Rico and Jingo are both trade names, the generic name is sildenafil citrate, and both have the same efficacy, just different manufacturers. Sildenafil citrate is mainly used for the treatment of erectile dysfunction, through selective inhibition of PDE5, enhancement of the nitric oxide (NO)-cGMP pathway, elevation of cGMP levels and lead to the relaxation of the cavernous smooth muscle of the penis, so that patients with erectile dysfunction to the sexual stimulation to produce a natural erectile response. Sildenafil may have certain side effects such as facial flushing, headache , nausea, and visual disturbances. The drug is prohibited in combination with nitrates, it is contraindicated in women, people who are allergic to the product, children, people whose recent cardiovascular state does not allow them to have sex. If you need to take the above drugs, you can use them under the guidance of a doctor after checking in the hospital.