CVM is especially concerned that pet owners are going online to buy two types of commonly used prescription veterinary drugsânonsteroidal anti-inflammatory drugs (NSAIDs) and heartworm preventives. Both drugs can be dangerous if there is no professional involvement, says Hartogensis.
Fetal growth may be further impaired by the tendency of marijuana to increase the heart rate and blood pressure28 of the mother, thus reducing placental blood flow to the fetus. In addition, cocaine and marijuana, when used together, may exert a synergistic effect on both heart rate and blood pressure.29.
In addition, there exists some evidence that mothers' marijuana use during pregnancy increases the risk of their children developing childhood cancers, including non-lymphoblastic leukemia, rhabdomyosarcoma (a rare, highly malignant tumor that can occur anywhere in the body), and astrocytoma (a type of brain tumor) .