Sidenafil is not an OTC (Over The Counter) drug, it' s a prescription drug.
Sildenafil is the active ingredient in Viagra. Viagra is a brand name for a medication that contains sildenafil. So, the main difference is that sildenafil is the generic name for the drug, while Viagra is a specific brand of the drug.
Sildenafil and sildenafil citrate are the same medication, with sildenafil citrate being the active ingredient in the drug. There is no difference in effectiveness between the two in treating erectile dysfunction.
Paracetamol Ibuprofen
No OTC rug will have codeine in it since the codeine is restricted.
There is no drug OTC that has the same efficacy as the medication Percocet. Oxycodone is the main ingredient in Percocet and is ONLY available by prescription. Now, the other ingredient in Percocet is TYLENOL or acetomenophin is available OTC.
Sildenafilis (or sildenafil citrate) is the drug name, if that's what you're after.
This drug must be prescribed. There is no OTC of this form.
blood text lab
No. A prescription is required for Topomax.
Viagra is not tested for in urine/hair drug screens
The trade name for the drug (sildenafil citrate) is pronounced "vy-AGG-ruh".
Viagra is a brand name for the drug sildenafil, which is used to treat erectile dysfunction. The main difference is that Viagra is the brand name version of sildenafil, while sildenafil is the generic version. Both contain the same active ingredient and work in the same way to help improve blood flow to the penis.