Spores get a foothold easily — a shared shower after training, a hot day in closed shoes. They need only two things: moisture and warmth.
Miconazole acts on the typical organisms right in the upper skin layer, stopping the spread at source.
Without prescription, plain packaging. Dry the skin properly or you are working against yourself.
Athlete's foot: usually starting between the toes, with flaking, burning or cracked skin
Jock itch: redness and persistent itching in the groin and inner thighs
Ringworm: the characteristic round patches on arms, legs or trunk
Pityriasis versicolor: uneven discoloured areas accross the back and chest
Candida of the skin: yeast infections, often in skin folds
The round shape is a useful clue. The edge is red and scaly while the centre clears, because the fungus spreads outward from where it started.
How the substance works
Fungal cells need a building block called ergosterol to hold their membrane together — much as human cells rely on cholesterol.
Miconazole blocks the enzyme that produces it.
Without ergosterol the membrane becomes permeable. The cell loses its contents and dies.
Human cells do not have that enzyme in the same form, so your own skin is largely unaffected. Which is why topical use is well tolerated.
Drying is the step that decides it
Wash and dry completely.
Thin layer, rubbed in.
Extend about a finger's width beyond the visible edge.
For athlete's foot, each gap between toes separately.
Wash hands thoroughly afterwards.
Drying properly is the step most often done carelessly and it matters most. Moisture is what the fungus lives on — cream applied to damp skin is working against itself.
Use a seperate towel for your feet and wash it hot. Otherwise you spread spores over the rest of your body.
The margin point is equally important: the fungus is advancing where nothing is yet visible.
Keep treating after it looks better
This is the single most common reason fungal infections come back.
The itching and redness clear well before the fungus does. Stop there and you leave exactly the spores that will regrow.
Carry on for roughly two weeks after the skin looks normal. Nobody prints that in large letters on the box, and it decides between cured and recurring.
The shoes are half the problem
Treating the skin and ignoring the footwear is why athlete's foot keeps coming back.
Spores survive in shoes for months. Treat the feet, put the same shoes on, and you reinfect yourself.
Fresh socks daily, washed hot
Disinfect shoes regularly with a spray
Rotate between pairs so each dries out
Breathable footwear, not sealed synthetic
Cotton socks rather than synthetic
Never barefoot in pools, saunas or changing rooms
A separate towel for feet, washed hot
It reads like a lot of effort. It is the part that decides whether this takes two weeks or two years.
Possible side effects
Burning or stinging where applied
Redness and itching
Dry or flaking skin
Rarely, an allergic reaction
Mild stinging in the first days is normal, particularly on cracked skin between the toes. If it clearly worsens or a rash appears, stop.
One interaction worth knowing
Applied over a large area or onto broken skin, some of the drug is absorbed. Usually that means nothing — with one exception.
In anyone taking warfarin, the tendency to bleed can increase. If you take an anticoagulant, that is worth knowing about.
When to get it looked at
If nothing improves after two or three weeks, it may not have been fungus at all.
Eczema, psoriasis and contact reactions look similar and do not respond to an antifungal. A skin scraping settles it.
Also worth showing: extensive involvement, weeping or heavily inflamed areas, and any fungal infection in someone with diabetes — skin heals less well there, and a crack between the toes can turn into something considerably more serious.
Ordering without prescription: how it works
A tube in the cupboard is more practical than a trip out with feet that are already burning.
Pick the strength and the pack size, put in a delivery address, confirm. Couple of minutes, any time of day, no queue and no conversation across a counter.
It goes out in plain packaging. No pharmacy name on the outside, nothing that hints at what is inside. How long delivery takes depends on where the parcel is headed.
On price it comes down to strength and pack size. Larger packs generally work out better per unit.
The outside of the parcel gives nothing away, wherever in the UK it is going. No pharmacy branding, no product name, nothing that suggests medication. For most customers that is the whole reason for ordering online.