It would have been useful if you had mentioned the drug that you are using. Measures to be followed for constipation in general, in people without medical problems, is to increase the intake of fluids (preferably water and no beverages) and dietary fiber. For a high fiber diet include the following in your diet : 1) Whole-grain foods (such as bran cereals) and breads (those made with whole wheat grains). 2) Dried or stewed fruits (such as prunes, raisins, or apricots). 3) Root vegetables (such as carrots, turnips, or potatoes). 4) Berries such as blackberries, goose berry, raspberries and strawberries. 5) Raw or fresh vegetables, such as cabbage, broccoli, spinach, green peas and other dark green leafy vegetables, dried peas and beans such as kidney beans, lima beans, black-eyed beans, chick peas and lentils. Enemas can be used to provide a form of mechanical stimulation. Among the other safe remedies, fiber supplements, lactitiol, sorbitol, milk of magnesia and lubricants may be of value. Electrolyte imbalance (low sodium conditions) may occur in some cases especially in diabetics. If the above measures are not helpful, the last thing is to stop the medicine for premature ejaculation. If any further query, you can have a Live Chat with one of our doctors online between 9am-9pm IST (GMT+5:30) on all 7 days a week at www.healthcaremagic.com. Alternatively, you can speak with them over phone at +91-80-41743045 between 12noon-6pm IST from Monday to Friday.