How are corticosteroids used? Corticosteroid drugs are used to treat rheumatoid arthritis, lupus, asthma, allergies and many other conditions. They also treat Addison's disease, a condition where the adrenal glands aren't able to produce even the minimum amount of corticosteroid that the body needs.
Buying and selling stock. You can give your advisor or investment firm instructions to buy or sell a stock in person, by phone or online. This is called placing your order. Youâll pay a commission each time you buy or sell a stock. things you need to place an order. 1  What you want to buy or sell â You may be able to place multiple trades on 1 order. 2  Your advisor or investment firm will confirm your specific choices before placing your order. 3  How much you want to buy or sell â You may need to buy a minimum amount of the stock.
Step-by-step guide on how to buy stocks through an online brokerage. Buying stock at an online broker is easy-but you do need to know a few points before pulling the trigger on your online trade.