At the end of the study, propellant loss in the Proventil HFA test MDIs increased threefold over that in the controls. The Ventolin HFA test MDIs also had an increased leak rate compared with ...

Purpose: The effects of extreme temperatures on drug delivery of two albuterol sulfate hydrofluoroalkane, metered-dose inhalers (MDIs) were evaluated.Methods. Three Proventil HFA and three ...

The inhaler options have broadened in recent years, with products on the market that include everything from the short-acting Proventil (albuterol) rescue inhaler to next-generation SMART meds that ...

Introduction Although numerous studies have estimated the inhalation dose of metals emitted from electronic cigarettes (e-cigs), the impact of factors including aerosol size and the atomising power of ...

Vectura’s expertise in the field includes formulation and device development for dry powder inhalers and pressurized metered dose inhalers, among other products and services.

Some scientists believe that asthma and vitamin deficiencies are linked. It is thought that certain vitamins—most specifically vitamin D, vitamin C, and vitamin E—play a role in not only the ...