Retothylline 200mg Injection is used to treat and prevent symptoms of asthma and chronic obstructive pulmonary disorder (a lung disorder in which flow of air to the lung is blocked). It helps in relaxing the muscles of the air passages, thus widening it and making it easier to breathe.Retothylline 200mg Injection is given as an injection into the vein by a doctor. The dose and how often you take it depends on what you are taking it for. Your doctor will decide how much you need to improve your symptoms. Get the injection for as long as it is prescribed to you. Your doctor may get regular blood tests to check for medicine levels in the blood.The most common side effects of this medicine include chest pain and discomfort, dizziness, fainting, rash or itching, swelling of the face, breathing difficulties, headache, and nausea. If these bother you or appear serious, let your doctor know. There may be ways of reducing or preventing them. Generally, it is advised not to consume alcohol or do not smoke while on treatment. You must avoid high caffeinated products like coffee, tea, and dark chocolates as it enhances drug side effects.Before taking this medicine, let your doctor if you have kidney or liver disease or if you have heart-related problems. Your doctor should also know about all other medicines you are taking as many of these may make this medicine less effective or change the way it works. Inform your doctor if you are pregnant or breastfeeding before starting the treatment.
Written by: Syeda Jigni Mehraj, B pharmacy
Reviewed by: Dr. Jay Faldu, MBBS
Last updated on: 24-06-2025
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Retothylline 200mg Injection is used to treat and prevent symptoms of asthma and chronic obstructive pulmonary disorder (a lung disorder in which flow of air to the lung is blocked). It helps in relaxing the muscles of the air passages, thus widening it and making it easier to breathe.Retothylline 200mg Injection is given as an injection into the vein by a doctor. The dose and how often you take it depends on what you are taking it for. Your doctor will decide how much you need to improve your symptoms. Get the injection for as long as it is prescribed to you. Your doctor may get regular blood tests to check for medicine levels in the blood.The most common side effects of this medicine include chest pain and discomfort, dizziness, fainting, rash or itching, swelling of the face, breathing difficulties, headache, and nausea. If these bother you or appear serious, let your doctor know. There may be ways of reducing or preventing them. Generally, it is advised not to consume alcohol or do not smoke while on treatment. You must avoid high caffeinated products like coffee, tea, and dark chocolates as it enhances drug side effects.Before taking this medicine, let your doctor if you have kidney or liver disease or if you have heart-related problems. Your doctor should also know about all other medicines you are taking as many of these may make this medicine less effective or change the way it works. Inform your doctor if you are pregnant or breastfeeding before starting the treatment.
Treatment of Chronic obstructive pulmonary disease (COPD)Treatment and prevention of Asthma
In Treatment of Chronic obstructive pulmonary disease (COPD)Retothylline 200mg Injection helps the airways in your lungs stay open. It relaxes the muscles of these airways. This makes it easier for air to get in and out. It will relieve symptoms such as tightness in your chest, shortness of breath, wheezing and coughing and help you carry out your daily activities more easily. This medicine is safe and effective. It usually starts to work within a few minutes and the effects can last up to several hours.In Treatment and prevention of Asthma Retothylline 200mg Injection can help prevent the onset of an asthma attack if it is taken before exercise or exposure to some �triggers�. These may include house dust, pollen, pets and cigarette smoke. This medicine will allow you to exercise more freely without worrying about getting symptoms such as wheezing, coughing and shortness of breath. It allows you to live your life more freely without worrying so much about things that set off your symptoms.show moreshow less
Side effects of Retothylline Injection The majority of side effects typically do not necessitate medical intervention. and disappear as your body adjusts to the medicine. Doctor consultation is advised if they persist or if you�re worried about them Common side effects of Retothylline Chest pain Dizziness Fainting Rash Itching Swelling Headache Nausea
How to use Retothylline Injection Your doctor or nurse will give you this medicine. Kindly do not self administer.
How Retothylline Injection works Retothylline 200mg Injection is a bronchodilator. It works by relaxing the muscles of the airways and widens airways. This makes breathing easier.
Alcohol
Unsafe: Avoid consuming alcohol with Retothylline 200mg Injection as it is deemed unsafe.
Pregnancy
Retothylline 200mg Injection may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Doctor consultation is advised.
Breast feeding
Retothylline 200mg Injection is safe to use during breastfeeding. Human studies suggest that the drug does not pass into the breastmilk in a significant amount and is not harmful to the baby.Avoiding breastfeeding for 2-4 hours after Retothylline 200mg Injection can further decrease the exposure of medicine to the baby.
Driving
Retothylline 200mg Injection does not usually affect your ability to drive.
Kidney
Retothylline 200mg Injection is safe to use in patients with kidney disease. No dose adjustment of Retothylline 200mg Injection is recommended.
Liver
Retothylline 200mg Injection should be used with caution in patients with liver disease. Dose adjustment of Retothylline 200mg Injection may be needed. Doctor consultation is advised.
Store in a cool and dry place, and keep the temperature below 30�C
You have been prescribed Retothylline 200mg Injection for prevention and treatment of asthma and chronic obstructive pulmonary disease (COPD). It is injected into the veins under the supervision of a medical professional. It does not work right away and should not be used to relieve sudden breathing problems. Always keep a fast-acting (rescue) inhaler with you. Your doctor may take regular blood test to monitor potassium level and the level of this medicine in your body. Notify your doctor if you have ever been diagnosed with kidney, liver or heart disease, or if you have a smoking history. Your dose may need to be adjusted. Do not discontinue use without consulting your doctor, even if you feel better.
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