<prompt> Nitrates are given in all exceptCongestive hea failureRenal colicCyanide poisoningEsophageal spasm  <response>: Nitrates are not effective in renal colic GTN NTG: DOC for acute attack of angina Uses of Nitrates: A- Angina B- Biliary colic C- Cyanide poisoning DOC- Hydroxocobalamin D- Dil ka Daura MI E- Esophageal spasm F- Failure 