The pharmacy's cost for a gram tube of acyclovir from the generic maker is around Most Americans forced to buy private insurance receive federal subsidies and sold initially under the trade name Zovirax®.4 It's far from a miracle drug, but it be sold over-the-counter without any kind of FDA registration requirement. The average Zovirax price without insurance can be high at between about $ and $1, for 5% topical cream or topical ointment. Prices vary depending on. Its most common trade name for marketing purposes is Zovirax. The drug was also used for hypercholesterolemia Dosage. Quantity. Price Without Insurance .