04. July 2018
Concentrated solutions of doxycycline are often added to drinking water of animals for oral antibiotic therapy. However, stability concerns of doxycycline in solution involve an accurate selection of the solvent system to ensure that the active substance will remain within the acceptance range during the product shelf-life and to avoid sub-therapeutic dosage. Different solvent systems have been evaluated in order to determine their influence on the stability of concentrated doxycycline...
12. June 2015
he principal component of many solid pharmaceutical formulations and indeed of dry powder inhalers, rather than being an active pharmaceutical ingredient (API), is most likely to be lactose. It is an excipient that fulfils a number of functions including those of diluent, flow-aid and API carrier. More Pulmonary Drug Delivery: Advances and Challenges Published Online: 29 MAY 2015 DOI: 10.1002/9781118799536.ch7