Tenofovir disoproxil fumarate (TDF) is a medication used to treat and prevent HIV and hepatitis B. It belongs to a class of drugs called nucleoside reverse transcriptase inhibitors (NRTIs) that work by blocking the action of an enzyme called reverse transcriptase, which is necessary for the virus to replicate and spread.

Benefits:

• Tenofovir disoproxil fumarate is effective in treating and preventing HIV and hepatitis B.
• When used in combination with other antiretroviral medications, it can slow the progression of HIV and reduce the risk of developing AIDS-related illnesses.
• It is available in oral form.

Side Effects:

• Common side effects include: headache, nausea, and diarrhea
• Long-term use can lead to an increased risk of kidney and bone problems
• It can also cause allergic reactions and lactic acidosis
• Other serious side effects include pancreatitis and severe liver problems
• It should not be used in people with certain medical conditions such as severe liver or kidney disease, or pregnant or breastfeeding women

It is important to note that everyone may respond differently to medication and it is always best to consult a doctor or pharmacist for more information. It is also important to use the medication as directed by the physician and follow the instructions on the label. Also, it is important to be aware of any unusual symptoms or side effects and report them to your healthcare provider. Regular monitoring of kidney and liver function tests is necessary while taking Tenofovir disoproxil fumarate.