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Pseudoephedrine powder medical use Pseudoephedrine powder medical use is a chemical compound commonly used in over‑the‑counter cold and allergy medications. It helps relieve nasal congestion by shrinking swollen blood vessels
Protonitazene synthetic opioid Protonitazene synthetic opioid is a benzimidazole‑class synthetic opioid that has drawn attention in recent years due to its potency and risks. While structurally related to other opioids
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