Rituximab (Rituxan and MabThera) is a drug used to treat rheumatoid arthritis that has not improved with other types of medications, as well as certain forms of vasculitis.
As retirement accounts, the Roth IRA and the TSP Roth have annual investment limits. The TSP Roth has a significantly higher investment limit than the Roth IRA. Investors will be able to put $16,500 in a TSP Roth, whereas a maximum of $5,000 can be put into a Roth IRA in 2011. A TSP Roth has a higher catch-up provision as well.
The giant federal-military 401(k) plan, the Thrift Savings Plan, is introducing a Roth option, for its 4.5 million-plus investors. The TSP, like other 401(k) plans, is a way to save on taxes. Money invested in the TSP is tax-deferred until you start withdrawing it.