Gel formulation

Chitosan (w/w%)

Tetracycline (w/w%)

Aspirin (w/w%)

Aloe (w/w%)

Krill Oil (w/w%)

pH

Chitosan-H

Gel-1

5

0

0

0

0

5.30

Chitosan-H-TA1

Gel-2

5

1

0

1

0

6.44

Chitosan-H-TAK2

Gel-3

5

1

0

1

1

6.54

Chitosan-H-TAs1

Gel-4

5

1

1

0

0

5.94

Chitosan-H-TAsK2

Gel-5

5

1

1

0

1

6.34