Hello Doctor Am 33yrs Old,and I Got Married 4 Yrs,did

Hello doctor am 33yrs old,and I got married 4 yrs,did mnth I got period 15th...and my doctor suggested tablets using from yesterday on words...melmet 500and angilica and fertyl super 100.....and am taken that.tablet yesterday before lunch 1.00pm ...but am causing full... Stomuchpain...and loose motions...pls give me answer any side effect of this.,.am waiting for pragnency...from last 2yrs....all test are normal..for us couple....