Information specific to: Diclofenac sodium 25mg gastro-resistant tablets when used in Pain.
Side-effects
A medicine is only made available to the public if the clinical trials have shown that the benefits of taking the medicine outweigh the risks.
Once a medicine has been licensed, information on the medicine's effects, both intended and unintended, is continuously recorded and updated.
Some side-effects may be serious while others may only be a mild inconvenience.
Everyone's reaction to a medicine is different. It is difficult to predict which side-effects you will have from taking a particular medicine, or whether you will have any side-effects at all. The important thing is to tell your prescriber or pharmacist if you are having problems with your medicine.
Common: More than 1 in 100 people who take Diclofenac sodium
abnormal laboratory test results
diarrhoea
feeling dizzy
flatulence
headaches
indigestion
loss of appetite
nausea
skin problems or hypersensitivity reactions such as dermatitis; Stevens-Johnson syndrome; toxic epidermal necrolysis; anaphylaxis; shock; urticaria; itching; eczema; redness of the skin; unexplained or easy bruising of the skin or mucous membranes; angioedema including face oedema; erythema multiforme or photosensitivity reactions - some of these may be fatal. Seek immediate medical advice if you have skin rash, lesions or any other sign of hypersensitivity
stomachpain
vertigo
vomiting
Rare: More than 1 in 10,000 people who take Diclofenac sodium
breathing problems - seek immediate medical advice if you have breathing difficulties, bronchospasm, an asthma attack or if your asthma becomes worse
gastritis
gastrointestinal problems such as gastrointestinal ulcers or bleeding - these may be fatal. Seek medical advice if you have melaena, blood in vomit or diarrhoea or if you have any other unusual stomach problems
liver problems such as jaundice. You should particularly look out for: skin rash or rashes. If this occurs you must seek medical advice
lowered blood pressure
oedema
sleepiness
tiredness
Very rare: Fewer than 1 in 10,000 people who take Diclofenac sodium
blood and bone marrow problems
blood in the urine
blurred vision
chest pain
colitis
constipation
convulsions
depression
difficulty sleeping
double vision
ear or hearing problems
eye or eyesight problems
feeling anxious
feeling irritable
feelings of disorientation
hair loss
heart problems
impotence
inflammation of the mouth and tongue
kidney problems
lung problems
memory problems
meningitis or meningitis-like symptoms
nephrotic syndrome
nightmares
oesophageal problems
palpitations
pancreatitis
paraesthesiae
proteinuria
psychosis or psychotic-like behaviour
raised blood pressure
taste changes
thromboembolic problems such as heart attack or stroke - these may occur when Diclofenac sodium is taken at a high dose for a long period of time
tinnitus
tremors
vasculitis
worsening of Crohn's disease
worsening of ulcerative colitis