Figure 3. Swelling behavior of OTC HCl loaded Ca-alginate beads in 0.1 N HCl (pH 1.2) and phosphate buffer (pH 7.4)

From

Development and In-Vitro Characterization of Ca-Alginate Beads of Oxytetracycline Hydrochloride for Oral Use: Effect of Process Variables

Lalit Kumar Tyagi, Ravi Shekhar, Kalpesh Gaur, Mohan Lal Kori

American Journal of Pharmacological Sciences. 2017, 5(3), 63-70 doi:10.12691/ajps-5-3-2