Last night i drank a bottle of wine, later that evening i had black diarrhea, today i ate a half watermelon, there was almost no stool, but red clumps?

Need more info: It is not feasible to provide a meaningful opinion without examining you and your symptoms warrant evaluation by a physician. You may have had bled in your intestine from the alcohol. Alcohol is a poison that never did any body and good, ever, so stay away from it. Wish you good health! - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Drink enough water daily, so that your urine is mostly colorless. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Practice safe sex, if you have sex.