Formulation and Evaluation of Ph Sensitive In Situ Ocular Gel of Doxycycline Hyclate
Several new preparations have been developed for ophthalmic use, not only to prolong the Ophthalmic drug delivery is one of the most interesting and challenging endeavors facing the pharmaceutical scientist. The challenge to the formulator is to circumvent the protective barriers of the eye without causing permanent tissue damage. The primitive ophthalmic solutions, suspensions and ointment dosage forms are clearly no longer sufficient to combat some present virulent diseases.