It was synthesized in 1930. Since pilocarpine reduces intraocular pressure, it is often prescribed in the form of eyedrops to treat several types of glaucoma. One application takes effect in less than 15 minutes and continues to protect the eye for about 24 hours. Chances are that today people with glaucoma who use pilocarpine apply the synthetic version, but this standard medication is actually an herbal derivative. Fruits and vegetables containing vitamin C .
Many studies show that vitamin C lowers intraocular pressure.
Good sources include bell peppers, broccoli, cabbage, citrus fruits, brussels sprouts, guava, kale, papaya and strawberries. Nutritionists and naturopaths often recommend taking vitamin C supplements in amounts ranging anywhere from 2,000 to 35,000 milligrams a day. Since as little as 1,200 milligrams of vitamin C can cause diarrhea in some people, I'd suggest staying on the lower side. If you want to try higher doses, please discuss it with your doctor. If I had glaucoma or a family history of the disease, I'd take supplemental vitamin C .