Havshield 250IU Injection

Introduction

Havshield is a prescription medication containing the active ingredient Inactivated Hepatitis A Vaccine. It is commonly known by its generic name, Inactivated Hepatitis A Vaccine. This vaccine is designed to provide protection against Hepatitis A, a viral infection that affects the liver. It is available under the brand name Havshield.

Uses

Havshield is primarily used for the prevention of Hepatitis A in individuals who are at risk of acquiring the infection. It is recommended for use in adults and children above the age of 12 months. Hepatitis A is a highly contagious liver disease that can be transmitted through contaminated food or water, close personal contact with an infected person, or certain sexual practices. By stimulating the body’s immune response, this vaccine helps to prevent the illness and its associated complications.

Dosage and Administration

Havshield is administered as an injection into the muscle. The recommended dosage for adults and children is a single 0.5 mL dose. Follow the instructions provided by your healthcare professional regarding the timing and frequency of the vaccination. In some cases, a booster dose may be required to ensure long-term protection.

Mechanism of Action

Havshield works by stimulating the body’s immune system to produce antibodies against the Hepatitis A virus. The vaccine contains inactivated particles of the virus, which cannot cause the disease but can trigger an immune response. When the vaccine is administered, the immune system recognizes these particles as foreign and mounts a defense by producing antibodies. These antibodies help protect against future Hepatitis A infections by neutralizing the virus and preventing its replication in the body.

Side Effects

Common side effects may include pain, redness, or swelling at the injection site. These symptoms are usually mild and resolve on their own within a few days. Serious side effects are rare but can include allergic reactions, such as difficulty breathing, hives, or swelling of the face or throat. If you experience any unusual or severe side effects, seek medical attention immediately.

Drug Interactions

There are no known significant drug interactions associated with Havshield. However, it is always important to inform your healthcare professional about all the medications you are currently taking, including prescription drugs, over-the-counter medications, and herbal supplements. This will help ensure that there are no potential interactions that could affect the safety or effectiveness of the vaccine.

Precautions

Before receiving Havshield, inform your healthcare professional if you have any known allergies or sensitivities to any of the components of the vaccine. Additionally, if you have a weakened immune system or are currently experiencing an acute illness, it is recommended to discuss the risks and benefits of vaccination with your healthcare provider. This vaccine is not recommended for individuals who have had a severe allergic reaction to a previous dose or any component of the vaccine.

Storage

Havshield should be stored in a refrigerator between 2°C and 8°C (36°F and 46°F). It should not be frozen. Protect the vaccine from light, and make sure it is kept out of the reach of children. Do not use the vaccine if it has expired or if the packaging is damaged.

Patient Tips

• complete the full vaccination schedule as recommended by your healthcare professional to ensure optimal protection against Hepatitis A.
• If you are traveling to a region where Hepatitis A is prevalent, it is advisable to get vaccinated at least two weeks before your departure.
• In case of a missed dose, consult with your healthcare professional to determine the best course of action.
• If you are unsure about any aspect of the vaccination process or have any concerns or questions, do not hesitate to reach out to your healthcare provider for clarification. They are there to help guide you through the process and address any concerns you may have.

Please note that this description, as well as the other content on our website is for educational purposes only. We do not provide medical advice. For specific medical advices, diagnoses and treatment options you should consult with your doctor.

References

• Vaccinations (NHS UK) [Accessed 8 Jun. 2024] (online) Available at:
• Dukoral suspension and effervescent powder for oral suspension, Cholera vaccine (inactivated, oral) (Health Professionals SmPC) Available at:
• Cholera Vaccine Dosage Guide + Max Dose, Adjustments (Drugs.com) [Accessed 27 Jun. 2024] (online) Available at:
• cholera vaccine, live suspension for reconstitution (RX) [Accessed 26 Jun. 2024] (online) Available at:
• Cholera Vaccine (MedlinePlus) [Accessed 25 Jun. 2024] (online) Available at:
• Sit B, Fakoya B, Waldor MK. Emerging Concepts in Cholera Vaccine Design. Annu Rev Microbiol. 2022 Sep 8;76:681-702. doi: 10.1146/annurev-micro-041320-033201. Epub 2022 Jun 27. [Accessed 2 Jun. 2024] Available at: