deworming medicine; anthelmintic
Refers to medicine used to expel intestinal worms, such as roundworms or tapeworms. Common in both medical and everyday contexts.
I gave the dog deworming medicine.
You can buy deworming medicine at the pharmacy.
Compound of 虫 (mushi, 'worm') and 下し (kudashi, 'expelling'), from the verb 下す (kudasu, 'to expel').