Why do I get daily headaches needing ibuprofen?

As per the complaints, this is a case of Sinusitis.

If you have sinusitis, the doctor may be able to recommend additional medications to relieve your symptoms, such as steroid nasal sprays or drops to reduce sinus swelling.

antihistamines - if your symptoms are caused by an allergy

Antibiotics - if you have a bacterial infection and are severely sick or at risk of consequences, antibiotics may be prescribed (but antibiotics are often not needed, as sinusitis is usually caused by a virus)

It is normal to have high blood pressure after a stroke. These blood pressure rises could be because of the brain damage that regulates the level of pressure. Furthermore, hypertension is often asymptomatic however it can cause additional strokes. Ensure that he takes his medication, eats well, and goes for check-ups regularly. 

I get what you’re saying about using Betahistine with Sertraline. Don’t worry, few people get severe side effects like Steven Johnson Syndrome from Betahistine. Some common side effects might be a headache or an upset stomach. When you’re suffering from vertigo, it feels like everything is spinning around you. Betahistine works by increasing the blood flow within the inner ear which can help with this. However, it’s best to speak with your doctor before taking any medication. 

Being unable to move a part of the body is what paralysis is all about. It can be caused by different things such as strokes, injuries or diseases like MS. Common signs include loss of sensation and/or inability to move. Your comeback will depend on the cause; if it’s due, to, for instance, a stroke then one may recover quicker than expected but usually physical therapy is always recommended. In addition, healthy eating habits exercise, and keeping a positive mindset go a long way in aiding recovery.

If the shunt isn't working right, symptoms can come back. In such cases, replacing or adjusting the shunt may be necessary to ensure it properly drains the fluid. It's important to address this quickly to avoid complications. Talk to the specialist who has been treating your husband, may be able to provide further guidance on the next steps. It is important to follow the doctor's advice and closely monitor your husband's condition.

There are many reasons why people get headaches.  For example, pressure or strain due to stress can cause it; failure to drink water may also contribute, and spending too much time looking at a screen can be another factor.  To relieve yourself of these symptoms ensure that you are taking enough water and breaks as much as possible from screens while getting adequate sleep each night. If they persist then see a doctor immediately.

Accide­ntally taking two doses of her night medication could make­ her feel sle­epy, unclear, or unbalanced. It's wise­ to watch over her and ensure­ she's alright. Remind her to re­lax and drink plenty of fluids. Should any odd signs appear, don't delay in se­eking medical guidance. Most like­ly, she'll be okay but kee­p observing her condition for now.