What is cold sore cream tube with aciclovir 5% cold sore cream with aciclovir 5% helps to treat the cold sore and gives you the much needed relief. The best time to start this treatment is when the tingling sensation first happens, before any visible sign of a cold sore appears. Ingredients what are the active ingredients 50mg aciclovir, arlatone 983s, cetyl alcohol, dimethicone, propylene glycol, white soft paraffin, liquid paraffin, purified water.ingredients usage how to use cold sore cream tube with aciclovir 5% adults and children spread a layer of cream liberally over the sore and surrounding area as soon as the tingling starts. Apply the cream 5 times daily for 5 days. If the sore has not healed, continue the treatment for another 5 days. If symptoms still persist, consult your doctor. Usage warnings precautions to consider before using cold sore cream tube with aciclovir 5% cold sores are infectious. Always wash your hands after touching cold sores, or applying medication to them. Avoid touching your eyes. Women are advised to be especially careful when applying make up. Do not use saliva to wet contact lenses. Avoid kissing, especially children, when you have a cold sore. Avoid breaking the blisters and picking the scabs. Not only can you infect your fingers with virus you may infect your cold sore with other germs e.g. Bacteria. Avoid sharing your eating and drinking utensils. Avoid sharing the same towel with other people. Do not use if you are pregnant or are breast feeding unless your doctor advises. What are the common side effects cold sore cream may cause temporary burning or stinging after application of the cream to the affected area, mild drying, flaking, itching or redness of the skin may occur in some patients. Rarely, contact dermatitis after application of the cream generally due to the components of the cream base rather than aciclovir. Patients who have any concerns should see their doctor or pharmacist.warnings