You can use a prescription bottle to make a little sewing kit for travel or as a gift for a college student. It's the perfect size to fit a couple small spools of thread, a few needles, a needle threader, a thimble and some buttons.
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With about 30 minutes to spare, you can make this to keep in your car, purse, or RV. It's handy, safe from little ones, and waterproof.
One way to reuse prescription bottles is as a portable sewing kit. Put a spool of thread into the bottle, pierce a small hole in the lid and run the thread end out the lid. Put several needles and pins, however many you might need, inside.