Hi, welcome to our site. I am Dr Saumya Mittal. Read your query. That is a very significant question and i appreciate your problem. I will try my best to answer your query yes you can have ecosprin for a long time. in fact some people use it for ages together. you know its a commonly used medicines in the elderly for heart attacks and stroke. as for the effectivity in sperm clumping, i am not sure how effective it is, but its worth a try. do watch out for severe gastritis, and tendency to bleed. keep a watch on platelet count, it reduces in 1% of people who take it I hope this helps you. Inform the reports mentioned above so i can be of help further. Best of luck. I have given you the answer to the maximum considering the information provided. The results of the tests could further enhance my answer to you. Please do understand that some details could be extracted from a detailed history and examination. Looking forward to your return query with the details asked so that I can help you further. (If the answer has helped you, please indicate this)