Early ejaculation could be due to many reasons. Anxiety being the most. So first try relaxation techniques and distraction method. Then try to cut down on any habits like alcohol, smoking or drugs. This will help delay ejaculation. If there's no improvement then you must be investigated for any comorbidities like diabetes hypertension hypercholestrolemia. Treating these comorbidities also can delay ejaculation. Also any associated erectile dysfunction will also have to be treated. Medically there are many options like oral medications and topical creams. If the above conservative measure do not help kindly consult a psychiatrist for medical therapy.

Have good sleep, do exercise & yoga daily for 1 hour. Take hot milk 1 glass morning & evening. Avoid spicy. Chilli.nd fried food Take tab. Manmath Ras. Tb. Pushp dhanva Ras. Nd tb pooranchndra ras one tab. Each morning & evening for 3 months. Wd hot milk. See d results or otherwise consult a sexologist personally.

5 inch penis is considered as normal average Indian size. As far as early ejaculation requires special retraining with help of medicines. Report to Sexologist.