Optimal Solubility of Diclofenac β-Cyclodextrin in Combination with Local Anaesthetics for Mesotherapy Applications

Figure 2

Representative images of a turbid (a), a milky (b), and a limpid solution with precipitate (c). Components of each mixture are reported in brackets.

(a) Turbid solution with precipitate: Akis 50 mg/mL + mepivacaine 2% (2 mL) + sodium bicarbonate (2 mL)

(b) Milky solution with precipitate: Akis 50 mg/mL + mepivacaine 2% (1 mL) + sterile water for injection (3 mL)

(c) Limpid solution with precipitate: Akis 50 mg/mL + mepivacaine 2% (1 mL) + sodium bicarbonate (2 mL)