They don't do such a thing at all. According to Jewish law, when a woman has her period, it's considered the loss of a potential life. As such, there is essentially a mourning period during the woman's this time.
Don't treat her any differently.
Worse than what? Your period shouldn't be bad to begin with, if it is then talk to your doctor about the menstrual problems that you suffer from and do something about them. Ibuprofen is a painkiller so can be used to deal with menstrual related headaches and menstrual cramps. Ibuprofen is also an NSAID so will help to reduce menstrual flow too, it's often used to treat heavy periods.
One of the best ways to treat heavy periods would be with Tranexamic Acid from your doctor - you take this pill three times per day for the first three days of your period, this will reduce flow by up to 50% and has very few side-effects.
Menstrual pain, poor circulation, nervousness, restlessness.
This varies widely depending on the poison, what helps with one poison actually makes it worse with another. Call poison control for correct information!
corticosteroids
A cortisone injection is typically administered to treat inflamed joints and tendons. Yes, the menstrual cycle can stop after a cortisone injection.
mainly with anti-venom
Ivy-Dry you can get it at any pharmacy
No, antivenin is used to treat the bite of a rattlesnake.
Irregular menstrual cycles, menstrual cramps, infertility, anemia, circulation aid, digestive conditions, headache, constipation, rheumatism, high blood pressure, and ulcers.
Menstrual disorders; rheumatism; childhood problems of measles, fevers and skin rashes; constipation, high cholesterol.