Top Side Effects of Alfentanil (Intravenous)
acting with excitement you cannot controlagitationblue fingernailsblue lipsblue skinblurred visionchest painchest tightnessconfusioncoughcoughdarkening of skindiarrheadifficult breathingdifficulty swallowingdiscomfortdizzinesseyelid swellingeye swellingface swellingfaintingfaintingfaintnessfast breathingfast heartbeatfast pulsefevergeneral weaknessheadachehivesirregular breathingirregular heartbeatirregular heart rateitchinesslack of coordinationlightheadedloss of appetitelow pulsenauseanervousness