Trace the detail
The source
register.
Provider pages establish what is advertised. FDA, AAD and product labels answer different questions. Every entry was checked September 26, 2026.
Provider
Wisp: Brighten Up! ↗
Price, bottle size and ingredients, including expanded Medication Details.
Provider
Wisp: hydroquinone treatment information ↗
One-time reorders and product-specific treatment cautions.
Provider
RedBox Rx: hydroquinone cream ↗
28.35 g 4% cream, quarterly billing and the provider approval claim.
Primary guidance
FDA: hydroquinone product notice ↗
2022 notice on OTC products and the specific approved Tri-Luma medicine.
Primary guidance
FDA: National Drug Code Directory ↗
A directory listing or NDC is not evidence of approval.
Product label
DailyMed: example single-ingredient 4% label ↗
Example labeled unapproved drug other; not identified as any reviewed provider’s actual supply.
Primary guidance
FDA: find a state-licensed pharmacy ↗
Check the dispensing pharmacy with the state licensing board.
Primary guidance
AAD: melasma treatment ↗
Diagnosis, clinician-directed treatments and sun protection.
Primary guidance
AAD: skin care during pregnancy ↗
Ingredients to avoid during pregnancy, including hydroquinone.