Fig. 1From: Investigating effect of water of hydration on active pharmaceutical ingredients in a water-sensitive dosage formOne-month stability accelerated test. a The donepezil HCl effervescent buccal tablets at 40 °C, 25% RH group (left), and b RT, 60% RH group (right). c Rivastigmine tartrate effervescent tablets at 40 °C, 25% RH (left), and d RT, 60% RH (right)Back to article page