> Western Medicines > Hippigra


What is Hippigra?

Hippigra is a brand medication that contains Sildenafil, which 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.

How to use it?

Hippigra is available as tablets. It can be taken with or without food.

For erectile dysfunction,
Take 50mg approximately 1 hour before sexual intercourse, may adjust depending on response. Maximum dosage is 100mg once daily.

What are the side effects of Hippigra?

Common side effects of Hippigra include flushing, headachedizziness, nasal congestion, and stomach discomfort.

Who should not take Hippigra?

  • People allergic to Hippigra or any component of the formulation
  • Patients who are currently taking nitrates regularly or as emergency medication
  • Patients who recently had myocardial infarction or stroke

Pharmacist Tips:

  • This medication can make you dizzy. Avoid driving or operating machinery until you know how you respond to Hippigra.
  • Report to your doctor immediately if you experience sudden visual or hearing loss.
  • If you are using Hippigra for erectile dysfunction, seek medical assistance in case of prolonged erection (over 4 hours).
  • People who have existing cardiovascular conditions must avoid using Hippigra and any other phosphodiesterase inhibitors.
  • Do not use more than once daily as it can cause severe side effects.

Common dosing schedule: 
Take Hippigra no more than once daily. Use at approximately one hour 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 Hippigra may interact with:

Please notify your doctor or pharmacist if you are taking the above medication, dosage adjustments might be needed.

Where to buy Hippigra in Hong Kong?

In Hong Kong, Hippigra 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 Hippigra 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.

Available dosage
  • 50mg / 100mg (Tablets)
Drug class
Sub class
Phosphodiesterase Inhibitors
Generic Names
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