I searched Google for taking test orally. I have never heard of that before but its mentioned on NCBI webiste, a good source of research articles.

Injection of testosterone may be safer and more effective than transdermal administration for combating loss of muscle and bone in older men.

.......Treatment for men who simply have low T remains somewhat controversial. TRT is most frequently administered by intramuscular (im) injection of long-acting T esters or transdermally via patch or gel preparations and infrequently via oral administration.
Am J Physiol Endocrinol Metab. 2015 Jun 15;308(12):E1035-42. doi: 10.1152/ajpendo.00111.2015. Epub 2015 Apr 21.

It might be worth asking him what his rationale was in writing it up like that. Wouldn't you think that the oral preparation would be packaged differently, like in a gel cap or something. If you want strong jaw muscles try beef jerky, bazooka bubble gum, or my wifes chicken rather than injecting directly into the masseter muscles!. yeah hes out of touch.