Inderal is a beta-blocker, a drug that locks beta-adrenergic receptors. It has antianginal, anti-arrhythmic and hypotensive action.

Due to its effect, the drug can reduce both the strength and frequency of heartbeats, as well as to reduce the magnitude of cardiac output and myocardial contractility.

All this can lead to the fact that the need of myocardium in oxygen is significantly reduced. Also, if there was sinus tachycardia, then there would be a pronounced normalization of the rhythm.

Also, the drug may enhance uterine contractions and reduce bleeding during the childbirth and while the direct postoperative period.

Among other effects, we can mention the reduction of intraocular pressure and decrease of the secretion of aqueous humor.

This drug is taken inside; the time of its reception does not relate to the meal time. Adults start taking the drug from 20 mg three or four times a day.

Useful properties

There are a number of situations when the use of this drug can have a positive effect. In this situations, the drug can either fix the problems or to minimize their symptoms, improving the human condition.

The problems when Inderal is most effective are:

  • arterial hypertension;
  • arrhythmias of various types;
  • myocardial;
  • cardiomyopathy;
  • cirrhosis of the liver;
  • thyrotoxicosis;
  • dystonia neurocirculatory type;
  • the weakness of labor;
  • absistence syndrome.

Also, the product can be used for effective prevention of manifestations of migraine, but not for treatment when the problem has already manifested.

If you notice any of them, you should consult the doctor and perhaps adjust the dose of the received drug. They include:

  • dizziness;
  • weakness;
  • dyspepsia;
  • itching;
  • spasm of peripheral arteries;
  • AV blockade;
  • bradycardia;
  • heart failure;
  • bronchospasm.

These are the main side effects.


There are a number of contraindications to the use of this drug. If you have at least something from the list below, you should either adjust the dose, or refuse its application at all, and look for an alternative that would better fit your body.

Such drug contraindications include:

  • bronchial asthma;
  • bradycardia;
  • hypotension;
  • insulin therapy;
  • disorders of peripheral circulation;
  • treatment with MAO inhibitors;
  • heart failure of uncompensated type.

Remember that the adoption of the drug in cases where these phenomena occur, is strictly prohibited, so be sure to look for a safer alternative.

Also it is not prohibited, but strongly discouraged to use the drug in case of myocardial infarction, breast-feeding, violation of function of kidneys/liver, and also, sometimes, in case of enough old age.