N-[4-[[(2-Amino-3,4-dihydro-4-oxo-6-pteridinyl)methyl]methylamino-d3]benzoyl]-L-glutamic Acid; N-[p-[[(2-Amino-3,4-dihydro-4-oxo-6-pteridinyl)methyl]methylamino-|d3]benzoyl]- L-glutamic acid; N-[p-[[(2-Amino-4-hydroxy-6-pteridinyl)methyl]|methylamino-d3]benzoyl]glutamic Acid; N-[4-[[(2-Amino-1,4-dihydro-4-oxo-6-|pteridinyl)methyl]methylamino-d3]benzoyl]-L-glutamic Acid; 10-Methylfolic Acid-d3; N10-Methyl Folic Acid-d3; 10-(Methyl-d3)pteroylglutamic Acid; Methopterin-d3; Methopterine-d3; N10-(Methyl-d3)pteroylglutamic Acid; NSC 107144-d3;

Labeled Methopterine. Methopterine is a Folic acid analogue. Methopterine is effective in the treatment of ectopic pregnancy.