Loose cap, loose crown or lost filling? These dental emergencies are no match for Dentemp Premium Dental Repair. Dentemp is clinically proven to temporarily repair loose caps and crowns and replace lost fillings, while providing instant pain relief. Dentemp the #1 selling over the counter dental cement was developed by a dentist. It is easy to use, and the formula is safe and strong, so you can eat on it in just 60 minutes.