In the United States, tretinoin is only available with a prescription and can’t be purchased over the counter. This means that you’ll need to talk to a healthcare provider if you’re interested in using tretinoin as an acne or anti-aging treatment.Can you buy Retin an over the counter?
Ask your doctor for a prescription for Retin-A, Renova, or Retin-A Micro (Retin-A can be purchased over-the-counter in Mexico, Canada , and some European countries, so if you live or are visiting there, you don't need a prescription).Can you get Zovirax ointment over the counter?
No, unfortunately Valtrex (valacyclovir) is not available over-the-counter. Valtrex, along with Zovirax (acyclovir), is an antiviral medication used to treat infections of the herpes virus, including: genital herpes, shingles, and cold sores.