Influenced by different manufacturers, different regions, different distributors and other factors, there is no uniform pricing for a box of Cotrimoxazole, which is currently priced at $15~50 per box in the market. Compound Thrombotoxin is a proprietary Chinese medicine, clinically, it is mostly used in capsules and pills. It is suitable for activating blood stasis, benefiting qi and nourishing yin. It is used for the treatment of retinal vein obstruction with blood stasis and deficiency of qi and yin. Symptoms include decreased visual acuity or visual abnormalities, signs of stasis in the fundus, fatigue, dry throat and dry mouth. Its adverse reactions are not clear. Note that pregnant women are forbidden to take, those who are allergic to this product are forbidden to take, and those with allergies should take with caution. The price of this drug varies among different manufacturers, different specifications and different packages, and its price is roughly 15~50 yuan. It is recommended to consult and purchase from local regular medical institutions and use this product as prescribed by the doctor. If there is a need for medication, please use it under the doctor’s discernment and guidance.