Dracaena leaves falling off doesn't always indicate that the plant is dying, as it is normal for plants to shed older leaves.
47+ Dracaena Leaves Falling Off. Weeks ago, its lower leaves started falling off (even if i just touch them softly). I'd decrease back off on the watering schedule and water the plant while it dries out that must be 3.
My Dracaena Is Losing Leaves Reasons For Leaves Falling Off Dracaena Plants from www.gardeningknowhow.com
Cut off only the damaged tips or spots leaving a tiny margin of brown so not to damage the remaining healthy foliage on the plant. New leaves will not replace the old ones, the stems will remain bare. Keep in mind that it will grow.
I'd decrease back off on the watering schedule and water the plant while it dries out that must be 3.