Most Neurologists recommend taking meds half hour before or an hour after eating to benefit the most from the medication.

I agree with Sue. When does he take meds in relation to when you eat?I would check with Dr about timing of meds. He may need an adjustment to what or when he is eating.
Thea

Sounds more like medicine related... or simply disease progression. Freezing episodes are sudden, short, transient blocks of movement that occur primarily with initiating walking, turning, navigating through narrow spaces or approaching obstacles.

His pill schedule is AM, 10, 2, 6, PM - supper is usually at 6 so we will give that later and see how it works. Thanks to all of you.

Thanks for your comment. We will have to try that and see if that helps.