The toxic effect is related linearly through a relatively large range of body weights, to the body weight of the victim, and, The mechanism of toxicity is the same for âsimilar animalsâ, i. e. one may conduct toxicity tests on say rats or mice and apply the LD50 data to human, since both are mammals.
For moderate menstrual cramps, the nonsteroidal anti-inflammatory drugs (NSAIDs, such as ibuprofen [Advil, Motrin, Nuprin, etc.] or naproxen [Aleve, Anaprox, Naprosyn, Naprelan]) are often helpful.
Magnesium, iron and vitamin B6 and B12 are the ones women must focus on. These also relieve cramping and relax inflammation of the uterine walls. So, while these wonât stop your period once it has started, it can certainly reduce the symptoms of uneasiness. Vitamins A and C are antioxidants that can reduce free radical damage and control heavy periods. Vitamin K can also reduce monthly bleeding. Take NSAIDs.