Stop using heparin and call your doctor at once if you have: 1  signs of a blood clot - sudden numbness or weakness, severe headache, slurred speech, problems with speech or vision, chest pain, sudden cough, wheezing, swelling or warmth in one or both legs; 2  fever, chills, runny nose, or watery eyes; 3  trouble breathing; or.
Use cracked in a sentence. 1  broken or fractured, usually without complete separation of parts; having a crack or cracks. 2  harsh or strident: a cracked voice. 3  Informal mentally unbalanced.
crack - a sudden sharp noise; the crack of a whip; he heard the cracking of the ice; he can hear the snap of a twig cracking, snap noise - sound of any kind (especially unintelligible or dissonant sound); he enjoyed the street noises; they heard indistinct noises of people talking; during the firework display that ended the gala the noise reached 98 decibels