Erection issues?

[Jelisej]

You need to be off any medication that has an effect on hormones for a while to get proper results, we are talking for at least 8-9, or even week-or-two more after cesation of SERMS.
Otherwise you'll end up self-medicating based on wrong test results, and it will not work well which will add more to your woes, and once you start thinking too much about sex/performance- its all over.
Stop playing that macho bullshit, and dont waste money... And who says that after one round you need to start another straight away?... Introduce some foreplay which will be of great help to you- and your lady will like it.

From Kinsey institute:
Frequency of Marital Coitus
Females (average frequency reported):
2.8 times a week, in late teens
2.2 times a week, by age 30
1.0 times a week, by age 50
Male data were comparable.

Length of Coitus:
Males:
17.6% of males reported ejaculation less than 2 minutes after intromission
47.6% less than five minutes in coitus in first marriage
22.9% claimed to have lasted 10 or more minutes, (Table 324, p. 373 Kinsey Data, College Sample

Peak Performance and Maximum Activity, Age of
In the male, the average maximum sexual frequencies for the total sexual outlets occur between 16 and 20,