Also the round white pill AN 627 can induce breathing difficulty, hives, rash, blisters, fever, swallowing difficulty and swelling of the throat, tongue, lips, eyes, hands, ankles, lower legs, feet or face. Big pharma says that Tramadol, aka an627, is very attractive to users because “chronic pain is long lasting and drug treatment over such. 44 175 contains Acetaminophen a pain reliever and a fever reducer. Acetaminophen is used to treat mild to moderate pain, to treat moderate to severe pain in conjunction with opiates, or to reduce fever. Common conditions that acetaminophen treats include headache, muscle aches, arthritis, backache, toothaches, colds, and fevers.