Atụmatụ:
• Ọkpụrụkpụ na siri ike, adịghị mfe nrụrụ n'oge njem;
• The akpọrepu gburugburu akwụkwọ tube nwere ọkpụrụkpụ nke 2-3mm;
• Enwere ike ịhazi nha anya eyedropper;
• Ogo dị elu, enwere ike ịmegharị ya.
Ogo mbụ, echekwara nchekwa