What is the medicines and poisons schedule? Applications have been made this year to switch erectile dysfunction drugs in Australia but, so far, have not proceeded. We look forward to seeing you soon. Counterfeit medicines can be very dangerous. Men can buy the drugs in full milligram strength, in packs of up to 12 tablets at a time.The short answer is ‘yes’ if you want to do it properly. Viagra is a medication that is used to treat erectile dysfunction in men and is normally only available on prescription. So, do . The benefits of buying Viagra from a pharmacy, over the counter Jill Margo Health editor Updated – am, first published at am Share In New Zealand, . On this page about Viagra you will find information relating to side effects, age restrictions, food interactions, whether the medicine is available at a government subsidised price on .