Known hypersensitivity to the active substance or to any of the excipients.
Active gastric or intestinal ulcer, bleeding or perforation (see Precautions and Adverse Reactions).
Hepatic failure.
Renal failure (GFR <15 mL/min/1.73 m2).
Severe cardiac failure (see Precautions).
Like other non-steroidal anti-inflammatory drugs (NSAIDs), Voltaren/Voltaren SR is also contraindicated in patients in whom the use of acetylsalicylic acid or other NSAIDs can precipitate asthma, angioedema, urticaria, or acute rhinitis (i.e., NSAID-induced cross-reactivity reactions for Voltaren) (see Precautions and Adverse Reactions).
Treatment of peri-operative pain in setting of coronary artery bypass graft (CABG) surgery.
Proctitis (Voltaren suppository).
The use of high dose diclofenac (150mg/day) for more than 4 weeks is contraindicated in patients with established cardiovascular disease (congestive heart failure, established ischemic heart disease, peripheral arterial disease) or uncontrolled hypertension (see Special populations under Dosage & Administrations and Cardiovascular effects under Precautions).
Use in Pregnancy: Last trimester of pregnancy (see Use in Pregnancy & Lactation).