In the traditional tire repairing ways, cold patch repair or hot repair are mostly used in the shop. It should be used a patch with tire solution, it's said that can be repaired the tire permanently. This is a professional work, need to be operation by a tire specialist.
If you have trouble in changing the spare tire once tire puncture, the emergency tire inflator will be your best choice. As you no need to change the tire, no need to use a tire jack and pump. Inflating and sealing can be done at the same tire.