Hello and welcome to HCM. You should mention your age and if you're on any medication/having any other medical problems like hypertension,cardiac medicines,etc. females are known to have multiple orgasms during intercourse,whereas in males, after ejaculation, there,s usually inability to get another orgasm/ achieve immediate erection,to perform again with full erection.
do feel free to contact me if any doubts arise. wishing you well.

Hello dear
Understand your concern
First find out the course of erectile dysfunction. Two main cause: psychological and medical problem
Psychological: excessive stress, anxiety and relationship problem
Medical cause: diabetes, hypertension and its treatment, smoking, alcohol and tobacco consumption, obesity, prostate pathology, low testosterone etc.
You have to consult urologist/psychiatric and go for following investigations: Blood sugar, PSA, EXR, CBC, Blood pressor check up, color doppler of penile area, nocturnal penile erection test, semen analysis, testosterone test.
Doctor may give following advice:
If you have psychiatric problem , you need cognitive behavioral therapy ( active therapy, 4-5 days per week , find out thought problem). talk to your partner about problem that give relaxation, try women in top position, avoid alcohol and smoking, start regular exercise like walking and yoga daily in the morning for 30-45 minutes, avoid excessive fatty food, kegel's exercise, hold urine before urination, squeeze technique, use condoms during sex, be relax while having sex, do not rush out, avoid stress and thinking about problem.
You can use sildenafil plus paroxentine 30 minutes before sex after proper check up if above advice will not work.
Take healthy diet , fresh fruits and tablet co Q and gonadil F.
If any cause will found, take the proper treatment of it.
Hope this may help you
Best regardsDr. Sagar