Meningokokus

Wadanda ya kamata su samu alurar Meningococcal ACWY:

Mazaunan arewacin Nijeriya: NPHCDA ta ba da shawarar allura ga duk mutanen da ke zaune a jihohin arewaci da ke cikin "Meningitis Belt" — Kano, Zamfara, Sokoto, Kebbi, Niger, Jigawa, Katsina, Kaduna, Bauchi, Gombe, Adamawa, da sauransu.

Yara a jadawalin NPI: NPHCDA na shirin gabatar da Men5CV a cikin jadawalin NPI don ba yara kariya na yau da kullum.

Matafiya zuwa arewacin Nijeriya da yankin Meningitis Belt: Musamman a lokacin rani (harmattan/dry season) lokacin da cutar ke barke. Matafiya daga kudancin Nijeriya zuwa arewa ma ya kamata su samu alurar.

Mahajjata (Hajj/Umrah): Kasar Saudiyya ta sa tilas ga duk mahajjata su nuna takardar shaida ta alurar Meningococcal ACWY kafin shiga kasar. NCDC na ba da shawarar duk 'yan Nijeriya masu tafiya Hajj su samu alurar.

Dalibai da ke tafiya kasashen waje: Musamman zuwa Amurka da Turai inda makarantu ke bukatar takardar alurar.

Mutanen da ke da rauni na musamman: Masu cire sefa (splenectomy), masu cutar complement deficiency, da masu shan eculizumab/ravulizumab.

A lokacin barkewar annoba: NCDC na gudanar da yakin rigakafin gaggawa a yankunan da cutar ta barke.

Ba a ba da alurar Meningococcal ACWY ga wadannan mutane ba:

Matsanancin rashin lafiyar abubuwan da ke cikin allurar: Musamman rashin lafiyar CRM197 ko tetanus toxoid (wadanda ake amfani da su a matsayin carrier proteins a allurar conjugate).

Rashin lafiya mai tsanani tare da zazzabi: Sai a jinkirta har sai ya warke.

Bayani mai muhimmanci:

• Mata masu juna biyu — ba a hana ba amma ba a da isassun bayanai; ana ba da ita idan hadarin ya yi yawa (misali a lokacin barkewar annoba ko tafiya Hajj)

• Masu HIV — ana ba da shawarar musamman saboda suna cikin hadari; amma za su iya bukatar karin allura

• Jarirai kasa da watanni 2 — wasu nau'o'in allurar conjugate ana iya ba su tun watanni 2+

A Nijeriya: A lokacin yakin rigakafin gaggawa, NCDC na ba da allurar ga duk mutanen da ke cikin yankin da cutar ta barke, ba tare da yawan hani ba.

Sakamako na alurar Meningococcal ACWY:

Sakamako na yau da kullum (10-50%):

• Zafin wurin allura (40-50%)

• Jan fata da kumburin wuri (15-25%)

• Ciwon kai (15-30%)

• Gajiya da rashin jin dadi (15-20%)

• Ciwon tsokoki (10-15%)

• Dan zazzabi (5-10%)

• A yara kanana: fushi, kuka, rashin barci

Wadannan sakamako suna warwarewa cikin kwanaki 1-3.

Sakamako marasa yawa:

• Tashin zuciya da amai

• Ciwon gidauniyoyi

• Zazzabi sama da 39°C (kasa da 1%)

Sakamako musi tsanani (da wuya sosai):

• Anaphylaxis — kasa da 1 cikin miliyan

• Guillain-Barré syndrome — 'yan shari'o'i da aka ruwaito amma ba a tabbatar da alaka ba

MenAfriVac® a Nijeriya: Yakin rigakafin MenAfriVac a Nijeriya ya shafi miliyoyin mutane. Tsarin sa ido kan sakamako (AEFI surveillance) ya nuna cewa alurar tana da aminci sosai.

Yadda ake ba da alurar Meningococcal ACWY:

Nau'o'in alurar da ke akwai:

• Conjugate vaccines (Menactra®, Menveo®, MenQuadfi®): Mafi inganci, suna samar da immune memory

• Polysaccharide vaccine (Menomune®): Tsohon nau'i, ba ya samar da immune memory

• Men5CV (ACWXY conjugate): Sabon nau'i da WHO ta amince — zai maye gurbin MenAfriVac

Jadawali:

• Yara watanni 2-23: Allura 2-4 (ya danganta da nau'in alurar da shekarun yaron)

• Manya da yara shekaru 2+: Allura guda daya

• Booster: Ana ba da shawarar a kowace shekaru 5 ga mutanen da ke ci gaba da kasancewa cikin hadari

Ga mahajjata:

• Allura guda daya akalla kwanaki 10 kafin shiga Saudiyya

• Takardar shaida ta dawwama shekaru 5 (conjugate) ko shekaru 3 (polysaccharide)

A Nijeriya:

• NPHCDA na rarraba alurar ta hanyar tsarin kiwon lafiya na farko (PHCs)

• A yakin rigakafin gaggawa, ana amfani da timunan rigakafi na wayar hannu don kaiwa ga yankunan karkara

• Gavi na tallafawa Nijeriya wajen siyan alurar

Ingancin alurar Meningococcal ACWY:

Conjugate vaccines (Menactra, Menveo, MenQuadfi):

• Inganci: 85-100% bayan allura daya ga manya da yara sama da shekaru 2

• Kariya ta fara raguwa bayan shekaru 3-5 — shi ya sa ake bukatar booster

• Suna samar da immune memory — jiki na iya samar da kariya cikin sauri idan an sake samu mu'amala da kwayar cutar

MenAfriVac® (serogroup A conjugate):

• Inganci: >99% wajen rage cutar sankarau na serogroup A

• A Nijeriya, bayan yakin rigakafin 2011-2015, shari'o'in cutar sankarau na serogroup A sun kusan bace — babban nasara na kiwon lafiya

Men5CV (pentavalent ACWXY):

• Bincike na farko ya nuna inganci mai kyau ga duk serogroups 5

• Za ta maye gurbin MenAfriVac kuma ta ba da karin kariya — musamman ga serogroup X da ke karuwa a wasu yankunan Afirka

Kalubalen a Nijeriya:

• Bayan nasarar rage serogroup A, serogroups C da W sun fara karuwa — wannan ya sa ACWY da Men5CV suka zama masu muhimmanci

• NCDC na ci gaba da sa ido don ganin canje-canjen serogroups

Mu'amalar alurar Meningococcal ACWY da wasu magunguna:

Wasu allurar: Ana iya ba da alurar Meningococcal ACWY tare da yawancin wasu allurar kamar:

• Tetanus-diphtheria (Td/Tdap)

• HPV

• Yellow Fever

• Hepatitis A da B

• Typhoid A wurare daban-daban na jiki.

Magunguna masu rage garkuwar jiki: Masu shan immunosuppressants na iya rashin samun cikakkiyar kariya. Ana ba da shawarar karin allura bayan kawo karshen magunguna.

Eculizumab/Ravulizumab: Mutanen da ke shan wadannan magunguna na complement suna cikin babban hadarin cutar sankarau — dole ne su samu alurar tare da karin matakan kariya (antibiotic prophylaxis).

A jadawalin NPI: Idan aka gabatar da Men5CV, za a ba da ita tare da sauran allurar jadawalin. NPHCDA ta tabbatar cewa hadin gwiwar ba ya rage ingancin kowace allura.

Pregnancy: Safe if indicated.

Meningococcal ACWY conjugate vaccines are non-live and considered safe during pregnancy.

• Recommended for pregnant travelers requiring vaccination for Hajj/Umrah (Saudi Arabia requirement).

• Limited formal pregnancy studies, but extensive post-marketing experience without safety signals.

• ACIP: "MenACWY may be administered during pregnancy if indicated."

Breastfeeding: Safe — no restrictions.

Meningococcal ACWY conjugate vaccines are inactivated and safe during breastfeeding. No modification to breastfeeding schedule required.

Pediatric use:

• Menveo: licensed from 2 months of age. Infants: multi-dose series.

• Nimenrix: licensed from 6 weeks of age.

• MenQuadfi: licensed from 12 months of age.

• Routine adolescent vaccination (11–12 years) with booster at 16 years (US ACIP).

• Children with asplenia, complement deficiency, or HIV: 2-dose primary series + boosters every 3–5 years.

• MenB vaccines (Bexsero, Trumenba) for serogroup B: separate schedule.

Geriatric use:

• No specific age-related contraindications. Standard single-dose schedule applies.

• Elderly travelers to the African meningitis belt or performing Hajj should receive MenACWY.

• Immune response adequate in healthy elderly adults.

• Asplenic elderly patients: 2-dose series + boosters every 5 years.

Matakan kariya da lura:

Lokacin da ya fi dacewa a Nijeriya:

• Lokacin rani (Janairu-Yuni) — cutar ta fi barke a wannan lokaci a arewacin kasar

• Kafin tafiya Hajj — dole ne a samu alurar akalla makonni 2 kafin tafiya

• Kafin fara makaranta (dalibai da ke tafiya kasashen waje)

Alamun cutar sankarau da ake bukatar sanin su:

• Tsananin ciwon kai

• Taurin wuya

• Zazzabi mai tsanani

• Hawan fata mai duhu (petechial/purpuric rash)

• Rashin jurewa haske

• Ruduwa ko suma

IDAN KA GA WADANNAN ALAMUN — JE ASIBITI NAN DA NAN. Cutar na iya kashe mutum cikin sa'o'i 24.

Bayani na NCDC: NCDC na gudanar da tsarin sa ido na mako-mako don cutar sankarau a duk jihohin Nijeriya. Idan aka ga karuwar masu cutar, ana sanar da jama'a tare da fara yakin rigakafi na gaggawa.