A semi-solid delivery vehicle contains a polyorthoester and an excipient, and a semi-solid pharmaceutical composition contains an active agent and the delivery vehicle. The pharmaceutical composition may be a topical, syringable, or injectable formulation; and is suitable for local delivery of the active agent. Methods of treatment are also disclosed.

Semi-solid корабль поставки содержит polyorthoester и excipient, и semi-solid фармацевтический состав содержит активно вещество и корабль поставки. Фармацевтическим составом может быть злободневное, syringable, или injectable образование; и будет целесообразн для местнаяа поставка активно вещества. Методы обработки также показаны.

 
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