COMPARISON

Soolantra vs Metronidazole: Which Rosacea Cream Works Better?

These are the two topical prescriptions most likely to be offered for the bumps and pustules of rosacea.

Metronidazole has been first-line since the 1980s. Ivermectin arrived much later, works partly by reducing the skin mites associated with rosacea flares, and has generally outperformed metronidazole where the two have been compared.

The practical choice usually comes down to cost.

At a glance

Soolantra (Ivermectin)
Metronidazole (Topical)
What it is
A rosacea cream that both calms inflammation and reduces the skin mites linked to flares
The long-standing first-line cream for the bumps and redness of rosacea
Class
Topical antiparasitic / anti-inflammatory
Topical antimicrobial / anti-inflammatory
Best for
Rosacea with prominent bumps and pustules
Rosacea bumps and pustules; background redness
Strength / form
1% cream, once daily
0.75% and 1% gel, cream or lotion
Onset
4 weeks; keeps improving to 12–16 weeks
3–6 weeks; full effect by 12 weeks
Skin of color
Well tolerated across skin tones
Well tolerated; gentle enough that it rarely triggers dark marks
Rx needed?
Prescription
Prescription
Evidence
Strong — beat metronidazole on lesion counts in head-to-head trials
Strong — decades of trials, and cheap as a generic

In the skin, zone by zone

Every skincare ingredient works a little differently. This comparison breaks down where each one acts in the skin, what it does best, and where one may have an advantage over the other.
Soolantra (Ivermectin)
Metronidazole (Topical)
Skin barrier
Well tolerated, moisturizing baseKey strength
Very well toleratedKey strength
Pore
Reduces mites living in follicles
No effect
Dermis
No effect
No effect
Pigment
No effect
No effect
Inflammation
Strong on rosacea bumpsKey strength
Reduces rosacea bumps and background rednessKey strength
Antioxidant
No effect
Mild

Both sit squarely on the inflammation row — that is the whole treatment. Ivermectin adds a partial pore effect by reducing the Demodex mites living in follicles, which is the mechanism metronidazole lacks and the likely reason it edges ahead on bumps. Notice what is empty for both: nothing on dermis, nothing structural. That is why neither one shrinks visible vessels or fixed redness.

When to choose which

Bumps and pustules | Soolantra | Strong
Ivermectin has generally reduced lesion counts more than metronidazole in head-to-head trials, and more patients reach clear or almost-clear.

Background redness | Neither, really | Limited
Worth being direct about. Both help the redness that comes with inflamed bumps, but neither does much for the fixed background redness or the visible vessels underneath. That is a job for a vascular laser.

Flushing episodes | Neither | Limited
Sudden flushing responds to trigger management and sometimes to other medications — not to these creams.

Cost | Metronidazole | —
The single biggest practical difference. Generic metronidazole is inexpensive. Brand Soolantra is not, though generic ivermectin cream has improved access.

Convenience | Soolantra | —
Once daily, in a moisturizing base. Metronidazole is usually twice daily.

Tolerability | Roughly equal | Moderate
Both are gentle. Soolantra's cream base suits dry, sensitive rosacea skin well; some people find it slightly more comfortable.

Speed | Soolantra | Moderate
Improvement often shows by week 4 and keeps building past 12 weeks. Metronidazole is on a similar timeline but tends to plateau sooner.

Skin of color | Either | Consensus
Both are well tolerated. Rosacea is underdiagnosed in deeper skin tones because redness is harder to see — the bumps, burning, and sensitivity matter more than the color for recognizing it.

Can you use both?

Pick one to start. They are rarely used together, since they treat the same target.

Start with metronidazole if cost matters, or if your rosacea is mild. It is a genuinely effective, well-established option.

Start with or switch to Soolantra if metronidazole has not been enough, your rosacea is more bumpy than red, or once-daily suits you better.

Give either 12 weeks before deciding. Rosacea treatments are slow, and switching at week 4 is the most common way people conclude that "nothing works."

What both need alongside them:
- Daily sunscreen — sun is the most common rosacea trigger there is.
- A gentle routine. No scrubs, no strong acids, no foaming cleansers that leave skin tight.
- Trigger awareness. Heat, alcohol, spicy food, and stress vary by person; tracking yours is more useful than guessing.

If redness is your main complaint, ask about a vascular laser or a redness cream instead. These two will not do it.

References

  1. Taieb A, et al. Superiority of ivermectin 1% cream over metronidazole 0.75% cream in treating inflammatory lesions of rosacea: a randomized, investigator-blinded trial. Br J Dermatol, 2015. https://doi.org/10.1111/bjd.13408
  2. Azelaic acid 15% gel vs metronidazole 0.75% gel in rosacea — randomized trial. Arch Dermatol, 2003. https://pubmed.ncbi.nlm.nih.gov/14623704/