Top Side Effects of Caffeine
agitationblack stoolsblood in stoolsblood in the urinebruisingburning feeling in stomachchillscomaconfusionconvulsionscoughing up blooddecrease in urine outputdepresseddifficult breathingdifficulty sleepingdizzinessface swellingfaintingfast breathingfast heartbeatfast heartbeatfeeding intolerancefevergeneral weaknessheadachehostilityindigestionirritabilityirritabilitylethargylightheadedmuscle twitchesnauseanervousnesspersistent bleedingrapid weight gainrashsevere abdominal painshallow breathingstomach tenderness