Table 1.

Concentration and physical behaviors of three nanosuspensions (F1–F3) in pH 4.5 and pH 7.4 buffers.

Formulation	F1 (PLGA‐QTP)		F2 (PLGA‐QM)		F3 (QMN)
Concentration of QTP/QM [mg mL−1]	69.6 ± 1.2		109.5 ± 0.8 a )		101.5 ± 1.4 b )
pH buffer	pH 4.5	pH 7.4	pH 4.5	pH 7.4	pH 4.5	pH 7.4
Physical state
	Suspended	Suspended	Suspended	Suspended	Suspended	Nano‐aggregated

^a) QM concentration in F2 equivalent to 70.7 ± 0.5 mg mL⁻¹ QTP

^b) QM concentration in F3 equivalent to 65.6 ± 0.9 mg mL⁻¹ QTP. Data are expressed as mean ± standard deviation (n = 3).