Medicine Man owner, pharmacist James Powell saidthe company would be adhering to the strict government guidelines and ensuring the pill is only sold to those over 16.
The government said Novartis offered one pharmacist in Los Angeles a "bonus" rebate amounting to several hundred thousand dollars to induce thepharmacist to "shoulder the burden" of switching 700 to 1, 000 transplant patients to Myfortic.
"If however the cough persists and gets more frequent, it is advisable to visit thepharmacist for advice on stronger medicines to treat the cough, " she said.
The General Pharmaceutical Council had said before the BBC London investigation, it had only taken one pharmacist in England to a fitness to practise hearing for selling drugs without a prescription in 2012.
"Patients can speak to their pharmacist about the option of having the pharmacy compound Tamiflu capsules into a liquid, " DeAngelis said in an e-mail.