Vitex may help with these syndromes due to its ability to influence hormonal levels. However, this means vitex could modulate hormone levels in women taking birth control pills, rendering them less effective.
Cytosis. Cytosis is a transport mechanism for the movement of large quantities of molecules into and out of cells. There are three main types of cytosis: Endocytosis, exocytosis, and transcytosis.
The following categories of drugs are known to cause macrocytosis: Folate antagonists (eg, methotrexate ) Purine antagonists (eg, 6-mercaptopurine [6-MP]) Pyrimidine antagonists (eg, cytosine arabinoside [ara-C]) Alkylating agents (eg, cyclophosphamide) Tyrosine kinase inhibitors (eg, sunitinib, and imatinib)