Conservationists caution that lion bones might replace tiger bones in traditional medicine in parts of Asia.
Medical emergency looms as company that supplies drug prepares to end its manufacture, citing high production costs.
Experts are warning that a medical emergency is looming in some African countries. The last batch of an effective snake-venom antidote expires next year. The company which supplies the drug is blaming high production costs for ending its manufacture.
Al Jazeera’s Ahmed Idris reports from northern Nigeria.