Oxandrolone (Anavar) was described for the first time in the year 1964 atSearle Laboratories (currently a subsidiary ofPfizer).
Oxandrolone (Anavar) ໄດ້ຖືກອະທິບາຍເປັນຄັ້ງ ທໍາ ອິດໃນປີ 1964 ທີ່ Searle Laboratories (ປະຈຸບັນເປັນບໍລິສັດຍ່ອຍຂອງ Pfizer).