See Dow Development Laboratories’ FormulationForum for blogs and articles on various topical drug product development topics of interest.
Ask a Formulator: How Do You Solubilize an API That Does Not Want to Dissolve?
April 19, 2022
Being Polar Can Have Advantages.
Scale-Up of Topical Products: Math Matters
December 1, 2021
Warm up your geometry muscles and get out your calculator before you start scale-up of a topical product. Heating and cooling, mixing efficiencies, and mixing speeds change dramatically when the batch size is increased.
To Suspend or Not to Suspend
October 1, 2021
Suspending an API in a topical drug product can be an appropriate alternative to a dissolved API, and can lead to better product outcomes. The potential advantages associated with suspensions are sometimes overlooked when developing topical formulations.
Making pimple popping a thing of the past
August 30, 2021
Acneic skin can involve inflammation, comedones, excess sebum production and bacteria.
Ask a Formulator: What is the Purpose and Approach to Solubility Studies?
May 7, 2021
If you’re not part of the solution, you’re the precipitate: Solubility studies are an essential first step in topical formulation development. Read about the factors to consider when designing a solubility study for an API for use in a topical drug product.
Keeping the Bugs Away
May 5, 2021
Topical nonsterile Rx products are at risk for contamination. Inclusion of an appropriate preservative system and USP testing will ensure that the product is free of microbial contamination.