Talk to Sexologist on Precum(pre Ejaculation) Discharge Whole Day Without Any Sexual Activity

Asalamualaikum, I want have a serious issue of this precum discharge which is transparent and it comes whole day at any time without any sexual thought or anything it also comes even i am doing some work. How can i cure it quickly. And i also feel weaknees whole day. Pls tell me that how can i overcomr this issue and is it any infection or its due to something else? Pls reply me first i want to treat it quickly.