Pharmacology Phenylbutazone use as an NSAID is restricted because : A It has lower anti-inflammatory efficacy than other NSAIDs B It has potential to cause agranulocytosis C It has weak analgesic action D It alters the protein binding and metabolism of many drugs 💡 Explanation Phenylbutazone use as an NSAID is restricted because : ✓ Correct Answer: B. It has potential to cause agranulocytosis