What is the most economical and practical way for dogs to deworm in vitro?

It is natural to say that the most cost-effective in vitro deworming products for dogs are the first to be introduced. It only takes about one yuan a day to enjoy the insect repellent quality of imported big brands, which is very practical. Soledad collar is aimed at fleas, ticks, lice and other common parasites outside dogs, which can repel ticks, thus preventing ticks from sucking blood, and the effect is quite good. Most importantly, a collar can be used for eight months, which comes from its patented polymer matrix sustained release technology, providing long-term protection for dogs.