Bulas and Medicines 2022

&Acute;acetylsalicylic acidílic acid (AAS): what is it for and how to take it

Table of contents:

&Acute;acetylsalicylic acidílic acid (AAS): what is it for and how to take it
&Acute;acetylsalicylic acidílic acid (AAS): what is it for and how to take it

Acetylsalicylic acid, also known as AAS, is a non-steroidal anti-inflammatory drug used to treat inflammation, relieve pain and lower fever in adults or children. In addition, in low doses, acetylsalicylic acid is used in adults as an anticoagulant, as it inhibits platelet aggregation, being indicated to reduce the risk of acute myocardial infarction, prevent stroke, angina and thrombosis in people who have some risk factors. risk.

This medication can be purchased in pharmacies or drugstores, in the form of tablets for adult use, with the trade names Aspirin, Aspirin Prevent, As-Med, AAS adult or AAS Protect. Pediatric formulas have always mentioned the word “infant” on the packaging, and can be found under the trade names AAS infantil or Melhoral infantil, for example.Acetylsalicylic acid should always be used with medical indication, because as it also has anticoagulant action, it can increase the risk of bleeding.

Acetylsalicylic acid can also be found in association with caffeine, such as CafiAspirin, indicated for headache or migraine, or vitamin C, such as effervescent Aspirin C or Vitergyl C, indicated for headache or pain and fever caused by flu or colds, and must be used with medical indication.

What is it for

Acetylsalicylic acid, due to its anti-inflammatory action, is indicated for mild to moderate pain relief, such as:

  • Headache;
  • Toothache;
  • Sore throat;
  • Menstrual cramps;
  • Muscle pain;
  • Joint pain;
  • Back pain;
  • Arthritis pain;
  • Pain or fever in case of colds or flu.

In addition, acetylsalicylic acid can also be used as an anticoagulant, which prevents the formation of thrombus or clots that can cause cardiac complications. Therefore, in some cases the cardiologist may prescribe this drug to prevent heart attack, stroke, transient ischemic attacks (TIA), angina pectoris, thromboembolism after surgery, deep vein thrombosis or pulmonary embolism.

How to take it

Acetylsalicylic acid should be taken orally with a glass of water and preferably after a meal to reduce stomach irritation.

Acetylsalicylic acid doses depend on the condition being treated and the age of the person, and include:

  • Adults for the prevention of cardiovascular diseases (Aspirin Prevent 100 or 300 mg or AAS Protect 100 mg): doses recommended by the doctor can vary from 100 to 300 mg per day;
  • Adults for pain or fever (Aspirin 500 mg or adult ASA 500 mg): The doses normally recommended by your doctor are 1 to 2 tablets of 500 mg every 4 to 8 hours. The maximum daily dose per day is 8 tablets of 500 mg;
  • Children over 12 years old for pain or fever (Aspirin 500 mg or ASA 500 mg): the dose normally recommended by the doctor is 1 tablet of 500 mg up to 3 times a day.

For children under 12 years of age, the doses of acetylsalicylic acid should be guided by the pediatrician, according to age and body weight, and can be under the trade names AAS Infantil 100 mg or Melhoral Infantil 85 mg.

It is important to emphasize that acetylsalicylic acid should only be used with medical indication, in doses and for the duration of treatment guided by the doctor, individually according to the condition to be treated.

Possible side effects

The most common side effects that may occur during treatment with aspirin include nausea, vomiting, diarrhea, heartburn, or stomach pain.

In addition, prolonged use of aspirin can cause a gastric ulcer or a condition called salicylism, which can be noticed through symptoms such as dizziness, ringing in the ears, headache or mental confusion.

Acetylsalicylic acid can cause serious side effects that require immediate medical attention. Therefore, you should seek medical help or the nearest emergency room in case of symptoms such as bleeding in the nose, gums or intimate region, pain or gastrointestinal discomfort.

It is advised to seek immediate medical help or the nearest emergency department if symptoms of an acetylsalicylic acid allergy such as difficulty breathing, feeling of a closed throat, swelling of the mouth, tongue or face, or hives develop.Know how to recognize the symptoms of a severe allergic reaction.

Who should not take it

Acetylsalicylic acid should not be taken in cases of dengue or by people who are allergic to acetylsalicylic acid, salicylates or any other component of the tablets.

Furthermore, this remedy should not be taken in the following situations:

  • Bleeding tendency;
  • Asthma attack induced by administration of salicylates or other non-steroidal anti-inflammatory drugs;
  • Active stomach or intestinal ulcers;
  • History of stomach or intestinal ulcers;
  • Severe kidney, liver or heart failure;
  • Treatment with methotrexate at doses greater than 15 mg per week;
  • Treatment with other oral anticoagulants.

Acetylsalicylic acid should not be used during pregnancy unless recommended by a doctor. For children under 12 years of age, the use of children's acetylsalicylic acid should also only be done with the pediatrician's indication.

Furthermore, this medication should not be taken with alcohol as it increases the risk of bleeding.

It is important to inform the doctor about all the medicines that are used, as acetylsalicylic acid may have its effect increased or decreased when used with other medicines.

Popular topic