According to New York University, there is no real scientifically confirmed way that catnip can get a human high. However, it is used as a traditional sleep aid and uterine stimulant, along with being used recreationally by those who believe it has an effect.
WebMD warns that, while it is generally safe, higher doses of catnip can have adverse side effects. Smoking it or overuse of catnip tea can result in headaches, nausea and even vomiting. Its status as a traditional uterine stimulant, which has not been disproved, makes it a special risk to women, particularly pregnant women. It may be able to cause miscarriage, or worsen a heavy period in women who are not pregnant.Learn More
Aspirin is not known to cause miscarriage. According to Rebecca Smith, a medical editor for The Daily Telegraph, it can actually help prevent some miscarriages and increase a woman's chance to carry the pregnancy to full term. Aspirin is also known to prevent stroke and heart attacks.Full Answer >
Nonprescription omega-3 fish oil pills may cause an upset stomach, loose stools, nausea and a fishy taste in the mouth. They may also cause rashes, nosebleeds, heartburn and belching. Excessive doses may reduce the body's immune system's activity, leaving the body more vulnerable to infection, according to WebMD.Full Answer >
The incidence of serious cardiovascular events during the first 42 days after receiving the shingles vaccine was slightly higher in people who received the vaccine than in those who received a placebo, according to studies cited on RxList. However, the overall incidence of serious cardiovascular events was low.Full Answer >
According to WebMD, side effects of the pneumonia vaccine in infants and children include inflammation and swelling at the injection site, irritability, fever and appetite loss. Side effects of the pneumonia vaccine in adults include muscle aches, fever and pain at the injection site.Full Answer >