- Champix Brand
- Champs C With Lysine Brand
- Champs M With Lysine Brand
- Charcoal, activated Generic
- Charcodote Brand
- Chemists' Own Ibuprofen Brand
- Chemists' Own Paracetamol Brand
- Chemoprim Brand
- Chenodeoxycholic acid Generic
- Chewette C Brand
- Chiau Son Hemo Ointment Brand
- Children's Coltalin/Children's Coltalin Cold & Flu 兒童幸福傷風素/兒童幸福傷風感冒素 Brand
- Children's Fortolin 兒童幸福止痛退熱素 Brand
- Chirocaine Brand
- Chitaq 捷達生命素 Brand
- Chloral hydrate Generic
- Chlorambucil Generic
- Chloramphenicol Generic
- Chloramphenicol Jean-Marie Brand
- Chloramphenicol Martindale Brand
- Chlorbenzoxamine Generic
- Chlorcyclizine Generic
- Chlordiazepoxide Generic
- Chlordiazepoxide + Clidinium bromide Generic
- Chlorhexidine Generic
- Chlormadinone Generic
- Chlormethine Generic
- Chlormezanone Generic
- Chlor-Oph 可利安 Brand
- Chloroquine Generic
- Chlorothiazide Generic
- Chlorotrianisene Generic
- Chlorphenamine Generic
- Chlorpheniramine Maleate Weimer Brand
- Chlorpheniramine/Chlormine Brand
- Chlorphenoxamine Generic
- Chlorpromazine Generic
- Chlorpropamide Generic
- Chlorprothixene Generic
- Chlorpyrimine Brand
- Chlorquinaldol Generic
- Chlorsig Brand
- Chlortalidone Generic
- Chlortetracycline Generic
- Chlortralim Brand
- Chlorzoxazone Generic
- Cholera vaccine Generic
- Cholesterol Health Brand
- Choline salicylate Generic
- Choline theophyllinate Generic
- Choragon Brand
- Choriogonadotropin alfa Generic
- Choriomon Brand
- Chorionic gonadotrophin Generic
- Chrisracol Expectorant 琪寶咳治寧 Brand
- Christamol/Christamol-300/Christamol-125/Christamol-250 Brand
- Chromium picolinate Generic
- Chymotrypsin Generic