Adacel Injection

Indication

Active immunization against diphtheria, tetanus, and pertussis in individuals aged 10 years and older.

Dosage (summary)

Administer a single dose of 0.5 ml intramuscularly.

Onset of Action / Duration

Immunity develops within 2 to 4 weeks after vaccination.

Special Populations

• Individuals with a history of severe allergic reactions to vaccine components
• Individuals with moderate to severe acute illness
• Pregnant women should consult healthcare providers

Pregnancy & Breastfeeding

Adacel can be administered during pregnancy, particularly in the third trimester, to protect newborns from pertussis. Consult a healthcare provider before use during lactation.

Key Drug Interactions

• Immunosuppressive therapies may reduce vaccine efficacy
• Concurrent administration with other vaccines is generally safe but should be done under medical supervision

Contraindications

• Severe allergic reaction (e.g., anaphylaxis) to any component of the vaccine
• History of encephalopathy within 7 days of a previous pertussis vaccine

Common side effects

• Local reactions at the injection site (pain, swelling, redness)
• Fever
• Fatigue
• Headache
• Nausea

Counselling Points

• Inform patients about the importance of completing the vaccination series
• Advise patients to report any severe or unusual side effects
• Encourage patients to maintain a record of vaccinations