Diclofenac Potassium (Cataflam generic) – 25 and 50 mg = fastest absorbed NSAID = good for headache/migraine
Zorvolex – 18 and 35 mg = different dose (thus, can’t substitute), similar aborption, proportional to dose = costly alternative
Diclofenac = $16 for 90 (at Rite-Aid)
Zorvolex = $240 for 90
PS: GoodRx.com is a great source for drug prices!