Below mentioned things can trigger the loss of an erection.
1. Nervousness
2. Stress
3. Depression
4. Alcohol, tobacco, drugs, or medication
5. Low
testosterone
6. Excess body weight
7. Health issues:
Diabetes, hypertension and other diseases and conditions can affect penile function. Do have any of above ? ... Need to take details for your problems so that I can help you further .
Next Steps
After ejaculation, normally males can't do consecutive intercourse till 1.5 to 2 hours. It's called refractory period. In some males, it can be few hours to few days also. so not to worry about that aspect. Its normal.
Health Tips
Kindly consult me personally online for accurate treatment. TAKE CARE !