If given at 2 weeks of age, you can kill the adults before they have a chance to lay eggs. Preventing is easier then curing. If this happens hold the puppy upside down to help get the fluid out. Hookworms Hookworm are more serious and can be fatal. These are small, thin worms that fasten to the wall of the small intestine and suck blood.
Dogs get hookworm if they come in contact with the larvae in contaminated soil.
As with roundworms, the hookworm larvae becomes an adult in the intestine. The pups can contract hookworms in the uterus and the dam can infest the pups through her milk. Look for signs of anemia, white gums, listlessness and bloody stool. Severe anemia may require blood transfusions. If you find Tape then most likely you have or had fleas.