Inform your health care provider you are taking Certolizumab pegol before you receive any Vaccine. Certolizumab may decrease the actions of Vaccines. If you are taking Certolizumab, you should not receive certain types of vaccines known as "live virus vaccines" (examples: Biavax II, Orimune, Varivax). Discuss Vaccination options with your health care provider. Also, avoid contact with anyone who has recently received the oral poliovirus vaccine. If you experience fever, chills, or other symptoms of illness, contact your prescriber immediately.

Inform your health care provider you are receiving Chemotherapy before receiving any Vaccine. Certain Live Vaccines may not be appropriate for patients taking Antineoplastic Agents (chemotherapy, medicine used to treat cancer and other conditions). Treatment with some vaccines may result in infection in patients receiving Chemotherapy. Discuss Vaccination options with your health care provider.

Amprenavir Oral Solution contains a large amount of an alcohol-like solution. Avoid Alcohol-containing products or beverages while taking Amprenavir Oral Solution, as excessive sedation (difficulty staying alert), dizziness, or difficulty breathing may occur. Alcohol does not appear to interact significantly with Amprenavir capsules.

Nevirapine may decrease the actions of Lidocaine injections. Your prescriber may need to do blood tests or check your heart rhythm (using an EKG) to make sure you are receiving the correct amount of Lidocaine. Contact your prescriber immediately if may experience chest pain, dizziness, fainting or falling spells, palpitations, shortness of breath, or a change in your usual heart beat (fast, slow, or irregular heart beat). Nevirapine should not interact with skin or topical products containing Lidocaine.

Lidocaine injection is only used in a hospital or clinic during surgery or procedures to reduce feelings of pain (numb) the area being treated or to treat serious irregular heart rhythms. If you are taking Anti-Retroviral Protease Inhibitors (medicines to treat HIV infection and AIDS) and receive Lidocaine, you may be at increased risk of developing a change in heartbeat (palpitations) or very low blood pressure during the procedure. Talk to your health care provider before any surgeries or procedures and inform them that you have been taking Protease Inhibitors. Protease Inhibitors should not interact with skin or topical products containing Lidocaine.

Although an interaction is possible, these drugs are often used together. Additive benefits may occur when Corticosteroids (examples: Dexamethasone, Methylprednisolone, Prednisone, or Prednisolone) and Antineoplastic Agents (chemotherapy, medicine used to treat cancer and other conditions) are used together. The combined therapies are often designed to take advantage of these benefits. However, some side effects may include an increased risk of infection. If you notice signs or symptoms of an infection, such as a fever, sore throat, etc., do not treat yourself and seek your prescriber's evaluation and advice.

Although an interaction is possible, these drugs are sometimes used together. Nevirapine may decrease the blood levels of Amprenavir. If your prescriber decides that taking these drugs together is best for you, an increased dose of Amprenavir may be prescribed while you are taking Nevirapine.

Although an interaction is possible, it is usually okay to drink grapefruit juice or eat grapefruits while taking Amprenavir. In theory, side effects from Amprenavir such as diarrhea, headache, or rash might get worse if you drink grapefruit juice or eat grapefruits, but significant interactions have not been reported. Do not greatly alter your normal grapefruit and grapefruit juice intake while taking Amprenavir.

In general, it is okay to take Amprenavir with or without most foods. However, very fatty meals can decrease the absorption of Amprenavir into the body and it is recommended that you avoid taking Amprenavir with a high-fat meal. Although an interaction is possible, it is also usually okay to drink grapefruit juice or eat grapefruits while taking Amprenavir. In theory, side effects from Amprenavir such as diarrhea, headache, or rash might get worse if you drink grapefruit juice or eat grapefruits, but significant interactions have not been reported. Do not greatly alter your normal grapefruit and grapefruit juice intake while taking Amprenavir.