The contraindication of eating Scapharca subcrenata is that it is not suitable for people with physical allergies, those without blood stasis and phlegm accumulation, and it is forbidden for pregnant women.

Scapharca subcrenata, also known as concha arcae, is the shell of Scapharca subcrenata, Scapharca subcrenata, and ootheca subcrenata. Chinese medicine believes that concha arcae is sweet, salty and flat. Liver, lung and stomach meridians entered. It has the effects of eliminating phlegm, removing blood stasis, softening hard mass, resolving hard mass, suppressing acid and relieving pain. The decoction should be decocted for a long time. Indications: scrofula, carbuncle, abdominal mass, persistent phlegm, chronic cough, stomach pain, acid regurgitation, dental epiphysis, traumatic bleeding, chilblain and soup fire injury.

Modern pharmacological studies have found that concha arcae is mainly composed of calcium carbonate, and also contains calcium phosphate, silicate, sulfate, phosphate, organic matter and inorganic elements such as magnesium, iron and potassium. Concha arcae has the effects of neutralizing gastric acid, relieving stomachache, inhibiting Helicobacter pylori, protecting liver, lowering blood sugar and blood lipid. When used for making acid and relieving pain, it is mainly used after calcination in clinic.

This content was reviewed by Fan Weiwei, deputy chief physician of Nephrology Department of Affiliated Hospital of Tianjin Institute of Traditional Chinese Medicine.

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