a quick, painless consultation, we use a high-definition video endoscope to look directly into your ear canal:
If it's Earwax: We will see it immediately and safely remove it on the spot using gentle microsuction, restoring your hearing instantly.
If it's Fluid: We will physically show you the fluid bubbles trapped behind your eardrum on our HD screen. We will then write a detailed clinical report for your GP, who can prescribe the correct nasal sprays or decongestants to open the Eustachian tube and drain the fluid safely.
"Treating a plugged ear without looking inside first is like trying to fix a car engine without opening the bonnet. Let's look inside and get you the right treatment."
Is it Wax or is it Trapped Fluid?
Book a mobile clinical assessment. We use high-definition video otoscopy to check for blockages against the eardrum.
Book a Clinical AssessmentLearn about our 'No Wax, No Fee' policy