This page contains brief details about the drug , it's indication, dosage & administaration, mechanism of action, related brands with strength, warnings and common side effects.

Background and Date of Approval

Thymosin Alpha 1 is an anticancer drug that belongs to the category of medicines known as synthetic thymic peptides. It was approved by the FDA in 2012 to treat Chronic hepatitis B and C, AIDS and also some kinds of cancers.

Mechanism of Action of undefined

Thymosin alpha 1 works by stimulating the immune system and enhancing the production of certain immune cells, such as T cells and natural killer cells, which can help the body fight off infections and cancer cells more effectively.

Uses of undefined

Thymosin Alpha 1 is used in the treatment as an adjuvant therapy in the treatment of chronic hepatitis B and C. It is also used to treat acquired immunodeficiency syndrome(AIDS). This drug can also be used in the treatment of various types of cancer, as it can enhance the function of immune cells and promote tumour cell death.

undefined Drug administaration and Dosage available

Thymosin alpha 1 should only be administered by a trained doctor or nurse experienced in giving chemotherapy. Thymosin alpha 1 is usually administered as a subcutaneous injection (under the skin). Do not self-administer the injection. Your doctor will decide the dose and duration of the treatment based on your disease severity and other factors.

Warnings, Precautions and Side Effects of undefined


Thymosin Alpha 1 is not recommended in patients who have hypersensitivity reactions. This medicine may cause allergic reactions in some people. Symptoms of an allergic reaction include itching, difficulty breathing, swelling of the face or throat, and a rapid heartbeat. If you experience any of these symptoms, consult your doctor immediately. This drug is not recommended to individuals who are at increased risk of infections, such as those with a weakened immune system or those who have had recent surgery or invasive procedures, and they should be closely monitored for signs of infection while taking thymosin alpha 1. It is also important to note that this drug should not be used in immunocompromised patients or those with suppressed immunity, such as organ transplant patients, as it may increase the risk of infections.


The safety of this drug during pregnancy and breastfeeding is unknown, and it is not recommended for use, so before planning for your pregnancy please consult your doctor for more advice. This medicine may stimulate the immune system, which could exacerbate autoimmune diseases such as multiple sclerosis, lupus, or rheumatoid arthritis. It should be used with caution in individuals with these conditions. Thymosin Alpha 1 should be used with caution in individuals with impaired liver or kidney function because this drug causes adverse effects and leads to toxicity. Dosage adjustments are necessary to prevent toxicity.

Side Effects

The common side effects of Thymosin Alpha 1 are nausea, vomiting, tiredness, fever, and muscle ache. Other serious side effects include swelling of lips, injection site reactions, severe lung disease, and kidney problems. Inform your physician if you face any of the symptoms.

Word Of Advice

It is necessary to limit your alcohol intake or avoid it altogether while taking Thymosin Alpha 1 injection. Suppose you experience unusual symptoms after taking the medication, such as swelling or redness at the injection site, fever, or fatigue. In that case, it is highly advised to report to your doctor immediately. Maintain a healthy life by eating a balanced diet, getting enough rest, exercising regularly, and avoiding smoking. Thymosin Alpha 1 should be stored in a refrigerator between 2-8°C (36-46°F) and protected from light. Do not freeze or shake the medication. Always check the expiration date before using.

Frequently Asked Question


  1. The American Academy of Anti-Aging Medicine, [Accessed on 3rd May 2023],
  2. Muzavir SR et al., An overview of purification, biological activities and therapeutic applications of thymosin alpha, the health, 2012, 3(3), 75-78, [Accessed on 3rd May 2023]
  3. Dominari A et al., Thymosin alpha 1: A comprehensive review of the literature, World J Virol 2020, 9(5), 67-78, [Accessed on 3rd May 2023]


The drug information on this page is not a substitute for medical advice. It is meant for educational purposes only. For further details, consult your doctor about your medical condition to know if you can receive this treatment.