Types & Characteristics of Genres: Poetry. A main literary genre is poetry. All poems share specific characteristics. For example, poetry is written in lines and stanzas instead of sentences and paragraphs. Some poems follow strict rules as to the number and length of lines and stanzas, whereas many poems are much more free-flowing.
Freebase(0.00 / 0 votes)Rate this definition: Methotrexate. Methotrexate, abbreviated MTX and formerly known as amethopterin, is an antimetabolite and antifolate drug. It is used in treatment of cancer, autoimmune diseases, ectopic pregnancy, and for the induction of medical abortions. It acts by inhibiting the metabolism of folic acid.
Methotrexate | Side Effects. Methotrexate is a very commonly used medication to treat rheumatic diseases such as rheumatoid arthritis. It is generally a very safe medication that is tolerated by most patients who take it.ne of the very rare but serious side effects of methotrexate is an unusual lung reaction. In some people, methotrexate can cause âinflammationâ in the lung tissue. The patient usually develops a dry cough (in the absence of a cold) or unexplained shortness of breath.