Diclofenac sodium - Side effects and contraindications How to take diclofenac

Diclofenac or diclofenac sodium is a drug used as a muscle recovery treatment.

Taking diclofenac sodium helps to alleviate the effects of poor movement, poor sleeping posture, or an exaggerated training session. As well as taking diclofenac is recommended to relieve joint pain caused by arthritis.

This article discusses the side effects and contraindications of diclofenac sodium.

Diclofenac sodium What is it, and what is it for?

Diclofenac or diclofenac sodium is a drug with potential anti-inflammatory effects, relief of muscle aches, and symptoms of arthritis.

Diclofenac sodium is a non- steroidal medicine . Its side effects and contraindications are mild and generally associated with the digestive system.

Diclofenac is usually prescribed as a tablet or cream. In complex cases, diclofenac sodium can be used in injectable form.

It is common for athletes to prescribe diclofenac sodium to athletes. One of its effects is achieving muscle reduction. It also relieves inflammation in the cervical area, which causes typical neck and nape pain.

How to take diclofenac sodium?

While diclofenac is an over-the-counter drug, it should always be taken under the recommendations of a doctor.

It is recommended to take diclofenac with a glass of water on an empty stomach and before meals. Its sodium form is not capable of dissolving in an acid medium, which can cause gastritis.

Before taking them, you should never chew diclofenac sodium or break tablets or capsules. Although the body can metabolize it, it can cause serious side effects in the digestive system.

Diclofenac sodium should not be absorbed from the stomach. To be assimilated in the intestine and not in the stomach, the pharmaceutical industries resort to different strategies to coat diclofenac sodium tablets.

New technologies such as diclofenac capsules in micro-pellets; are an option to avoid the side effects of taking diclofenac on the stomach.

Dose and recommended amount of diclofenac per day

The usual dose in treatment with diclofenac sodium is 100 mg per day. The equivalent of one or two tablets. This dose varies according to each case.

Although diclofenac sodium is usually taken as tablets, it can be given as a cream or gel or diclofenac as an injection.

Generally, taking more than three tablets per day (150 mg). It would help if you stopped taking diclofenac sodium under the recommendations of a doctor; this treatment is usually suspended when the symptoms end.

Effects of diclofenac How long does it take?

For the effects of diclofenac to be fully visible, it requires at least five days to act as a muscle anti-inflammatory.

The effects of diclofenac usually appear within the first two weeks.

In chronic cases of arthritis or tendon operations, treatment with diclofenac sodium can last a lifetime. In these cases, paying attention to side effects and contraindications is of the utmost importance.

Diclofenac sodium – list of side effects

The most common side effects of taking diclofenac are:

  • Headache
  • dizziness
  • Vertigo
  • sickness
  • vomiting
  • diarrhea
  • acidity
  • abdominal pain
  • gases
  • lack of appetite
  • Rash on the skin

Does diclofenac cause a headache?

Diclofenac can cause a headache. It is one of the most common side effects. If the headache is very severe, see your doctor.

On the other hand, taking diclofenac for headaches is not good. Diclofenac sodium is not indicated for headaches. It is used to relieve arthritis and muscle aches.

Can you take diclofenac sodium and alcohol?

Diclofenac should not be combined with alcohol. It is a way to increase this drug’s toxicity and side effects. When taking diclofenac sodium as a treatment for arthritis, all sources of alcohol should be avoided.

Contraindications of diclofenac sodium

Diclofenac sodium, aspirin, and ibuprofen work in a similar way. All of these medications fall into the category of non-steroidal pain reliever drugs.

Taking diclofenac sodium with other pain relievers such as acetaminophen or codeine is safe. However, combining it with aspirin, ibuprofen, and ketoprofen should always be authorized by your doctor.

Taking these medications together can increase side effects. One of its contraindications is combining diclofenac sodium with cold and flu medications.

Diclofenac is not recommended for pregnant women. It has been shown that it can increase the risk of miscarriages and diseases during the growth of the fetus, especially in the first and second months. In these cases, an amount of diclofenac sodium more significant than 25 mg is not recommended.

Contraindications to diclofenac sodium are:

  • Hypersensitivity to diclofenac sodium
  • Taking other non-steroidal medications
  • When taking other NSAIDs such as aspirin or ibuprofen, history of allergic reactions (bronchospasm, shock, rhinitis, hives).
  • Pregnant women’s third trimester
  • Active stomach and duodenal ulceration or gastrointestinal bleeding
  • Inflammatory bowel disease such as Crohn’s disease or ulcerative colitis.
  • Insuficiencia cardíaca congestiva severa (NYHA III / IV)
  • Pain management in the context of coronary artery bypass grafting (CABG)
  • Severe hepatic impairment (Child-Pugh Class C)
  • Severe chronic kidney disease (creatinine clearance <30 ml / min)
  • Caution in patients with pre-existing hepatic porphyria
  • Caution in patients with severe and active bleeding
  • Dengue fever
  • Caution in patients with fluid retention or heart failure.

Also, some brands of diclofenac sodium may contain lactose and gluten as part of their excipients. People with lactose intolerance or gluten intolerance should consult the manufacturer before taking diclofenac.

Diclofenac in cream

Diclofenac cream is usually prescribed for external muscle pain. Applying a thin layer on the skin about 2-4 times a day is recommended.

Using it in more significant amounts or more frequently per day will not cause additional benefits as a treatment. This is because there is a maximum absorption dose in the skin.

The use of diclofenac cream does not present serious contraindications. The most frequent are allergic reactions to any of its components.

It is recommended to apply diclofenac sodium cream at least once in the morning and once in the evening. In cases where 3 or 4 times a day are necessary, it is recommended to wait at least 4 hours before a new dose. How to apply diclofenac cream:

  • Put a small amount of cream on your hand.
  • Distribute the cream to the affected area
  • Massage gently in circular motions.
  • Could you wait for it to be absorbed?.
  • Wash your hands well


  • Diclofenac sodium is a non-steroidal anti-inflammatory drug.
  • Serves to relieve joint and muscle pain.
  • Diclofenac can cause side effects such as skin rashes and upset stomachs.
  • Taking diclofenac sodium with other non-steroidal medications is not recommended, as one of its contraindications is for pregnant women (during the first three months of pregnancy).


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