Doctors advise against using the drug if you are allergic to any ingredient in it or if you have conditions like eye or vision problems, including a rare inherited eye disease called retinitis pigmentosa; heart disease, angina, high or low blood pressure, a history of heart attack, or other heart problems; kidney disease
liver disease; stroke; an unusual or allergic reaction to sildenafil, other medicines, foods, dyes, or preservatives
Following the dosage instructions of your doctor is the best way to use any medication. If you are unsure or do not remember the instructions then you may read the medicine label for more detailed information.
You may take it by mouth with a glass of water. Kamagra works best when taken 30 to 60 minutes before initiating sexual activity.
The dosage should not increase more than once in a day (24 hours).
Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Do not use any expired medicine. Keep out of reach of children.
You must contact an emergency medical center if you suspect an overdose. An overdose of the drug may have adverse effects that require immediate medical attention. Contact the nearest emergency poison control center immediately if you notice any effects.
Discuss your past/current medical history in detail with your doctor before beginning treatment with any new medication. If you are using any herbal supplements or over the counter medication, inclding vitamin pills, then mention it to your doctor. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
Do not use Kamagra if you are taking any of these medicines
Cisapride; methscopolamine nitrate; nitrates like amyl nitrite, isosorbide dinitrate, isosorbide mononitrate, nitroglycerin; nitroprusside; other sildenafil products (Caverta, Silagra, Eriacta, etc.)
This drug may also react with the following:
certain drugs for high blood pressure; certain drugs for the treatment of HIV infection or AIDS; certain drugs used for fungal or yeast infections, like fluconazole, itraconazole, ketoconazole, and voriconazole; cimetidine; erythromycin; rifampin
If you seem to have any changes in your vision then you should contact your doctor immediately.
The medicine in rare cases may cause a prolonged and painful erection. Contact your doctor immediately if erection lasts for more than 4 hours as it can lead to permanent sexual disorders like impotence.
It is ineffective in protecting you or your partner from sexually transmitted diseases (HIV and the others).
In case you have symptoms of nausea, dizziness, chest pain or arm pain during sex, do not indulge in any activity. Contact your doctor as soon as possible.