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Dear Dr. Roach: I give my wife an octreotide intramuscular injection monthly into the gluteal muscle. I was taught to pull back on the needle to be sure you aren鈥檛 in a blood vessel.

Dear Dr. Roach: I鈥檝e enjoyed reading your column for years and hope you can provide an answer or guidance. My 83-year-old mom had a port installed in her chest over five years ago for chemotherapy to treat non-Hodgkin鈥檚 lymphoma.

Dear Dr. Roach: I just read your article that there wasn鈥檛 any difference between Synthroid and levothyroxine. I come from a family with severe sensitivities, allergies and asthma. I was started on Synthroid and did well.

Dear Dr. Roach: I just read your article that there wasn鈥檛 any difference between Synthroid and levothyroxine. I come from a family with severe sensitivities, allergies and asthma. I was started on Synthroid and did well.

Dear Dr. Roach: I am a healthy 79-year-old man. My doctor tells me that my blood pressure and pulse are better than most men half my age. I feel good.

Dear Dr. Roach: I follow you regularly, but I haven鈥檛 heard one word on ways to build your immunity. Supplements abound, offering strength for the immune system. For me, some have been a tremendous support.

Dear Dr. Roach: Many of my friends assert that the use of essential oils 鈥渟upports鈥� their immune system and reduces their risk of getting sick.

Dear Dr. Roach: Our 44-year-old daughter had an event called VAD, vertebral artery dissection 鈥� a tear in an inner artery 鈥� which has turned her life upside down.

Dear Dr. Roach: I am a 78-year-old man with severe COPD who is on oxygen 24/7. I use a portable oxygen generator when I need to go to the store or for medical appointments.

Dear Dr. Roach: Many seniors, including myself, have received pneumonia shots within the past five years.