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Acyclovir / Aciclovir

Molecule Description

It is a medication that is used to treat infections caused by certain viruses.


Uses of Acyclovir / Aciclovir

Acyclovir is used to treat viral infections like genital herpes, herpes simplex, neonatal herpes, shingles, and chickenpox.

Contraindications of Acyclovir / Aciclovir

When should one not use Acyclovir / Aciclovir

  • Allergic to the medicine
  • Sudden onset of kidney disease (Acute renal failure)
  • Dehydration

Side effects of Acyclovir / Aciclovir

Common side effects of this drug are:

  • Nausea
  • Vomiting
  • Diarrhea
  • Headache
  • Giddiness
  • Tiredness
  • Muscle or joint pains
  • Visual disturbances

Precautions and Warnings of Acyclovir / Aciclovir



Can I take Acyclovir / Aciclovir during pregnancy?
The drug can be used in pregnancy only if recommended by a physician.

Breast Feeding

Can I take Acyclovir / Aciclovir while breastfeeding?
It is passed onto breast milk but less likely to cause any harmful effects. Hence should be used with caution.


Can I drive if I have consumed Acyclovir / Aciclovir?
It is probably safe while driving. It does not usually affect your ability to drive.


Can I consume alcohol with Acyclovir / Aciclovir?
No information is available on interactions of Acyclovir when taken with alcohol, consult your doctor or pharmacist for further details.

Mode of Action of Acyclovir / Aciclovir

How Does It Work?

It inhibits and inactivates the genetic material of the virus without affecting the normal cellular processes.

Interactions of Acyclovir / Aciclovir

Interactions with other medicines

  • Medications used to treat bacterial or fungal infections including Amphotericin B, Amikacin, Gentamycin, Kanamycin, and Tobramycin
  • Over the counter pain reliever
  • Medicines used to treat HIV, such as Zidovudine.

Interactions with food items

Do not use this medicine at or around the time of meals. Using tobacco and alcohol, along with this drug, may cause interactions.

Dietary Restrictions of Acyclovir / Aciclovir

No information is available on dietary restrictions while you are taking Acyclovir, consult your doctor or pharmacist for further details.

Dosage of Acyclovir / Aciclovir


Kidney damage, permanent nerve damage (hence adequate hydration is essential while on Acyclovir).

Missed a Dose

Take the incomprehensible dose as shortly as you bear in mind. If it is almost time for your next dose, skip the missed dose, and take medicine at the next regular scheduled time.

Frequently Asked Questions (FAQs)


Q: Will Acyclovir help to treat herpes?

A: It is very likely to help treat herpes infection. In the case of Acyclovir resistant strains, treatment with other drugs may be mandatory.

Q: Is it possible to smear Acyclovir in the mouth?

A: Acyclovir should not be smeared in the mouth, as it can cause local inflammatory reactions with the mucosa or more severe complications.
Last Updated on: 24 Dec 2020 | 01:48 PM (IST)

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