Apricot seeds contain cyanide which is why they are not sold in the United States.

Chinese Medicine practitioners use apricot seed as a treatment in respiratory diseases, including bronchitis and emphysema.

Practitioners of Chinese medicine advise that apricot seed should not be given in combination with the herbs astragalus, skullcap, or kudzu root.

Apricot seed is the small kernel enclosed within the wood-like pit at the center of the apricot fruit.

Yes, rather like an almond.