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Ritodrine is used in treatment of uncomplicated premature labor.

How it works

Ritodrine is a tocolytic that belongs to a class of drugs called as ?2-adrenergic agonists. It causes relaxation of uterine muscles and decrease in the intensity and frequency of contractions.

Common side effects

Palpitations, Chest tightness, Chest pain, Decreased blood pressure, Altered heart rate, Decreased potassium level in blood, Increased sweating, Lung swelling, Nausea, Skin redness, Tachycardia, Tremor, Uterine bleeding / haemorrhage, Vomiting


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Expert advice

  • Caution is to be used if you are suffering from cardiac diseases, hypertension, hyperthyroidism, hypokalemia and diabetes mellitus.
  • High doses of ritodrine might cause hypokalemia in patients taking corticosteroids, diuretics (acetazalamide, loop diuretics and thiazides) or theophylline. 
  • Your blood pressure and pulse rate may be monitored while on ritodrine treatment.
  • Avoid over-hydration while taking ritodrine.
  • Stop taking this medicine and you may advised to use ?–blocker as an antidote in case of drug overdose.

Frequently asked questions


Q. What is ritodrine?
Ritodrine is a 2-adrenergic agonist.

Q. What it is used for?
 It is used in in treatment of uncomplicated premature labour.

Content on this page was last updated on 18 October, 2016, by Dr. Varun Gupta (MD Pharmacology)