We highly recommend that you do not use poison to get rid of rats, it causes more issues than it is worth.
Does using poison cause dead rats in the house? (yes)
Warfarin is better known as the Coumadin and there are still some other brands that are available in the market nowadays. It is highly recognized by the pest control companies, since the poisons can help in killing the rats to stop the infestation. It is just an instrument in controlling the formation of the blood clots for people who are at risk of them. The truth is that Warfarin has been developed in the 1940s as a rat poison, only until it was advantages has been exposed. The best kind of rat poison is said to be odorless and doesn’t have a taste which doesn’t have the lethal effect right away for the rat. This ended up in the development of some types of poison, the most famous and highly enduring are those that contain anticoagulants.
The anticoagulant poisons will work by suppressing the capacity of the animal to metabolize the Vitamin K. It is important in the blood, formation of blood clots. Blood clothing is an advantage, thus it limits the amount of the blood that was lost from the trauma and it paves the way for the healing process to start. Suppressing the Vitamin K synthesis is the result of the think blood that is not capable of controlling and brings diffuse internal hemorrhage. In rats, the process may take place within 7-14 days to end up in the lethal result that is expected to occur. One of the deficiencies of this kind of poison for rats is the extended death path that enables the animals to come to different places to die, thus a lot of them cannot be accessed by human beings anymore.
Most of the rats that were killed by the poison come to the nest, which is typically on the walls or the roof, structures of the house and others. The unexpected result is structures that were contaminated with the odors of the rotting rat, oftentimes for several months just after the poison has been given. The very first attack of the anticoagulant to kill rats are just giving in a low dose, that means they will surround the house with rat poison in a small amount only, that will be given for several days for the body of the animal to reach its lethal levels. This is what you call the 2nd generation anticoagulants that has been later on introduced and is promising to be given in a 1 dose effect only to shorten the time that leads to the death of the rats. The poisons have a high level of anticoagulant. This has a disadvantage on the other hand and that is it can make them prone to secondary poisoning rates than the first generation poisons.