VersaFoam-EF™
VersaFoam® Delivery System
The VersaFoam® delivery system is a unique, patented and versatile foam formulation for delivering medications such as corticosteroids and antibiotics into the skin. The VersaFoam® technology also offers the cosmetic elegance of a fine skin care product.
To learn more about the VersaFoam® technology visit the VersaFoam® website.
Patient Preferences1
Patients preferred the VersaFoam-EF™ delivery vehicle over nonfoam vehicles and rated VersaFoam-EF™ as exhibiting better cosmetic qualities than other vehicles, including:
Data on File, August C. Stiefel Research Institute, Inc.
Patients stated that they were more likely to be compliant with products formulated in the VersaFoam-EF™ delivery vehicle at least 75% of the time, with the specified formulation at least twice-a-day for a month, compared with other vehicles in a 4-week period.†
* A patient post-study questionnaire (N=581) was administered at the Week 4 evaluation during the phase 3 clinical trial to determine patient preferences regarding topical medications.
† Results based on the proportion of patients who would comply at least 75% of the time with the specified formulation twice a day for a month.
VersaFoam-EF™ (Emulsion Formulation) Composition
VersaFoam-EF™ vehicle was formulated to maximize the positive attributes of the excipients (eg, moisturizing) and minimize the negative effects (eg, greasy feel, allergy potential):
| White petrolatum | moisturizer/occlusive agent |
| Light mineral oil, cyclomethicone, isopropyl myristate | viscosity reducers |
| Cetyl alcohol, sorbitan monolaurate, cetomacrogol | emulsifiers |
| Anhydrous citric acid, potassium citrate (monohydrate) | buffering system |
| Purified water, propylene glycol | solvent |
| Phenoxyethanol | preservative |
| Propane/butane | propellant |