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.
Disadvantages of a Roth TSP. There are two key downsides to the Roth TSP as compared to the traditional TSP. 1  First, for high-income investors, the traditional TSP may make more sense since it provides them with a significant near-term tax break. 2  Second, employer-funded, matching contributions will not change because of the Roth feature.