Avanafil belongs to a class of medications called phosphodiesterase inhibitors. It works by increasing blood flow to the penis during sexual stimulation, to cause an erection. It is therefore used to treat erectile dysfunction (impotence) in men.
Avanafil is available as tablets. If it is taken with food, it may delay the onset of action compared to without food.
Erectile dysfunction
Adult
The usual recommended dose is 100mg approximately 15-30 minutes before sexual intercourse, may adjust depending on response. Maximum dosage is 100mg once daily.
Common dosing schedule:
Take Avanafil no more than once daily. Use at approximately 15-30 minutes prior to sexual intercourse with at least 24 hours between doses.
This schedule is for reference only, adjustments may be made according to individual needs.
Some common medications Avanafil may interact with:
Please notify your doctor or pharmacist if you are taking the above medication, dosage adjustments might be needed.
In Hong Kong, Avanafil is a prescription only medicine, and requires a prescription from a doctor to be purchased in a pharmacy. It can also be obtained from doctors. To find a pharmacy near you, refer to the list of pharmacies (“Authorized Sellers of Poisons”) from the Hong Kong Department of Health.
For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at https://www.drugoffice.gov.hk
Need more information?
For detailed information about the use of Avanafil in children, pregnancy and breastfeeding, and for questions about drug interactions, please check with your pharmacist or doctor.
Disclaimer: our goal is to provide you with the most relevant drug information and common dosage for Hong Kong. This information does not constitute medical advice. For specific treatment recommendations and advice, always discuss with your doctor or pharmacist, and follow the instructions included with your specific medicine.
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