side effects of keppra and alcohol. . Doxycycline Hyclate sharp chest pains, doxycycline, chlamydia, urethra, alcohol Taking doxycycline for std (chlamydia) and noticed . . . . . effects fatigue [url= ask your doctor if this side effect bother you. It can increase some of the side effects of Keppra and may also increase the risk of seizures. . Actual Keppra side effects submitted by users. . . It does have many side effects,. . . are taking other products that cause drowsiness including a... more