input: [Herb/Spice] Cinnamon Cinnamomum zelanicum Qarafa (A) Crefte (T) Carafu (O) [Common Uses] Culinary Medicinal: treatment for cold symptoms [Mechanism] Claimed to increase stomach acid Experimental evidence of tetracycline dissolution rate interference [Consequences] May counteract antacids May inhibit tetracycline action [Drugs Affected] 
output: Antacids Tetracyclines