The described side effects are presented for MedDRA, classified by organs and systems and by their frequency. Depending on the frequency, side effects can be very frequent (affect more than 1 per 10 patients), frequent (occur in less than 1 per 100 patients), infrequent (affect 1 per 1000 patients), infrequent (affect 1 to 10 patients per 10000), very rare (affecting less than 1 per 10,000 patients), with unknown frequency (can not be estimated from the available data).
From the immune system. Very rarely: anaphylactic reactions, hypersensitivity reactions.
From the digestive system. Very rarely: peptic ulcer disease, gastrointestinal bleeding, diarrhea.
From the skin and subcutaneous fat. Sometimes: erythema, itching, eczema. Rarely: photosensitivity reactions, bullous or flickenous rash. Very rarely: contact dermatitis, burning sensation, angioedema.
From the genitourinary system. Very rarely, the increase in renal failure.
Other side effects anti-inflammatory drugs depend on the penetrating ability of the active substance through the skin and thus on the amount of gel applied, the area of the treated surface, the integrity of the skin, the duration of application and the presence / absence of sealed clothing. Ketoprofen can cause asthma attacks in patients with hypersensitivity to acetylsalicylic acid or its derivative.
Older patients are more prone to side effects when using NSAIDs.