Bone marrow contains tissue that produces lymphocytes. B-lymphocytes (B-cells) mature in the bone marrow. T-lymphocytes (T-cells) mature in the thymus gland. Other blood cells such as monocytes and leukocytes are produced in the bone marrow.
However, Soma and anxiety is not one of these situations. Since the anti-anxiety effects of Soma are not very strong, you would need to take unsafe amounts to treat your anxiety. A good doctor would not prescribe Soma for your anxiety and would suggest other alternatives.
There are a number of anti-anxiety medications currently available. The preferred medications for most anxiety disorders are the benzodiazepines. In addition to the benzodiazepines, a non-benzodiazepine, buspirone (BuSpar), is used for generalized anxiety disorders. Antidepressants are also effective for panic attacks and some phobias and are often prescribed for these conditions.