Hi I'm on clomid 100mg day 2-6 and daily maetformin 500mg,I had my first ever + opk this month on cd 16 at 8am so bd at around 8pm when dh got home,I'm on cd 17 today and again got a +opk?? Can anyone help me as to roughly which day iv O'd I cannot chart temp as I have other issues that make changes in my temp also cd 15 and cd 14 dh was away with work ao no baby dancing will this mean iv missed "the window" as iv been told sperm should be ready and waiting b4 you get a +opk its all so confusing iv been on clomid for 7months now but this is my 1st month with metformin added and 1st month iv had +opk's so I'm hopefull but highly confused any help would be greatly appreciated x