Penicillamine is a medication that is used to treat a variety of conditions, including rheumatoid arthritis, Wilson’s disease (a disorder that causes too much copper to build up in the body), and cystinuria (a genetic disorder that causes excessive excretion of certain amino acids in the urine).

Some potential side effects of penicillamine include:

• Nausea and vomiting
• Loss of appetite
• Diarrhea
• Skin rashes
• Hair loss
• Fatigue
• Depression
• Anemia
• Nephrotoxicity
• Neurological damage
• Some other severe side effect such as Aplastic anemia, Leukopenia, Thrombocytopenia, Lupus erythematosus-like syndrome

Benefits of penicillamine include:

• Reducing inflammation and pain in people with rheumatoid arthritis
• Lowering the amount of copper in the body in people with Wilson’s disease
• Reducing the formation of kidney stones in people with cystinuria

It is important to note that Penicillamine may cause serious, even life-threatening, side effects. It should be used only by physicians who are experienced in the use of this medication.

It is important to follow the dosage and administration instructions provided by your doctor and to keep all scheduled appointments for blood tests and other monitoring. Also, pregnant women should not take penicillamine as it may harm an unborn baby.