Clopidogrel
Plavix
Antiplatelet
Clotrimazole + Betamethasone
Lotrisone
Antifungal
Clozapine
Clozaril
Atypical Antipsychotic
Codeine
Tylenol w/ codeine
Opioid Analgesic
Colchicine
Colcrys, Mitigare
Antigout
Cyclobenzaprine
Flexeril
Muscle relaxant
Cyclosporine
Neoral, sandIMMUNE
Calcineurin inhibitor
Desmopressin
DDAVP
Antidiuretic Hormone
Dextromethorphan
Robitussin
Antitussive
Dexamethasone
Decadron
Corticosteroid
Diazepam
Valium
Benzodiazepine
Diclofenac
Voltaren, Cataflam
Nonsteroidal Anti-inflammatory
Dicyclomine
Bentyl
Antispasmodic
Digoxin
Lanoxin
Cardiac Glycoside
Diltiazem
Cardizem
CCB (calcium channel Blocker)