Imatet Injection 40IU / 0.5ml

About Imatet Injection 40IU / 0.5ml

Imatet Injection Uses

• Prevention of tetanus after a contaminated or high risk wound in people with incomplete or unknown vaccination history
• Treatment support for active tetanus infection, given alongside tetanus toxoid vaccine and wound care
• Passive immunization for newborns or patients unable to mount an active immune response quickly

Imatet Injection Benefits

• Provides immediate, short term protection against tetanus toxin while the body builds its own immunity
• Reduces the severity of tetanus symptoms when given early after exposure
• Complements tetanus toxoid vaccination for complete wound management

What Experts Say

Doctors reach for tetanus immunoglobulin after wounds that carry a high risk of tetanus, especially deep punctures, animal bites, or injuries contaminated with soil or rust. It gives immediate antibody protection while the body responds to a tetanus toxoid booster given at the same visit but at a different injection site.

Physicians assess each wound and vaccination history separately before deciding whether immunoglobulin is needed alongside the toxoid vaccine. Patients who never completed the primary tetanus vaccination series, or whose last booster was many years earlier, are considered at higher risk and usually receive this passive protection.

Tetanus remains a serious concern in Pakistan, particularly after farm injuries, animal bites, and unattended deliveries where wound care is delayed. Experts stress that timely administration, ideally within hours of injury, offers the strongest protection, and that immunoglobulin never replaces the need for active vaccination and thorough wound cleaning.

Drug Class

• Passive Immunizing Agent (Human Tetanus Immunoglobulin)

Imatet Injection 40IU / 0.5ml formula

• Human Tetanus Immunoglobulin

Available forms

• Injection

How to use Imatet Injection 40IU / 0.5ml?

• Administered only by a healthcare professional as an intramuscular injection
• Given as soon as possible after a tetanus prone injury, ideally within 24 hours
• Usually given at a different injection site from the tetanus toxoid vaccine during the same visit
• Dose is calculated by the treating doctor based on wound severity and vaccination history

Drug Interactions

• Live vaccines such as measles, mumps, rubella, or varicella: this injection can reduce their effectiveness if given too close together
• Other immunoglobulin products: combined use should be spaced and supervised by a doctor
• Anticoagulant medicines: caution is advised because of the intramuscular injection and bleeding risk

Risks and warnings

• Use caution in patients with a history of allergic reaction to human immunoglobulin products
• Administer carefully in patients with bleeding disorders, since intramuscular injection can cause bleeding at the site
• Does not replace active tetanus vaccination and should be paired with a toxoid booster
• Inform the doctor about any prior immunoglobulin or blood product reactions before administration
• Delay of live vaccines, such as measles or varicella vaccine, is usually advised for several months after receiving this injection

Imatet Injection 40IU / 0.5ml Side Effects

• Pain, redness, or swelling at the injection site
• Mild fever
• Headache
• Muscle soreness near the injection area
• Nausea
• Allergic reactions in rare cases, including rash or itching
• Rare severe allergic reaction (anaphylaxis) requiring immediate medical attention

Storage Conditions

• Store in a refrigerator between 2°C and 8°C
• Do not freeze the injection
• Protect the vial from light
• Keep out of reach of children
• Discard if the solution appears discolored or contains particles