In addition to DPT’s comprehensive pharmaceutical development capabilities, we provide specialized testing services for nasal sprays and pressurized metered-dose inhalers (pMDI).

Specialized testing services for nasal sprays and pressurized metered-dose inhalers include:

• Device robustness
• Spray pattern
• Plume geometry
• Spray content uniformity
• Droplet size (laser diffraction)
• Tail-off characteristics
• Priming and repriming
• Repriming/effect of resting time
• Effect of dosing orientation on spray content uniformity and droplet size
• Other