Giving Interceptor to a dog with heartworms can cause serious injury and even death. If your pet misses more than 6 consecutive doses of Interceptor for dogs, they should be tested upon resuming treatment.
What happens if a dog has heartworms and you give them heartworm medicine?
Heartworm preventives do not kill adult heartworms. Also, giving a heartworm preventive to a dog infected with adult heartworms may be harmful or deadly. If microfilariae are in the dog's bloodstream, the preventive may cause the microfilariae to suddenly die, triggering a shock-like reaction and possibly death.
What happens if you accidentally give your dog 2 heartworm pills?
If it was Heartgard, there is no cause for concern. It is an extremely safe product and very difficult to overdose. If it was a different preparation of ivermectin, a double dose may not be cause for concern unless your dog is sensitive to it or carries the MDR1 gene.
What happens if you give a heartworm positive dog ivermectin?
Ivermectin does not kill adult heartworms. Ivermectin does shorten the lifespan of adult heartworms. Ivermectin does sterilize adult heartworms. Ivermectin does kill microfilaria (keeping the dog from being a source of contagion) • Ivermectin does kill L3 and L4 larvae (preventing new infections).
Can a dog get sick from too much heartworm medicine?
At elevated doses, sensitive dogs showed adverse reactions which included mydriasis, depression, ataxia, tremors, drooling, paresis, recumbency, excitability, stupor, coma and death. HEARTGARD demonstrated no signs of toxicity at 10 times the recommended dose (60 mcg/kg) in sensitive Collies.
More useful articles on a similar topic 👇
Will HEARTGARD Plus kill heartworms?Can I give Heartgard to a dog with heartworms?
